#57ADF2#57ADF2

#57ADF2 is a light, vivid cyan. Relative luminance 0.383; OKLCH L 72.3% C 0.131 H 245.3°. Best body text is #000000 at 8.66:1 contrast (WCAG AA passes).

Color values

HEX	#57ADF2
RGB	rgb(87, 173, 242)
HSL	hsl(207, 86%, 65%)
HSV	hsv(207, 64%, 95%)
CMYK	cmyk(64%, 28.5%, 0%, 5.1%)
CIE-LAB	lab(68.26, -5.15, -42.11)
CIE-LCH	lch(68.26, 42.42, 263.03°)
OKLab	oklab(72.35% -0.0547 -0.1188)
OKLCH	oklch(72.35% 0.131 245.3)
XYZ	xyz(34.8951, 38.3207, 89.5448)
Luminance	0.3832 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57ADF2 #F29C57

analogous

#57F2EA #57ADF2 #5760F2

triadic

#57ADF2 #F257AD #ADF257

tetradic

#57ADF2 #EA57F2 #F29C57 #60F257

square

#57ADF2 #EA57F2 #F29C57 #60F257

split-complementary

#57ADF2 #F25760 #F2EA57

monochromatic

#0F71C0 #1E91EE #57ADF2 #90C9F6 #C9E4FB

Accessibility & contrast

On white

2.42

#57ADF2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.66

#57ADF2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57ADF2

8.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57ADF2	#FFFFFF	#000000	##000000
##57ADF2	1.00	2.42	8.66	8.66
#FFFFFF	2.42	1.00	21.00	21.00
#000000	8.66	21.00	1.00	1.00
##000000	8.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8EAFF5

Deuteranopia (green-blind)

#79A0F1

Tritanopia (blue-blind)

#00BEC5

Achromatopsia (no color)

#A6A6A6

Design tokens & code

CSS

--color: #57adf2;
/* rgb */ color: rgb(87, 173, 242);
/* oklch */ color: oklch(72.3% 0.131 245.3);

Tailwind

colors: {
  custom: {
    50: '#94c5f6',
    500: '#57adf2',
    950: '#000000',
  },
}

SCSS

$custom: #57adf2;
$custom-light: #94c5f6;
$custom-dark: #000000;

JSON

{
  "hex": "#57adf2",
  "rgb": {
    "r": 87,
    "g": 173,
    "b": 242
  },
  "hsl": {
    "h": 206.71,
    "s": 85.635,
    "l": 64.51
  },
  "oklch": {
    "l": 0.72345,
    "c": 0.13077,
    "h": 245.3
  },
  "luminance": 0.38324
}

Semantic roles & 50–950 ramp

primary

#57ADF2

secondary

#EDCFB8

accent

#6703E2

background

#F9FCFF

surface

#F2F8FE

border

#CCD1D6

text

#0E1217

muted

#7E8185

Preview Lab

Preview with #57ADF2

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

Preview Lab → · Contrast checker → · Palette generator →