Closest web-safe match: #336699

Color Details and Palettes for #377CA5

Details about the color Cry Me a River#377CA5

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

Azure family Cool WCAG ink: white
HEX #377CA5 RGB rgb(55, 124, 165) HSL hsl(202, 50%, 43%) CMYK cmyk(67%, 25%, 0%, 35%)

Color profile

About Color Hex #377CA5

#377CA5 is a cool color from the Azure family, closest in name to “Cry Me a River”. In RGB it is rgb(55, 124, 165); in HSL, hsl(202, 50%, 43%).

The color Cry Me a River, with hexadecimal code #377ca5, belongs to the blue color family, the world's most universally preferred hue. Blue projects trust, stability, and intellectual calm, which is why it dominates corporate, financial, and technology branding worldwide. Additionally, it evokes emotions such as Trust, Peace, Loyalty, Integrity and Tranquility. Blue signifies tranquility and stability. In Middle Eastern cultures, it can also represent protection against the evil eye, while in Western cultures, it symbolizes calmness and reliability. At 50% saturation, this color is clearly chromatic yet balanced—colorful enough to be distinctive without overwhelming adjacent content. With a mid-range lightness of 43%, 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 Trust, Peace, Loyalty, Integrity, or Tranquility. It can be effectively used in web design, branding, and marketing materials to attract attention and convey specific messages.

Key facts

RGB 55, 124, 165 red · green · blue HSL 202° 50% 43% hue · sat · light HSV 202° 67% 65% design-app pickers CMYK 67 25 0 35 print inks, % Luminance 0.179 0 dark → 1 light On black 4.59:1 ✓ AA contrast ratio On white 4.58:1 ✓ AA contrast ratio Web-safe #336699 closest web-safe Best text black ideal foreground Character Vivid cool · azure family

The story of this color

History, Usage, Psychology & Design Ideas for #377CA5

Cry Me a River (#377CA5) belongs to the Azure color family.

With moderate saturation and balanced lightness, this muted tone feels sophisticated and understated. Muted hues like this excel in editorial design, professional portfolios, and interior spaces that seek calm refinement.

Historical Background

Azure derives from the Arabic lazaward, referring to the lapis lazuli stone that yielded ultramarine pigment—once more costly per ounce than gold. Medieval European painters reserved ultramarine for the most sacred subjects, particularly the Virgin Mary's robes. The word azure also entered heraldry as the term for blue fields on coats of arms, symbolizing loyalty and truth.

Design & Usage Tips

Azure strikes a balance between the brightness of cyan and the depth of blue, making it a versatile choice for technology, aviation, and financial brands (Microsoft Azure is a prominent example). Pair azure with white for authority and clarity, or with light gold for a regal combination.

Sitting on the cool side of the spectrum (hue 202°), it promotes a feeling of calm distance and intellectual clarity, which is why cool hues dominate corporate identities, healthcare design, and productivity tools. With 50% saturation, it occupies a comfortable middle ground: colorful enough to be distinctive, yet restrained enough for extended reading or large surface areas.

Psychological Impact

Azure evokes trust, aspiration, and openness—like a clear sky. It feels less corporate than navy and more refined than bright blue, hitting a sweet spot for brands that want to appear both professional and approachable.

With a mid-range lightness of 43%, 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 azure as the primary brand color with charcoal text for a clean SaaS identity. Create split-screen layouts with an azure panel on one side and white on the other for impactful above-the-fold sections. In icon design, azure provides excellent visibility against both light and dark backgrounds.

Every format

#377CA5 Color Conversions

Every way to write Cry Me a River — one-tap copy on every format; tap on any card to learn what it is and when to use it.

12 formats
HEX Web
#377CA5

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(55, 124, 165)

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(202, 50%, 43%)

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(202, 67%, 65%)

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(202 22% 35%)

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(67%, 25%, 0%, 35%)

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(56.02% 0.094 237.83)

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

OKLab Modern
oklab(56.02% -0.050 -0.080)

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: 49.43, a: -8.41, b: -28.30

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

LCH Perceptual
L: 49.43, C: 29.52, H: 253.45

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

XYZ CIE Science
X: 15.57, Y: 17.94, Z: 38.24

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
3636389

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 #377CA5

How much red, green and blue light mixes into Cry Me a River.

Red 55/255 16.0% Green 124/255 36.1% Blue 165/255 48.0%

Percentages show each channel's share of the total light (R + G + B) in Cry Me a River.

Ink coverage

CMYK Ink Levels & Print Guide for #377CA5

Ink needed to reproduce Cry Me a River in four-color print. Heaviest ink: Cyan.

67% CYAN 25% MAGENTA 0% YELLOW 35% 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 #377CA5

How bright Cry Me a River is, and how far black and white text clear each WCAG bar.

Relative luminance 0.179
0 · dark1 · light

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

Aa Black text 4.59:1 ✓ AA ✕ AAA ✓ Large
Aa White text 4.58:1 ✓ AA ✕ AAA ✓ Large

Developer shortcuts

Quick CSS Snippets for #377CA5

Copy-and-paste CSS for Cry Me a River — per-line copy, or grab the whole block.

cry-me-a-river.css
background-color: #377CA5;
color: #377CA5;
border: 2px solid #377CA5;
background-color: rgb(55, 124, 165);
background-color: hsl(202, 50%, 43%);
--color: #377CA5;

Shades · light to dark

#377CA5 Monochrome Palette

Lighter and darker steps of Cry Me a River — the color's full brightness range in one strip.

#EBF2F6
#CDDEE9
#AFCBDB
#91B7CE
#73A3C0
#5590B3
#377CA5
#2F698C
#275773
#1E445B
#163242
#0E1F29
#060C11

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

Harmony · 180° apart

#377CA5 Complementary Palette

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

#377CA5
#A45F37

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

Harmony · adjacent hues

#377CA5 Analogic Palette

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

#377CA5
#3745A4
#37A496
#5F37A4
#37A45F
#9637A4
#45A437

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

Harmony · 120° apart

#377CA5 Triadic Palette

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

#377CA5
#A4377C
#7CA437

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

Harmony · 90° apart

#377CA5 Quad Palette

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

#377CA5
#9637A4
#A45F37
#45A437

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

Accessibility

Color Blindness Simulation for #377CA5

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

#377CA5
#514C99
#55559B
#3A9392
#707070
Normal vision full color Deuteranopia green weakness ✕ Not friendly Protanopia red weakness ✕ Not friendly Tritanopia blue-yellow weakness ✓ 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 #377CA5

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

#A45F37
#3745A4
#A4377C
#9637A4
Complementary opposite hue Analogous adjacent hue Triadic 120° apart Tetradic (Quad) 90° apart

Perceptually nearby

#377CA5 Nearby Colors

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

Warm Spring#4488BB
Starry Night#226699
Canadian Tuxedo#5599CC
Harem Silk#006688
Jacuzzi#0077AA
Quiet Harbour#557799
Blue Triumph#4477AA
Brilliant Blue#2277AA

From the color-name library

Colors Similar to #377CA5

The closest named colors to #377CA5 — same mood, each with its own character.

Cry Me a River#427898
Zenith#497A9F
Jacuzzi#007CAC
Neptune#007DAC
Mediterranean Blue#1682B9
Honolulu Blue#007FBF
Harbour Blue#417491
Haddock’s Sweater#277ABA
Bleu Ciel#007BA1
Brilliant Blue#0075B3
Beach View#4F7694
Cloisonné#0773AF

Looking for more Blue shades? Browse Blue colors →

Inspiration

Explore Vibrant Images Featuring Cry Me a River (#377ca5)

Curated Unsplash photos that carry the mood of Cry Me a River — hover any tile to download it or view the original.

Good to know

Frequently Asked Questions about #377CA5

#377CA5 is a cool color from the Azure family. Its closest matched name is “Cry Me a River”, matched perceptually with the CIEDE2000 color-difference formula. In RGB it is rgb(55, 124, 165); in HSL, hsl(202, 50%, 43%).
In RGB, #377CA5 is rgb(55, 124, 165); in HSL it is hsl(202, 50%, 43%); and in CMYK — the model used for print — it is cmyk(67%, 25%, 0%, 35%).
#377CA5 has a contrast ratio of 4.59:1 against black and 4.58:1 against white. For readability, either white or black body text meets the WCAG AA threshold of 4.5:1 on it.
The direct complement of #377CA5 is #A45F37 (opposite on the color wheel). For ready-made combinations, this page includes monochrome, analogous, triadic and tetradic palettes built from #377CA5 in the palette sections above.