#557D96#557D96

#557D96 is a mid, muted cyan. Relative luminance 0.188; OKLCH L 57.0% C 0.059 H 236.6°. Best body text is #000000 at 4.76:1 contrast (WCAG AA passes).

Color values

HEX	#557D96
RGB	rgb(85, 125, 150)
HSL	hsl(203, 28%, 46%)
HSV	hsv(203, 43%, 59%)
CMYK	cmyk(43.3%, 16.7%, 0%, 41.2%)
CIE-LAB	lab(50.45, -7.04, -17.85)
CIE-LCH	lch(50.45, 19.19, 248.48°)
OKLab	oklab(56.99% -0.0325 -0.0493)
OKLCH	oklch(56.99% 0.059 236.6)
XYZ	xyz(16.5831, 18.7995, 31.6031)
Luminance	0.1880 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#557D96 #966E55

analogous

#55968E #557D96 #555C96

triadic

#557D96 #96557D #7D9655

tetradic

#557D96 #8E5596 #966E55 #5C9655

square

#557D96 #8E5596 #966E55 #5C9655

split-complementary

#557D96 #96555C #968E55

monochromatic

#293C48 #3F5C6F #557D96 #779BB2 #9EB8C8

Accessibility & contrast

On white

4.41

#557D96 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.76

#557D96 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #557D96

4.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##557D96	#FFFFFF	#000000	##000000
##557D96	1.00	4.41	4.76	4.76
#FFFFFF	4.41	1.00	21.00	21.00
#000000	4.76	21.00	1.00	1.00
##000000	4.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#727C97

Deuteranopia (green-blind)

#697596

Tritanopia (blue-blind)

#3B8385

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #557d96;
/* rgb */ color: rgb(85, 125, 150);
/* oklch */ color: oklch(57.0% 0.059 236.6);

Tailwind

colors: {
  custom: {
    50: '#88a2b5',
    500: '#557d96',
    950: '#000000',
  },
}

SCSS

$custom: #557d96;
$custom-light: #88a2b5;
$custom-dark: #000000;

JSON

{
  "hex": "#557d96",
  "rgb": {
    "r": 85,
    "g": 125,
    "b": 150
  },
  "hsl": {
    "h": 203.077,
    "s": 27.66,
    "l": 46.078
  },
  "oklch": {
    "l": 0.56992,
    "c": 0.05907,
    "h": 236.6
  },
  "luminance": 0.18801
}

Semantic roles & 50–950 ramp

primary

#557D96

secondary

#B59F92

accent

#8964C4

background

#F8F9FB

surface

#F0F2F6

border

#CBCCD0

text

#0C0F11

muted

#7D7E80

Preview Lab

Preview with #557D96

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

Preview Lab → · Contrast checker → · Palette generator →