#57B6E4#57B6E4

#57B6E4 is a light, moderate cyan. Relative luminance 0.411; OKLCH L 73.7% C 0.111 H 232.1°. Best body text is #000000 at 9.22:1 contrast (WCAG AA passes).

Color values

HEX	#57B6E4
RGB	rgb(87, 182, 228)
HSL	hsl(200, 72%, 62%)
HSV	hsv(200, 62%, 89%)
CMYK	cmyk(61.8%, 20.2%, 0%, 10.6%)
CIE-LAB	lab(70.23, -14.48, -31.41)
CIE-LCH	lch(70.23, 34.59, 245.24°)
OKLab	oklab(73.72% -0.0685 -0.0878)
OKLCH	oklch(73.72% 0.111 232.1)
XYZ	xyz(34.6566, 41.0801, 79.4866)
Luminance	0.4108 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57B6E4 #E48557

analogous

#57E4CB #57B6E4 #5770E4

triadic

#57B6E4 #E457B6 #B6E457

tetradic

#57B6E4 #CB57E4 #E48557 #70E457

square

#57B6E4 #CB57E4 #E48557 #70E457

split-complementary

#57B6E4 #E45770 #E4CB57

monochromatic

#1B79A6 #239FDB #57B6E4 #8CCDEC #C0E4F5

Accessibility & contrast

On white

2.28

#57B6E4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.22

#57B6E4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57B6E4

9.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57B6E4	#FFFFFF	#000000	##000000
##57B6E4	1.00	2.28	9.22	9.22
#FFFFFF	2.28	1.00	21.00	21.00
#000000	9.22	21.00	1.00	1.00
##000000	9.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9FB4E6

Deuteranopia (green-blind)

#8CA5E3

Tritanopia (blue-blind)

#00C2C5

Achromatopsia (no color)

#ACACAC

Design tokens & code

CSS

--color: #57b6e4;
/* rgb */ color: rgb(87, 182, 228);
/* oklch */ color: oklch(73.7% 0.111 232.1);

Tailwind

colors: {
  custom: {
    50: '#93cbec',
    500: '#57b6e4',
    950: '#000000',
  },
}

SCSS

$custom: #57b6e4;
$custom-light: #93cbec;
$custom-dark: #000000;

JSON

{
  "hex": "#57b6e4",
  "rgb": {
    "r": 87,
    "g": 182,
    "b": 228
  },
  "hsl": {
    "h": 199.574,
    "s": 72.308,
    "l": 61.765
  },
  "oklch": {
    "l": 0.7372,
    "c": 0.11138,
    "h": 232.1
  },
  "luminance": 0.41084
}

Semantic roles & 50–950 ramp

primary

#57B6E4

secondary

#E6C2B1

accent

#5111D4

background

#F9FCFE

surface

#F2F8FD

border

#CCD1D5

text

#0E1316

muted

#7E8284

Preview Lab

Preview with #57B6E4

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

Preview Lab → · Contrast checker → · Palette generator →