#57778B#57778B

#57778B is a mid, muted cyan. Relative luminance 0.171; OKLCH L 55.2% C 0.048 H 236.2°. Best body text is #FFFFFF at 4.75:1 contrast (WCAG AA passes).

Color values

HEX	#57778B
RGB	rgb(87, 119, 139)
HSL	hsl(203, 23%, 44%)
HSV	hsv(203, 37%, 55%)
CMYK	cmyk(37.4%, 14.4%, 0%, 45.5%)
CIE-LAB	lab(48.36, -6.12, -14.55)
CIE-LCH	lch(48.36, 15.78, 247.19°)
OKLab	oklab(55.24% -0.0268 -0.04)
OKLCH	oklch(55.24% 0.048 236.2)
XYZ	xyz(15.1860, 17.0831, 26.9183)
Luminance	0.1708 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57778B #8B6B57

analogous

#578B85 #57778B #575D8B

triadic

#57778B #8B5777 #778B57

tetradic

#57778B #85578B #8B6B57 #5D8B57

square

#57778B #85578B #8B6B57 #5D8B57

split-complementary

#57778B #8B575D #8B8557

monochromatic

#283740 #3F5765 #57778B #7696A9 #9CB2C1

Accessibility & contrast

On white

4.75

#57778B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.42

#57778B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #57778B

4.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57778B	#FFFFFF	#000000	##FFFFFF
##57778B	1.00	4.75	4.42	4.75
#FFFFFF	4.75	1.00	21.00	1.00
#000000	4.42	21.00	1.00	21.00
##FFFFFF	4.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6E768C

Deuteranopia (green-blind)

#67708B

Tritanopia (blue-blind)

#457C7D

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #57778b;
/* rgb */ color: rgb(87, 119, 139);
/* oklch */ color: oklch(55.2% 0.048 236.2);

Tailwind

colors: {
  custom: {
    50: '#889ead',
    500: '#57778b',
    950: '#000000',
  },
}

SCSS

$custom: #57778b;
$custom-light: #889ead;
$custom-dark: #000000;

JSON

{
  "hex": "#57778b",
  "rgb": {
    "r": 87,
    "g": 119,
    "b": 139
  },
  "hsl": {
    "h": 203.077,
    "s": 23.009,
    "l": 44.314
  },
  "oklch": {
    "l": 0.55236,
    "c": 0.04816,
    "h": 236.2
  },
  "luminance": 0.17084
}

Semantic roles & 50–950 ramp

primary

#57778B

secondary

#AE9B8F

accent

#8A68BF

background

#F8F9FA

surface

#F0F2F4

border

#CBCCCE

text

#0B0E10

muted

#7C7E7F

Preview Lab

Preview with #57778B

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

Preview Lab → · Contrast checker → · Palette generator →