#57D9EC#57D9EC

#57D9EC is a very light, moderate teal. Relative luminance 0.577; OKLCH L 82.1% C 0.115 H 208.6°. Best body text is #000000 at 12.54:1 contrast (WCAG AA passes).

Color values

HEX	#57D9EC
RGB	rgb(87, 217, 236)
HSL	hsl(188, 80%, 63%)
HSV	hsv(188, 63%, 93%)
CMYK	cmyk(63.1%, 8.1%, 0%, 7.5%)
CIE-LAB	lab(80.57, -29.84, -19.91)
CIE-LCH	lch(80.57, 35.87, 213.71°)
OKLab	oklab(82.1% -0.1013 -0.0552)
OKLCH	oklch(82.1% 0.115 208.6)
XYZ	xyz(43.8773, 57.7034, 88.1661)
Luminance	0.5771 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57D9EC #EC6A57

analogous

#57ECB4 #57D9EC #578EEC

triadic

#57D9EC #EC57D9 #D9EC57

tetradic

#57D9EC #B457EC #EC6A57 #8EEC57

square

#57D9EC #B457EC #EC6A57 #8EEC57

split-complementary

#57D9EC #EC578E #ECB457

monochromatic

#14A0B4 #20CDE6 #57D9EC #8EE5F2 #C5F2F8

Accessibility & contrast

On white

1.67

#57D9EC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.54

#57D9EC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57D9EC

12.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57D9EC	#FFFFFF	#000000	##000000
##57D9EC	1.00	1.67	12.54	12.54
#FFFFFF	1.67	1.00	21.00	21.00
#000000	12.54	21.00	1.00	1.00
##000000	12.54	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C7D1ED

Deuteranopia (green-blind)

#B1C1EC

Tritanopia (blue-blind)

#00E2DF

Achromatopsia (no color)

#C8C8C8

Design tokens & code

CSS

--color: #57d9ec;
/* rgb */ color: rgb(87, 217, 236);
/* oklch */ color: oklch(82.1% 0.115 208.6);

Tailwind

colors: {
  custom: {
    50: '#96e5f2',
    500: '#57d9ec',
    950: '#000000',
  },
}

SCSS

$custom: #57d9ec;
$custom-light: #96e5f2;
$custom-dark: #000000;

JSON

{
  "hex": "#57d9ec",
  "rgb": {
    "r": 87,
    "g": 217,
    "b": 236
  },
  "hsl": {
    "h": 187.651,
    "s": 79.679,
    "l": 63.333
  },
  "oklch": {
    "l": 0.82098,
    "c": 0.11539,
    "h": 208.6
  },
  "luminance": 0.57708
}

Semantic roles & 50–950 ramp

primary

#57D9EC

secondary

#B44433

accent

#240ADC

background

#FCFEFF

surface

#F5FCFE

border

#CFD5D6

text

#0F1516

muted

#808485

Preview Lab

Preview with #57D9EC

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

Preview Lab → · Contrast checker → · Palette generator →