#57D9EB#57D9EB

#57D9EB is a very light, moderate teal. Relative luminance 0.577; OKLCH L 82.1% C 0.115 H 207.9°. Best body text is #000000 at 12.53:1 contrast (WCAG AA passes).

Color values

HEX	#57D9EB
RGB	rgb(87, 217, 235)
HSL	hsl(187, 79%, 63%)
HSV	hsv(187, 63%, 92%)
CMYK	cmyk(63%, 7.7%, 0%, 7.8%)
CIE-LAB	lab(80.54, -30.12, -19.42)
CIE-LCH	lch(80.54, 35.84, 212.82°)
OKLab	oklab(82.06% -0.1017 -0.0539)
OKLCH	oklch(82.06% 0.115 207.9)
XYZ	xyz(43.7324, 57.6454, 87.4031)
Luminance	0.5765 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57D9EB #EB6957

analogous

#57EBB3 #57D9EB #578FEB

triadic

#57D9EB #EB57D9 #D9EB57

tetradic

#57D9EB #B357EB #EB6957 #8FEB57

square

#57D9EB #B357EB #EB6957 #8FEB57

split-complementary

#57D9EB #EB578F #EBB357

monochromatic

#159FB2 #20CDE4 #57D9EB #8EE5F2 #C4F2F8

Accessibility & contrast

On white

1.68

#57D9EB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.53

#57D9EB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57D9EB

12.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57D9EB	#FFFFFF	#000000	##000000
##57D9EB	1.00	1.68	12.53	12.53
#FFFFFF	1.68	1.00	21.00	21.00
#000000	12.53	21.00	1.00	1.00
##000000	12.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C8D1EC

Deuteranopia (green-blind)

#B2C1EB

Tritanopia (blue-blind)

#00E2DE

Achromatopsia (no color)

#C8C8C8

Design tokens & code

CSS

--color: #57d9eb;
/* rgb */ color: rgb(87, 217, 235);
/* oklch */ color: oklch(82.1% 0.115 207.9);

Tailwind

colors: {
  custom: {
    50: '#96e5f1',
    500: '#57d9eb',
    950: '#000000',
  },
}

SCSS

$custom: #57d9eb;
$custom-light: #96e5f1;
$custom-dark: #000000;

JSON

{
  "hex": "#57d9eb",
  "rgb": {
    "r": 87,
    "g": 217,
    "b": 235
  },
  "hsl": {
    "h": 187.297,
    "s": 78.723,
    "l": 63.137
  },
  "oklch": {
    "l": 0.82061,
    "c": 0.1151,
    "h": 207.9
  },
  "luminance": 0.5765
}

Semantic roles & 50–950 ramp

primary

#57D9EB

secondary

#B34334

accent

#240ADB

background

#FCFEFF

surface

#F5FCFE

border

#CFD5D6

text

#0F1516

muted

#808485

Preview Lab

Preview with #57D9EB

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

Preview Lab → · Contrast checker → · Palette generator →