#57D0EF#57D0EF

#57D0EF is a light, moderate cyan. Relative luminance 0.534; OKLCH L 80.1% C 0.115 H 217.7°. Best body text is #000000 at 11.67:1 contrast (WCAG AA passes).

Color values

HEX	#57D0EF
RGB	rgb(87, 208, 239)
HSL	hsl(192, 83%, 64%)
HSV	hsv(192, 64%, 94%)
CMYK	cmyk(63.6%, 13%, 0%, 6.3%)
CIE-LAB	lab(78.09, -24.54, -25.28)
CIE-LCH	lch(78.09, 35.24, 225.85°)
OKLab	oklab(80.14% -0.0911 -0.0704)
OKLCH	oklch(80.14% 0.115 217.7)
XYZ	xyz(42.0600, 53.3655, 89.7286)
Luminance	0.5337 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57D0EF #EF7657

analogous

#57EFC2 #57D0EF #5784EF

triadic

#57D0EF #EF57D0 #D0EF57

tetradic

#57D0EF #C257EF #EF7657 #84EF57

square

#57D0EF #C257EF #EF7657 #84EF57

split-complementary

#57D0EF #EF5784 #EFC257

monochromatic

#1298BA #1FC0EA #57D0EF #8FE0F4 #C7EFFA

Accessibility & contrast

On white

1.80

#57D0EF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.67

#57D0EF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57D0EF

11.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57D0EF	#FFFFFF	#000000	##000000
##57D0EF	1.00	1.80	11.67	11.67
#FFFFFF	1.80	1.00	21.00	21.00
#000000	11.67	21.00	1.00	1.00
##000000	11.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BCCAF1

Deuteranopia (green-blind)

#A6BAEF

Tritanopia (blue-blind)

#00DBDA

Achromatopsia (no color)

#C1C1C1

Design tokens & code

CSS

--color: #57d0ef;
/* rgb */ color: rgb(87, 208, 239);
/* oklch */ color: oklch(80.1% 0.115 217.7);

Tailwind

colors: {
  custom: {
    50: '#96def4',
    500: '#57d0ef',
    950: '#000000',
  },
}

SCSS

$custom: #57d0ef;
$custom-light: #96def4;
$custom-dark: #000000;

JSON

{
  "hex": "#57d0ef",
  "rgb": {
    "r": 87,
    "g": 208,
    "b": 239
  },
  "hsl": {
    "h": 192.237,
    "s": 82.609,
    "l": 63.922
  },
  "oklch": {
    "l": 0.80135,
    "c": 0.11509,
    "h": 217.7
  },
  "luminance": 0.5337
}

Semantic roles & 50–950 ramp

primary

#57D0EF

secondary

#B94D31

accent

#3306DF

background

#FCFEFF

surface

#F5FCFE

border

#CFD5D6

text

#0F1517

muted

#808485

Preview Lab

Preview with #57D0EF

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

Preview Lab → · Contrast checker → · Palette generator →