#557D97#557D97

#557D97 is a mid, moderate cyan. Relative luminance 0.188; OKLCH L 57.0% C 0.060 H 237.7°. Best body text is #000000 at 4.77:1 contrast (WCAG AA passes).

Color values

HEX	#557D97
RGB	rgb(85, 125, 151)
HSL	hsl(204, 28%, 46%)
HSV	hsv(204, 44%, 59%)
CMYK	cmyk(43.7%, 17.2%, 0%, 40.8%)
CIE-LAB	lab(50.49, -6.75, -18.37)
CIE-LCH	lch(50.49, 19.57, 249.83°)
OKLab	oklab(57.04% -0.0321 -0.0508)
OKLCH	oklch(57.04% 0.06 237.7)
XYZ	xyz(16.6639, 18.8318, 32.0290)
Luminance	0.1883 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#557D97 #976F55

analogous

#559790 #557D97 #555C97

triadic

#557D97 #97557D #7D9755

tetradic

#557D97 #905597 #976F55 #5C9755

square

#557D97 #905597 #976F55 #5C9755

split-complementary

#557D97 #97555C #979055

monochromatic

#293C49 #3F5D70 #557D97 #779BB2 #9EB8C8

Accessibility & contrast

On white

4.41

#557D97 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.77

#557D97 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #557D97

4.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##557D97	#FFFFFF	#000000	##000000
##557D97	1.00	4.41	4.77	4.77
#FFFFFF	4.41	1.00	21.00	21.00
#000000	4.77	21.00	1.00	1.00
##000000	4.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#717C98

Deuteranopia (green-blind)

#687597

Tritanopia (blue-blind)

#3A8485

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #557d97;
/* rgb */ color: rgb(85, 125, 151);
/* oklch */ color: oklch(57.0% 0.060 237.7);

Tailwind

colors: {
  custom: {
    50: '#88a2b5',
    500: '#557d97',
    950: '#000000',
  },
}

SCSS

$custom: #557d97;
$custom-light: #88a2b5;
$custom-dark: #000000;

JSON

{
  "hex": "#557d97",
  "rgb": {
    "r": 85,
    "g": 125,
    "b": 151
  },
  "hsl": {
    "h": 203.636,
    "s": 27.966,
    "l": 46.275
  },
  "oklch": {
    "l": 0.57035,
    "c": 0.06012,
    "h": 237.7
  },
  "luminance": 0.18833
}

Semantic roles & 50–950 ramp

primary

#557D97

secondary

#B6A092

accent

#8A64C4

background

#F8F9FB

surface

#F0F2F6

border

#CBCCD0

text

#0C0F11

muted

#7D7E80

Preview Lab

Preview with #557D97

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →