#57CBF3#57CBF3

#57CBF3 is a light, moderate cyan. Relative luminance 0.512; OKLCH L 79.2% C 0.118 H 224.1°. Best body text is #000000 at 11.24:1 contrast (WCAG AA passes).

Color values

HEX	#57CBF3
RGB	rgb(87, 203, 243)
HSL	hsl(195, 87%, 65%)
HSV	hsv(195, 64%, 95%)
CMYK	cmyk(64.2%, 16.5%, 0%, 4.7%)
CIE-LAB	lab(76.80, -20.82, -29.40)
CIE-LCH	lch(76.80, 36.02, 234.69°)
OKLab	oklab(79.15% -0.0846 -0.082)
OKLCH	oklch(79.15% 0.118 224.1)
XYZ	xyz(41.4576, 51.2048, 92.4753)
Luminance	0.5121 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57CBF3 #F37F57

analogous

#57F3CD #57CBF3 #577DF3

triadic

#57CBF3 #F357CB #CBF357

tetradic

#57CBF3 #CD57F3 #F37F57 #7DF357

square

#57CBF3 #CD57F3 #F37F57 #7DF357

split-complementary

#57CBF3 #F3577D #F3CD57

monochromatic

#0E94C2 #1EB9EF #57CBF3 #90DDF7 #C9EEFB

Accessibility & contrast

On white

1.87

#57CBF3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.24

#57CBF3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57CBF3

11.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57CBF3	#FFFFFF	#000000	##000000
##57CBF3	1.00	1.87	11.24	11.24
#FFFFFF	1.87	1.00	21.00	21.00
#000000	11.24	21.00	1.00	1.00
##000000	11.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B5C7F5

Deuteranopia (green-blind)

#9FB7F3

Tritanopia (blue-blind)

#00D7D8

Achromatopsia (no color)

#BEBEBE

Design tokens & code

CSS

--color: #57cbf3;
/* rgb */ color: rgb(87, 203, 243);
/* oklch */ color: oklch(79.2% 0.118 224.1);

Tailwind

colors: {
  custom: {
    50: '#96dbf7',
    500: '#57cbf3',
    950: '#000000',
  },
}

SCSS

$custom: #57cbf3;
$custom-light: #96dbf7;
$custom-dark: #000000;

JSON

{
  "hex": "#57cbf3",
  "rgb": {
    "r": 87,
    "g": 203,
    "b": 243
  },
  "hsl": {
    "h": 195.385,
    "s": 86.667,
    "l": 64.706
  },
  "oklch": {
    "l": 0.79151,
    "c": 0.11782,
    "h": 224.1
  },
  "luminance": 0.51209
}

Semantic roles & 50–950 ramp

primary

#57CBF3

secondary

#BF542F

accent

#3C02E3

background

#FCFEFF

surface

#F5FBFE

border

#CFD4D6

text

#0F1517

muted

#808485

Preview Lab

Preview with #57CBF3

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

Preview Lab → · Contrast checker → · Palette generator →