#57ADE8#57ADE8

#57ADE8 is a light, moderate cyan. Relative luminance 0.377; OKLCH L 71.9% C 0.120 H 241.1°. Best body text is #000000 at 8.55:1 contrast (WCAG AA passes).

Color values

HEX	#57ADE8
RGB	rgb(87, 173, 232)
HSL	hsl(204, 76%, 63%)
HSV	hsv(204, 63%, 91%)
CMYK	cmyk(62.5%, 25.4%, 0%, 9%)
CIE-LAB	lab(67.83, -8.36, -37.32)
CIE-LCH	lch(67.83, 38.25, 257.37°)
OKLab	oklab(71.86% -0.0578 -0.1049)
OKLCH	oklch(71.86% 0.12 241.1)
XYZ	xyz(33.4340, 37.7363, 81.8501)
Luminance	0.3774 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57ADE8 #E89257

analogous

#57E8DB #57ADE8 #5764E8

triadic

#57ADE8 #E857AD #ADE857

tetradic

#57ADE8 #DB57E8 #E89257 #64E857

square

#57ADE8 #DB57E8 #E89257 #64E857

split-complementary

#57ADE8 #E85764 #E8DB57

monochromatic

#1870AD #2193E1 #57ADE8 #8DC7EF #C3E2F7

Accessibility & contrast

On white

2.46

#57ADE8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.55

#57ADE8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57ADE8

8.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57ADE8	#FFFFFF	#000000	##000000
##57ADE8	1.00	2.46	8.55	8.55
#FFFFFF	2.46	1.00	21.00	21.00
#000000	8.55	21.00	1.00	1.00
##000000	8.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#92ADEB

Deuteranopia (green-blind)

#7F9FE7

Tritanopia (blue-blind)

#00BCC1

Achromatopsia (no color)

#A5A5A5

Design tokens & code

CSS

--color: #57ade8;
/* rgb */ color: rgb(87, 173, 232);
/* oklch */ color: oklch(71.9% 0.120 241.1);

Tailwind

colors: {
  custom: {
    50: '#93c5ef',
    500: '#57ade8',
    950: '#000000',
  },
}

SCSS

$custom: #57ade8;
$custom-light: #93c5ef;
$custom-dark: #000000;

JSON

{
  "hex": "#57ade8",
  "rgb": {
    "r": 87,
    "g": 173,
    "b": 232
  },
  "hsl": {
    "h": 204.414,
    "s": 75.916,
    "l": 62.549
  },
  "oklch": {
    "l": 0.71863,
    "c": 0.11978,
    "h": 241.1
  },
  "luminance": 0.3774
}

Semantic roles & 50–950 ramp

primary

#57ADE8

secondary

#E8C8B3

accent

#600DD8

background

#F9FCFE

surface

#F2F8FD

border

#CCD1D5

text

#0E1216

muted

#7E8184

Preview Lab

Preview with #57ADE8

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

Preview Lab → · Contrast checker → · Palette generator →