#57B7DE#57B7DE

#57B7DE is a light, moderate cyan. Relative luminance 0.412; OKLCH L 73.7% C 0.106 H 227.5°. Best body text is #000000 at 9.23:1 contrast (WCAG AA passes).

Color values

HEX	#57B7DE
RGB	rgb(87, 183, 222)
HSL	hsl(197, 67%, 61%)
HSV	hsv(197, 61%, 87%)
CMYK	cmyk(60.8%, 17.6%, 0%, 12.9%)
CIE-LAB	lab(70.29, -16.85, -28.04)
CIE-LCH	lch(70.29, 32.72, 239.00°)
OKLab	oklab(73.69% -0.0716 -0.0782)
OKLCH	oklch(73.69% 0.106 227.5)
XYZ	xyz(34.0436, 41.1637, 75.2444)
Luminance	0.4117 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57B7DE #DE7E57

analogous

#57DEC1 #57B7DE #5774DE

triadic

#57B7DE #DE57B7 #B7DE57

tetradic

#57B7DE #C157DE #DE7E57 #74DE57

square

#57B7DE #C157DE #DE7E57 #74DE57

split-complementary

#57B7DE #DE5774 #DEC157

monochromatic

#1F789C #299FCF #57B7DE #8ACDE8 #BDE3F2

Accessibility & contrast

On white

2.27

#57B7DE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.23

#57B7DE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57B7DE

9.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57B7DE	#FFFFFF	#000000	##000000
##57B7DE	1.00	2.27	9.23	9.23
#FFFFFF	2.27	1.00	21.00	21.00
#000000	9.23	21.00	1.00	1.00
##000000	9.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A2B4E0

Deuteranopia (green-blind)

#8FA6DE

Tritanopia (blue-blind)

#00C2C4

Achromatopsia (no color)

#ACACAC

Design tokens & code

CSS

--color: #57b7de;
/* rgb */ color: rgb(87, 183, 222);
/* oklch */ color: oklch(73.7% 0.106 227.5);

Tailwind

colors: {
  custom: {
    50: '#92cce8',
    500: '#57b7de',
    950: '#000000',
  },
}

SCSS

$custom: #57b7de;
$custom-light: #92cce8;
$custom-dark: #000000;

JSON

{
  "hex": "#57b7de",
  "rgb": {
    "r": 87,
    "g": 183,
    "b": 222
  },
  "hsl": {
    "h": 197.333,
    "s": 67.164,
    "l": 60.588
  },
  "oklch": {
    "l": 0.73691,
    "c": 0.10609,
    "h": 227.5
  },
  "luminance": 0.41167
}

Semantic roles & 50–950 ramp

primary

#57B7DE

secondary

#E2BEAF

accent

#4C16CF

background

#F9FCFE

surface

#F2F8FC

border

#CCD1D5

text

#0E1316

muted

#7E8284

Preview Lab

Preview with #57B7DE

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

Preview Lab → · Contrast checker → · Palette generator →