#57A4CB#57A4CB

#57A4CB is a light, moderate cyan. Relative luminance 0.329; OKLCH L 68.5% C 0.095 H 232.5°. Best body text is #000000 at 7.58:1 contrast (WCAG AA passes).

Color values

HEX	#57A4CB
RGB	rgb(87, 164, 203)
HSL	hsl(200, 53%, 57%)
HSV	hsv(200, 57%, 80%)
CMYK	cmyk(57.1%, 19.2%, 0%, 20.4%)
CIE-LAB	lab(64.07, -12.51, -27.15)
CIE-LCH	lch(64.07, 29.89, 245.27°)
OKLab	oklab(68.5% -0.058 -0.0757)
OKLCH	oklch(68.5% 0.095 232.5)
XYZ	xyz(27.9813, 32.8864, 61.3615)
Luminance	0.3289 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57A4CB #CB7E57

analogous

#57CBB8 #57A4CB #576ACB

triadic

#57A4CB #CB57A4 #A4CB57

tetradic

#57A4CB #B857CB #CB7E57 #6ACB57

square

#57A4CB #B857CB #CB7E57 #6ACB57

split-complementary

#57A4CB #CB576A #CBB857

monochromatic

#286280 #3686AF #57A4CB #86BDD9 #B4D7E8

Accessibility & contrast

On white

2.77

#57A4CB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.58

#57A4CB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57A4CB

7.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57A4CB	#FFFFFF	#000000	##000000
##57A4CB	1.00	2.77	7.58	7.58
#FFFFFF	2.77	1.00	21.00	21.00
#000000	7.58	21.00	1.00	1.00
##000000	7.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#91A2CD

Deuteranopia (green-blind)

#8196CA

Tritanopia (blue-blind)

#00AFB1

Achromatopsia (no color)

#9B9B9B

Design tokens & code

CSS

--color: #57a4cb;
/* rgb */ color: rgb(87, 164, 203);
/* oklch */ color: oklch(68.5% 0.095 232.5);

Tailwind

colors: {
  custom: {
    50: '#8fbfdb',
    500: '#57a4cb',
    950: '#000000',
  },
}

SCSS

$custom: #57a4cb;
$custom-light: #8fbfdb;
$custom-dark: #000000;

JSON

{
  "hex": "#57a4cb",
  "rgb": {
    "r": 87,
    "g": 164,
    "b": 203
  },
  "hsl": {
    "h": 200.172,
    "s": 52.727,
    "l": 56.863
  },
  "oklch": {
    "l": 0.68496,
    "c": 0.09539,
    "h": 232.5
  },
  "luminance": 0.32889
}

Semantic roles & 50–950 ramp

primary

#57A4CB

secondary

#D7B7A7

accent

#7C4CDC

background

#F9FBFD

surface

#F2F7FA

border

#CCD0D3

text

#0D1215

muted

#7E8183

Preview Lab

Preview with #57A4CB

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

Preview Lab → · Contrast checker → · Palette generator →