#57DCEF#57DCEF

#57DCEF is a very light, moderate teal. Relative luminance 0.594; OKLCH L 82.9% C 0.117 H 208.3°. Best body text is #000000 at 12.89:1 contrast (WCAG AA passes).

Color values

HEX	#57DCEF
RGB	rgb(87, 220, 239)
HSL	hsl(188, 83%, 64%)
HSV	hsv(188, 64%, 94%)
CMYK	cmyk(63.6%, 7.9%, 0%, 6.3%)
CIE-LAB	lab(81.53, -30.42, -20.05)
CIE-LCH	lch(81.53, 36.44, 213.39°)
OKLab	oklab(82.9% -0.1031 -0.0556)
OKLCH	oklch(82.9% 0.117 208.3)
XYZ	xyz(45.0971, 59.4397, 90.7409)
Luminance	0.5945 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57DCEF #EF6A57

analogous

#57EFB6 #57DCEF #5790EF

triadic

#57DCEF #EF57DC #DCEF57

tetradic

#57DCEF #B657EF #EF6A57 #90EF57

square

#57DCEF #B657EF #EF6A57 #90EF57

split-complementary

#57DCEF #EF5790 #EFB657

monochromatic

#12A5BA #1FD0EA #57DCEF #8FE8F4 #C7F3FA

Accessibility & contrast

On white

1.63

#57DCEF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.89

#57DCEF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57DCEF

12.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57DCEF	#FFFFFF	#000000	##000000
##57DCEF	1.00	1.63	12.89	12.89
#FFFFFF	1.63	1.00	21.00	21.00
#000000	12.89	21.00	1.00	1.00
##000000	12.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CAD4F0

Deuteranopia (green-blind)

#B4C4EF

Tritanopia (blue-blind)

#00E5E2

Achromatopsia (no color)

#CBCBCB

Design tokens & code

CSS

--color: #57dcef;
/* rgb */ color: rgb(87, 220, 239);
/* oklch */ color: oklch(82.9% 0.117 208.3);

Tailwind

colors: {
  custom: {
    50: '#97e7f4',
    500: '#57dcef',
    950: '#000000',
  },
}

SCSS

$custom: #57dcef;
$custom-light: #97e7f4;
$custom-dark: #000000;

JSON

{
  "hex": "#57dcef",
  "rgb": {
    "r": 87,
    "g": 220,
    "b": 239
  },
  "hsl": {
    "h": 187.5,
    "s": 82.609,
    "l": 63.922
  },
  "oklch": {
    "l": 0.82902,
    "c": 0.11719,
    "h": 208.3
  },
  "luminance": 0.59445
}

Semantic roles & 50–950 ramp

primary

#57DCEF

secondary

#B94231

accent

#2206DF

background

#FCFEFF

surface

#F5FCFE

border

#CFD5D6

text

#0F1617

muted

#808485

Preview Lab

Preview with #57DCEF

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

Preview Lab → · Contrast checker → · Palette generator →