#57DDFA#57DDFA

#57DDFA is a very light, vivid cyan. Relative luminance 0.606; OKLCH L 83.5% C 0.122 H 214.7°. Best body text is #000000 at 13.13:1 contrast (WCAG AA passes).

Color values

HEX	#57DDFA
RGB	rgb(87, 221, 250)
HSL	hsl(191, 94%, 66%)
HSV	hsv(191, 65%, 98%)
CMYK	cmyk(65.2%, 11.6%, 0%, 2%)
CIE-LAB	lab(82.18, -27.72, -24.90)
CIE-LCH	lch(82.18, 37.26, 221.93°)
OKLab	oklab(83.55% -0.0999 -0.0693)
OKLCH	oklch(83.55% 0.122 214.7)
XYZ	xyz(47.0351, 60.6361, 99.6490)
Luminance	0.6064 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57DDFA #FA7457

analogous

#57FAC5 #57DDFA #578BFA

triadic

#57DDFA #FA57DD #DDFA57

tetradic

#57DDFA #C557FA #FA7457 #8BFA57

square

#57DDFA #C557FA #FA7457 #8BFA57

split-complementary

#57DDFA #FA578B #FAC557

monochromatic

#06ACD0 #1CD1F8 #57DDFA #92E9FC #CEF5FE

Accessibility & contrast

On white

1.60

#57DDFA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.13

#57DDFA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57DDFA

13.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57DDFA	#FFFFFF	#000000	##000000
##57DDFA	1.00	1.60	13.13	13.13
#FFFFFF	1.60	1.00	21.00	21.00
#000000	13.13	21.00	1.00	1.00
##000000	13.13	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C8D6FC

Deuteranopia (green-blind)

#B1C5FA

Tritanopia (blue-blind)

#00E8E6

Achromatopsia (no color)

#CCCCCC

Design tokens & code

CSS

--color: #57ddfa;
/* rgb */ color: rgb(87, 221, 250);
/* oklch */ color: oklch(83.5% 0.122 214.7);

Tailwind

colors: {
  custom: {
    50: '#98e7fc',
    500: '#57ddfa',
    950: '#000000',
  },
}

SCSS

$custom: #57ddfa;
$custom-light: #98e7fc;
$custom-dark: #000000;

JSON

{
  "hex": "#57ddfa",
  "rgb": {
    "r": 87,
    "g": 221,
    "b": 250
  },
  "hsl": {
    "h": 190.675,
    "s": 94.22,
    "l": 66.078
  },
  "oklch": {
    "l": 0.83546,
    "c": 0.12152,
    "h": 214.7
  },
  "luminance": 0.60641
}

Semantic roles & 50–950 ramp

primary

#57DDFA

secondary

#CB472A

accent

#2900E6

background

#FCFEFF

surface

#F6FCFF

border

#D0D5D7

text

#0F1617

muted

#808485

Preview Lab

Preview with #57DDFA

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

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