#57A6EA#57A6EA

#57A6EA is a light, vivid cyan. Relative luminance 0.352; OKLCH L 70.4% C 0.127 H 246.8°. Best body text is #000000 at 8.05:1 contrast (WCAG AA passes).

Color values

HEX	#57A6EA
RGB	rgb(87, 166, 234)
HSL	hsl(208, 78%, 63%)
HSV	hsv(208, 63%, 92%)
CMYK	cmyk(62.8%, 29.1%, 0%, 8.2%)
CIE-LAB	lab(65.93, -3.83, -41.38)
CIE-LCH	lch(65.93, 41.55, 264.71°)
OKLab	oklab(70.4% -0.05 -0.1167)
OKLCH	oklch(70.4% 0.127 246.8)
XYZ	xyz(32.4125, 35.2360, 82.9190)
Luminance	0.3524 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57A6EA #EA9B57

analogous

#57EAE4 #57A6EA #575CEA

triadic

#57A6EA #EA57A6 #A6EA57

tetradic

#57A6EA #E457EA #EA9B57 #5CEA57

square

#57A6EA #E457EA #EA9B57 #5CEA57

split-complementary

#57A6EA #EA575C #EAE457

monochromatic

#1669B1 #2189E3 #57A6EA #8DC3F1 #C4E0F8

Accessibility & contrast

On white

2.61

#57A6EA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.05

#57A6EA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57A6EA

8.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57A6EA	#FFFFFF	#000000	##000000
##57A6EA	1.00	2.61	8.05	8.05
#FFFFFF	2.61	1.00	21.00	21.00
#000000	8.05	21.00	1.00	1.00
##000000	8.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#88A8ED

Deuteranopia (green-blind)

#749AE9

Tritanopia (blue-blind)

#00B6BE

Achromatopsia (no color)

#A0A0A0

Design tokens & code

CSS

--color: #57a6ea;
/* rgb */ color: rgb(87, 166, 234);
/* oklch */ color: oklch(70.4% 0.127 246.8);

Tailwind

colors: {
  custom: {
    50: '#93c0f1',
    500: '#57a6ea',
    950: '#000000',
  },
}

SCSS

$custom: #57a6ea;
$custom-light: #93c0f1;
$custom-dark: #000000;

JSON

{
  "hex": "#57a6ea",
  "rgb": {
    "r": 87,
    "g": 166,
    "b": 234
  },
  "hsl": {
    "h": 207.755,
    "s": 77.778,
    "l": 62.941
  },
  "oklch": {
    "l": 0.70396,
    "c": 0.12696,
    "h": 246.8
  },
  "luminance": 0.35239
}

Semantic roles & 50–950 ramp

primary

#57A6EA

secondary

#E9CCB4

accent

#6B0BDA

background

#F9FBFE

surface

#F2F7FD

border

#CCD0D5

text

#0E1216

muted

#7E8184

Preview Lab

Preview with #57A6EA

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

Preview Lab → · Contrast checker → · Palette generator →