#57BEE4#57BEE4

#57BEE4 is a light, moderate cyan. Relative luminance 0.445; OKLCH L 75.6% C 0.109 H 225.4°. Best body text is #000000 at 9.89:1 contrast (WCAG AA passes).

Color values

HEX	#57BEE4
RGB	rgb(87, 190, 228)
HSL	hsl(196, 72%, 62%)
HSV	hsv(196, 62%, 89%)
CMYK	cmyk(61.8%, 16.7%, 0%, 10.6%)
CIE-LAB	lab(72.53, -18.68, -27.87)
CIE-LCH	lch(72.53, 33.55, 236.16°)
OKLab	oklab(75.55% -0.0768 -0.0777)
OKLCH	oklch(75.55% 0.109 225.4)
XYZ	xyz(36.3420, 44.4509, 80.0484)
Luminance	0.4446 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57BEE4 #E47D57

analogous

#57E4C4 #57BEE4 #5778E4

triadic

#57BEE4 #E457BE #BEE457

tetradic

#57BEE4 #C457E4 #E47D57 #78E457

square

#57BEE4 #C457E4 #E47D57 #78E457

split-complementary

#57BEE4 #E45778 #E4C457

monochromatic

#1B80A6 #23A9DB #57BEE4 #8CD2EC #C0E7F5

Accessibility & contrast

On white

2.12

#57BEE4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.89

#57BEE4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57BEE4

9.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57BEE4	#FFFFFF	#000000	##000000
##57BEE4	1.00	2.12	9.89	9.89
#FFFFFF	2.12	1.00	21.00	21.00
#000000	9.89	21.00	1.00	1.00
##000000	9.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A9BAE6

Deuteranopia (green-blind)

#95ABE4

Tritanopia (blue-blind)

#00C9CA

Achromatopsia (no color)

#B2B2B2

Design tokens & code

CSS

--color: #57bee4;
/* rgb */ color: rgb(87, 190, 228);
/* oklch */ color: oklch(75.6% 0.109 225.4);

Tailwind

colors: {
  custom: {
    50: '#93d1ec',
    500: '#57bee4',
    950: '#000000',
  },
}

SCSS

$custom: #57bee4;
$custom-light: #93d1ec;
$custom-dark: #000000;

JSON

{
  "hex": "#57bee4",
  "rgb": {
    "r": 87,
    "g": 190,
    "b": 228
  },
  "hsl": {
    "h": 196.17,
    "s": 72.308,
    "l": 61.765
  },
  "oklch": {
    "l": 0.75552,
    "c": 0.10926,
    "h": 225.4
  },
  "luminance": 0.44455
}

Semantic roles & 50–950 ramp

primary

#57BEE4

secondary

#E6BFB1

accent

#4611D4

background

#F9FCFE

surface

#F2F9FD

border

#CCD2D5

text

#0E1416

muted

#7E8284

Preview Lab

Preview with #57BEE4

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

Preview Lab → · Contrast checker → · Palette generator →