#57AEEE#57AEEE

#57AEEE is a light, vivid cyan. Relative luminance 0.385; OKLCH L 72.4% C 0.126 H 243.0°. Best body text is #000000 at 8.69:1 contrast (WCAG AA passes).

Color values

HEX	#57AEEE
RGB	rgb(87, 174, 238)
HSL	hsl(205, 82%, 64%)
HSV	hsv(205, 63%, 93%)
CMYK	cmyk(63.4%, 26.9%, 0%, 6.7%)
CIE-LAB	lab(68.36, -6.99, -39.76)
CIE-LCH	lch(68.36, 40.37, 260.02°)
OKLab	oklab(72.37% -0.0569 -0.1119)
OKLCH	oklch(72.37% 0.126 243)
XYZ	xyz(34.4933, 38.4679, 86.4796)
Luminance	0.3847 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57AEEE #EE9757

analogous

#57EEE2 #57AEEE #5762EE

triadic

#57AEEE #EE57AE #AEEE57

tetradic

#57AEEE #E257EE #EE9757 #62EE57

square

#57AEEE #E257EE #EE9757 #62EE57

split-complementary

#57AEEE #EE5762 #EEE257

monochromatic

#1372B8 #1F93E8 #57AEEE #8FC9F4 #C6E4F9

Accessibility & contrast

On white

2.42

#57AEEE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.69

#57AEEE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57AEEE

8.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57AEEE	#FFFFFF	#000000	##000000
##57AEEE	1.00	2.42	8.69	8.69
#FFFFFF	2.42	1.00	21.00	21.00
#000000	8.69	21.00	1.00	1.00
##000000	8.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#91AFF1

Deuteranopia (green-blind)

#7DA0ED

Tritanopia (blue-blind)

#00BEC4

Achromatopsia (no color)

#A7A7A7

Design tokens & code

CSS

--color: #57aeee;
/* rgb */ color: rgb(87, 174, 238);
/* oklch */ color: oklch(72.4% 0.126 243.0);

Tailwind

colors: {
  custom: {
    50: '#94c6f4',
    500: '#57aeee',
    950: '#000000',
  },
}

SCSS

$custom: #57aeee;
$custom-light: #94c6f4;
$custom-dark: #000000;

JSON

{
  "hex": "#57aeee",
  "rgb": {
    "r": 87,
    "g": 174,
    "b": 238
  },
  "hsl": {
    "h": 205.43,
    "s": 81.622,
    "l": 63.725
  },
  "oklch": {
    "l": 0.72373,
    "c": 0.1256,
    "h": 243
  },
  "luminance": 0.38471
}

Semantic roles & 50–950 ramp

primary

#57AEEE

secondary

#EBCCB6

accent

#6208DE

background

#F9FCFE

surface

#F2F8FD

border

#CCD1D5

text

#0E1317

muted

#7E8285

Preview Lab

Preview with #57AEEE

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

Preview Lab → · Contrast checker → · Palette generator →