#57A6CC#57A6CC

#57A6CC is a light, moderate cyan. Relative luminance 0.337; OKLCH L 69.0% C 0.096 H 231.3°. Best body text is #000000 at 7.73:1 contrast (WCAG AA passes).

Color values

HEX	#57A6CC
RGB	rgb(87, 166, 204)
HSL	hsl(199, 53%, 57%)
HSV	hsv(199, 57%, 80%)
CMYK	cmyk(57.4%, 18.6%, 0%, 20%)
CIE-LAB	lab(64.69, -13.28, -26.75)
CIE-LCH	lch(64.69, 29.87, 243.59°)
OKLab	oklab(69% -0.0599 -0.0746)
OKLCH	oklch(69% 0.096 231.3)
XYZ	xyz(28.4616, 33.6557, 62.1113)
Luminance	0.3366 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57A6CC #CC7D57

analogous

#57CCB8 #57A6CC #576CCC

triadic

#57A6CC #CC57A6 #A6CC57

tetradic

#57A6CC #B857CC #CC7D57 #6CCC57

square

#57A6CC #B857CC #CC7D57 #6CCC57

split-complementary

#57A6CC #CC576C #CCB857

monochromatic

#276481 #3688B0 #57A6CC #86BFDA #B5D8E9

Accessibility & contrast

On white

2.72

#57A6CC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.73

#57A6CC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57A6CC

7.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57A6CC	#FFFFFF	#000000	##000000
##57A6CC	1.00	2.72	7.73	7.73
#FFFFFF	2.72	1.00	21.00	21.00
#000000	7.73	21.00	1.00	1.00
##000000	7.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#93A4CE

Deuteranopia (green-blind)

#8398CB

Tritanopia (blue-blind)

#00B0B2

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #57a6cc;
/* rgb */ color: rgb(87, 166, 204);
/* oklch */ color: oklch(69.0% 0.096 231.3);

Tailwind

colors: {
  custom: {
    50: '#90c0db',
    500: '#57a6cc',
    950: '#000000',
  },
}

SCSS

$custom: #57a6cc;
$custom-light: #90c0db;
$custom-dark: #000000;

JSON

{
  "hex": "#57a6cc",
  "rgb": {
    "r": 87,
    "g": 166,
    "b": 204
  },
  "hsl": {
    "h": 199.487,
    "s": 53.425,
    "l": 57.059
  },
  "oklch": {
    "l": 0.69001,
    "c": 0.09564,
    "h": 231.3
  },
  "luminance": 0.33658
}

Semantic roles & 50–950 ramp

primary

#57A6CC

secondary

#D7B7A8

accent

#7A4BDD

background

#F9FBFD

surface

#F2F7FB

border

#CCD0D4

text

#0D1215

muted

#7E8183

Preview Lab

Preview with #57A6CC

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

Preview Lab → · Contrast checker → · Palette generator →