#57879B#57879B

#57879B is a mid, moderate cyan. Relative luminance 0.217; OKLCH L 59.7% C 0.060 H 226.2°. Best body text is #000000 at 5.34:1 contrast (WCAG AA passes).

Color values

HEX	#57879B
RGB	rgb(87, 135, 155)
HSL	hsl(198, 28%, 47%)
HSV	hsv(198, 44%, 61%)
CMYK	cmyk(43.9%, 12.9%, 0%, 39.2%)
CIE-LAB	lab(53.73, -10.74, -15.76)
CIE-LCH	lch(53.73, 19.07, 235.72°)
OKLab	oklab(59.68% -0.0416 -0.0435)
OKLCH	oklch(59.68% 0.06 226.2)
XYZ	xyz(18.5088, 21.7195, 34.2210)
Luminance	0.2172 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57879B #9B6B57

analogous

#579B8D #57879B #57659B

triadic

#57879B #9B5787 #879B57

tetradic

#57879B #8D579B #9B6B57 #659B57

square

#57879B #8D579B #9B6B57 #659B57

split-complementary

#57879B #9B5765 #9B8D57

monochromatic

#2B434D #416574 #57879B #7BA4B5 #A2BFCB

Accessibility & contrast

On white

3.93

#57879B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.34

#57879B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #57879B

5.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57879B	#FFFFFF	#000000	##000000
##57879B	1.00	3.93	5.34	5.34
#FFFFFF	3.93	1.00	21.00	21.00
#000000	5.34	21.00	1.00	1.00
##000000	5.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C859C

Deuteranopia (green-blind)

#727D9B

Tritanopia (blue-blind)

#3A8D8D

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #57879b;
/* rgb */ color: rgb(87, 135, 155);
/* oklch */ color: oklch(59.7% 0.060 226.2);

Tailwind

colors: {
  custom: {
    50: '#8aaab8',
    500: '#57879b',
    950: '#000000',
  },
}

SCSS

$custom: #57879b;
$custom-light: #8aaab8;
$custom-dark: #000000;

JSON

{
  "hex": "#57879b",
  "rgb": {
    "r": 87,
    "g": 135,
    "b": 155
  },
  "hsl": {
    "h": 197.647,
    "s": 28.099,
    "l": 47.451
  },
  "oklch": {
    "l": 0.5968,
    "c": 0.06019,
    "h": 226.2
  },
  "luminance": 0.21721
}

Semantic roles & 50–950 ramp

primary

#57879B

secondary

#B8A096

accent

#8063C4

background

#F8FAFB

surface

#F0F4F6

border

#CBCED0

text

#0C1011

muted

#7D7F80

Preview Lab

Preview with #57879B

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

Preview Lab → · Contrast checker → · Palette generator →