#57D5F0#57D5F0

#57D5F0 is a light, moderate cyan. Relative luminance 0.559; OKLCH L 81.3% C 0.116 H 214.4°. Best body text is #000000 at 12.18:1 contrast (WCAG AA passes).

Color values

HEX	#57D5F0
RGB	rgb(87, 213, 240)
HSL	hsl(191, 84%, 64%)
HSV	hsv(191, 64%, 94%)
CMYK	cmyk(63.7%, 11.2%, 0%, 5.9%)
CIE-LAB	lab(79.56, -26.73, -23.58)
CIE-LCH	lch(79.56, 35.64, 221.42°)
OKLab	oklab(81.32% -0.0957 -0.0655)
OKLCH	oklch(81.32% 0.116 214.4)
XYZ	xyz(43.4464, 55.9013, 90.9215)
Luminance	0.5591 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57D5F0 #F07257

analogous

#57F0BF #57D5F0 #5789F0

triadic

#57D5F0 #F057D5 #D5F057

tetradic

#57D5F0 #BF57F0 #F07257 #89F057

square

#57D5F0 #BF57F0 #F07257 #89F057

split-complementary

#57D5F0 #F05789 #F0BF57

monochromatic

#119EBC #1FC7EB #57D5F0 #8FE3F5 #C7F1FA

Accessibility & contrast

On white

1.72

#57D5F0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.18

#57D5F0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57D5F0

12.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57D5F0	#FFFFFF	#000000	##000000
##57D5F0	1.00	1.72	12.18	12.18
#FFFFFF	1.72	1.00	21.00	21.00
#000000	12.18	21.00	1.00	1.00
##000000	12.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C2CEF2

Deuteranopia (green-blind)

#ABBEF0

Tritanopia (blue-blind)

#00DFDD

Achromatopsia (no color)

#C5C5C5

Design tokens & code

CSS

--color: #57d5f0;
/* rgb */ color: rgb(87, 213, 240);
/* oklch */ color: oklch(81.3% 0.116 214.4);

Tailwind

colors: {
  custom: {
    50: '#96e2f5',
    500: '#57d5f0',
    950: '#000000',
  },
}

SCSS

$custom: #57d5f0;
$custom-light: #96e2f5;
$custom-dark: #000000;

JSON

{
  "hex": "#57d5f0",
  "rgb": {
    "r": 87,
    "g": 213,
    "b": 240
  },
  "hsl": {
    "h": 190.588,
    "s": 83.607,
    "l": 64.118
  },
  "oklch": {
    "l": 0.81324,
    "c": 0.11602,
    "h": 214.4
  },
  "luminance": 0.55906
}

Semantic roles & 50–950 ramp

primary

#57D5F0

secondary

#BA4931

accent

#2C05E0

background

#FCFEFF

surface

#F5FCFE

border

#CFD5D6

text

#0F1517

muted

#808485

Preview Lab

Preview with #57D5F0

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

Preview Lab → · Contrast checker → · Palette generator →