#57D2ED#57D2ED

#57D2ED is a light, moderate cyan. Relative luminance 0.542; OKLCH L 80.5% C 0.114 H 214.8°. Best body text is #000000 at 11.85:1 contrast (WCAG AA passes).

Color values

HEX	#57D2ED
RGB	rgb(87, 210, 237)
HSL	hsl(191, 81%, 64%)
HSV	hsv(191, 63%, 93%)
CMYK	cmyk(63.3%, 11.4%, 0%, 7.1%)
CIE-LAB	lab(78.60, -26.13, -23.44)
CIE-LCH	lch(78.60, 35.10, 221.90°)
OKLab	oklab(80.52% -0.0939 -0.0652)
OKLCH	oklch(80.52% 0.114 214.8)
XYZ	xyz(42.2568, 54.2293, 88.3447)
Luminance	0.5423 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57D2ED #ED7257

analogous

#57EDBD #57D2ED #5787ED

triadic

#57D2ED #ED57D2 #D2ED57

tetradic

#57D2ED #BD57ED #ED7257 #87ED57

square

#57D2ED #BD57ED #ED7257 #87ED57

split-complementary

#57D2ED #ED5787 #EDBD57

monochromatic

#1499B6 #20C3E7 #57D2ED #8EE1F3 #C6F0F9

Accessibility & contrast

On white

1.77

#57D2ED on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.85

#57D2ED on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57D2ED

11.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57D2ED	#FFFFFF	#000000	##000000
##57D2ED	1.00	1.77	11.85	11.85
#FFFFFF	1.77	1.00	21.00	21.00
#000000	11.85	21.00	1.00	1.00
##000000	11.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BFCCEF

Deuteranopia (green-blind)

#A9BCED

Tritanopia (blue-blind)

#00DCDA

Achromatopsia (no color)

#C2C2C2

Design tokens & code

CSS

--color: #57d2ed;
/* rgb */ color: rgb(87, 210, 237);
/* oklch */ color: oklch(80.5% 0.114 214.8);

Tailwind

colors: {
  custom: {
    50: '#96e0f2',
    500: '#57d2ed',
    950: '#000000',
  },
}

SCSS

$custom: #57d2ed;
$custom-light: #96e0f2;
$custom-dark: #000000;

JSON

{
  "hex": "#57d2ed",
  "rgb": {
    "r": 87,
    "g": 210,
    "b": 237
  },
  "hsl": {
    "h": 190.8,
    "s": 80.645,
    "l": 63.529
  },
  "oklch": {
    "l": 0.80518,
    "c": 0.11426,
    "h": 214.8
  },
  "luminance": 0.54234
}

Semantic roles & 50–950 ramp

primary

#57D2ED

secondary

#B64A33

accent

#2F09DD

background

#FCFEFF

surface

#F5FCFE

border

#CFD5D6

text

#0F1517

muted

#808485

Preview Lab

Preview with #57D2ED

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

Preview Lab → · Contrast checker → · Palette generator →