Closest web-safe match: #FF6633

Color Details and Palettes for #FF6C1B

Details about the color Shocking Orange#FF6C1B

Conversions, palettes, contrast & design ideas for this color.

Vermilion family Warm WCAG ink: dark
HEX #FF6C1B RGB rgb(255, 108, 27) HSL hsl(21, 100%, 55%) CMYK cmyk(0%, 58%, 89%, 0%)

Color profile

About Color Hex #FF6C1B

#FF6C1B is a warm color from the Vermilion family, closest in name to “Shocking Orange”. In RGB it is rgb(255, 108, 27); in HSL, hsl(21, 100%, 55%).

The color Shocking Orange, with hexadecimal code #ff6c1b, sits in the orange color family, typically linked to enthusiasm, creativity, and warmth. Orange hues stimulate appetite and social interaction, which is why food brands and community platforms favor them. Additionally, it evokes emotions such as Enthusiasm, Warmth, Motivation and Adventure. Orange is associated with spirituality and courage in some cultures, such as in Hinduism and Buddhism. In Western cultures, it often represents autumn, harvest, and creativity. With a high saturation of 100%, this color is intensely vivid—demanding attention and ideal for focal elements like buttons, banners, and brand marks. With a mid-range lightness of 55%, it offers excellent versatility—readable as text on light backgrounds and visible as an element on dark ones. This color is ideal for designs that aim to express Enthusiasm, Warmth, Motivation, or Adventure. It can be effectively used in web design, branding, and marketing materials to attract attention and convey specific messages.

Key facts

RGB 255, 108, 27 red · green · blue HSL 21° 100% 55% hue · sat · light HSV 21° 89% 100% design-app pickers CMYK 0 58 89 0 print inks, % Luminance 0.321 0 dark → 1 light On black 7.41:1 ✓ AA contrast ratio On white 2.83:1 ✕ AA contrast ratio Web-safe #FF6633 closest web-safe Best text black ideal foreground Character Vivid warm · vermilion family

The story of this color

History, Usage, Psychology & Design Ideas for #FF6C1B

Shocking Orange (#FF6C1B) belongs to the Vermilion color family.

This vivid mid-tone strikes the ideal balance between intensity and readability, making it a strong candidate for primary brand colors, interactive UI elements, and logo design where immediate recognition is essential.

Historical Background

Vermilion—a brilliant red-orange pigment—was synthesized from mercury sulfide (cinnabar) as early as 8000 BC in Anatolia. Chinese artisans perfected synthetic vermilion around the 4th century BC, using it in lacquerware, seals, and religious manuscripts. In medieval Europe, vermilion illuminated the capital letters of sacred texts, literally giving us the word 'rubric' (from Latin ruber, red).

Design & Usage Tips

Vermilion bridges the intensity of red with the warmth of orange, making it ideal for food and beverage branding where appetite appeal matters. It pairs well with dark olive green for autumnal themes or with navy blue for a classic nautical palette. Avoid using vermilion for error states, as users may confuse it with orange warnings.

Positioned on the warm side of the color wheel (hue 21°), it naturally draws the eye and creates a sense of closeness—making it effective for calls to action, food photography, and hospitality branding. At 100% saturation, this is a highly vivid color that demands attention. Use it where maximum visual impact is needed—feature banners, accent buttons, and data-visualization highlights.

Psychological Impact

Vermilion projects confidence, vitality, and creative ambition. Its warm red-orange lean makes it feel more approachable and less aggressive than pure red, which is why lifestyle and travel brands favor it for invitations to adventure.

With a mid-range lightness of 55%, this tone is highly versatile: dark enough to serve as body text on white, yet light enough to stand out on charcoal or navy backgrounds.

Creative Design Ideas

Use vermilion as a header accent stripe above charcoal photography for editorial impact. In interior design, a single vermilion accent wall energizes a neutral room. For digital products, vermilion hover states on cards create engaging micro-interactions.

Every format

#FF6C1B Color Conversions

Every way to write Shocking Orange — one-tap copy on every format; tap on any card to learn what it is and when to use it.

12 formats
HEX Web
#FF6C1B

Hexadecimal is the web’s universal color notation — two digits each for red, green and blue. Drop it straight into HTML, CSS or any design tool.

RGB Screen
rgb(255, 108, 27)

RGB is the additive Red-Green-Blue model every screen uses to emit light. The default choice for websites, apps and on-screen UI.

HSL Web
hsl(21, 100%, 55%)

HSL breaks a color into Hue, Saturation and Lightness — the most intuitive way to lighten, darken or mute a color in CSS.

HSV HSB Design
hsv(21, 89%, 100%)

HSV (also called HSB) maps Hue, Saturation and Value/Brightness. It is the model behind the color pickers in Photoshop, Figma and most design apps.

HWB CSS 4
hwb(21 11% 0%)

HWB blends a pure hue with Whiteness and Blackness — a painter-friendly model added in CSS Color 4 for quick tints and shades.

CMYK Print
cmyk(0%, 58%, 89%, 0%)

CMYK is the subtractive Cyan-Magenta-Yellow-Black ink model. Use these values when preparing artwork for a printer or commercial press.

OKLCH Modern
oklch(70.43% 0.197 43.60)

OKLCH is a modern, perceptually-uniform space (Lightness, Chroma, Hue). It powers smooth gradients and accessible palettes in today’s CSS.

OKLab Modern
oklab(70.43% 0.143 0.136)

OKLab is the Cartesian form of OKLCH — ideal for blending and interpolating colors without the muddy midpoints older spaces produce.

CIELAB L*a*b* Perceptual
L: 63.40, a: 52.60, b: 66.44

CIELAB is a device-independent, perceptually-uniform space. It is the standard for measuring color difference (ΔE) and matching across devices.

LCH Perceptual
L: 63.40, C: 84.74, H: 51.63

LCH is CIELAB in cylindrical form — Lightness, Chroma and Hue — letting you adjust vividness and hue while staying perceptually even.

XYZ CIE Science
X: 46.80, Y: 32.06, Z: 4.76

CIE XYZ is the 1931 master space that underpins every other model here — the scientific bridge used to convert between color systems.

Decimal int Code
16739355

The 24-bit integer value of the color — handy for databases, APIs, game engines and low-level graphics code.

Channel breakdown

RGB Color Percentages for #FF6C1B

How much red, green and blue light mixes into Shocking Orange.

Red 255/255 65.4% Green 108/255 27.7% Blue 27/255 6.9%

Percentages show each channel's share of the total light (R + G + B) in Shocking Orange.

Ink coverage

CMYK Ink Levels & Print Guide for #FF6C1B

Ink needed to reproduce Shocking Orange in four-color print. Heaviest ink: Yellow.

0% CYAN 58% MAGENTA 89% YELLOW 0% KEY

Print tip: treat these values as a starting point — final output depends on printer profile, paper stock and calibration.

Accessibility · WCAG

Luminance & Contrast for #FF6C1B

How bright Shocking Orange is, and how far black and white text clear each WCAG bar.

Relative luminance 0.321
0 · dark1 · light

Contrast ratio · 1:1 → 21:1 (log scale)

Aa Black text 7.41:1 ✓ AA ✓ AAA ✓ Large
Aa White text 2.83:1 ✕ AA ✕ AAA ✕ Large

Developer shortcuts

Quick CSS Snippets for #FF6C1B

Copy-and-paste CSS for Shocking Orange — per-line copy, or grab the whole block.

shocking-orange.css
background-color: #FF6C1B;
color: #FF6C1B;
border: 2px solid #FF6C1B;
background-color: rgb(255, 108, 27);
background-color: hsl(21, 100%, 55%);
--color: #FF6C1B;

Shades · light to dark

#FF6C1B Monochrome Palette

Lighter and darker steps of Shocking Orange — the color's full brightness range in one strip.

#FFF0E8
#FFDAC6
#FFC4A4
#FFAE82
#FF985F
#FF823D
#FF6C1B
#D95C17
#B34C13
#8C3B0F
#662B0B
#401B07
#1A0B03

The dot marks the original color. Hover any shade to copy its hex or open its color page.

Harmony · 180° apart

#FF6C1B Complementary Palette

Two colors opposite on the wheel — maximum contrast for attention-grabbing accents.

#FF6C1B
#1AAFFF

The dot marks the original color. Hover any shade to copy its hex or open its color page.

Harmony · adjacent hues

#FF6C1B Analogic Palette

Neighboring hues on the wheel — harmonious, calm combinations that feel unified.

#FF6C1B
#FFDD1A
#FF1A3C
#AFFF1A
#FF1AAF
#3CFF1A
#DD1AFF

The dot marks the original color. Hover any shade to copy its hex or open its color page.

Harmony · 120° apart

#FF6C1B Triadic Palette

Three colors evenly spaced on the wheel — vibrant and energetic, yet balanced.

#FF6C1B
#1AFF6A
#6A1AFF

The dot marks the original color. Hover any shade to copy its hex or open its color page.

Harmony · 90° apart

#FF6C1B Quad Palette

Four colors evenly spaced on the wheel (tetradic) — rich schemes with multiple accents.

#FF6C1B
#3CFF1A
#1AAFFF
#DD1AFF

The dot marks the original color. Hover any shade to copy its hex or open its color page.

Accessibility

Color Blindness Simulation for #FF6C1B

How Shocking Orange reads across five kinds of color vision — a ✓ Friendly verdict means the color difference stays distinguishable for that vision type.

#FF6C1B
#C8D333
#BFBE2F
#F83E41
#858585
Normal vision full color Deuteranopia green weakness ✕ Not friendly Protanopia red weakness ✕ Not friendly Tritanopia blue-yellow weakness ✕ Not friendly Achromatopsia total color blindness ✕ Not friendly

The dot marks the original color. Hover any shade to copy its hex.

Harmony overview

Color Harmonies for #FF6C1B

The lead color from each harmony scheme, side by side — a shortcut to the full palettes above.

#1AAFFF
#FFDD1A
#1AFF6A
#3CFF1A
Complementary opposite hue Analogous adjacent hue Triadic 120° apart Tetradic (Quad) 90° apart

Perceptually nearby

#FF6C1B Nearby Colors

A step away in brightness, richness or shade — each still feels like the same color.

Temptatious Tangerine#FF7733
Cigarette Glow#EE5500
Mango Tango#FF8844
Flame of Prometheus#DD4400
Safety Orange#FF6600
Pumpkin Cat#EE7700
Carrot#FF6633
Fleur de Sel Caramel#DD8800

From the color-name library

Colors Similar to #FF6C1B

The closest named colors to #FF6C1B — same mood, each with its own character.

Shocking Orange#FF6E1C
Burning Orange#FF7124
Orange Piñata#FF6611
Safety Orange#FF6600
Arancio#FF7013
Vibrant Orange#FF6216
Vivid Orange#FF5F00
Apocalyptic Orange#F4711E
Temptatious Tangerine#FF7733
Flush Orange#FF6F01
Extreme Carrot#FF7133
Pumpkin#FF7518

Looking for more Orange shades? Browse Orange colors →

Inspiration

Explore Vibrant Images Featuring Shocking Orange (#ff6c1b)

Curated Unsplash photos that carry the mood of Shocking Orange — hover any tile to download it or view the original.

Good to know

Frequently Asked Questions about #FF6C1B

#FF6C1B is a warm color from the Vermilion family. Its closest matched name is “Shocking Orange”, matched perceptually with the CIEDE2000 color-difference formula. In RGB it is rgb(255, 108, 27); in HSL, hsl(21, 100%, 55%).
In RGB, #FF6C1B is rgb(255, 108, 27); in HSL it is hsl(21, 100%, 55%); and in CMYK — the model used for print — it is cmyk(0%, 58%, 89%, 0%).
#FF6C1B has a contrast ratio of 7.41:1 against black and 2.83:1 against white. For readability, black body text meets the WCAG AA threshold of 4.5:1 on it, while white does not.
The direct complement of #FF6C1B is #1AAFFF (opposite on the color wheel). For ready-made combinations, this page includes monochrome, analogous, triadic and tetradic palettes built from #FF6C1B in the palette sections above.