#57AFEE#57AFEE

#57AFEE is a light, vivid cyan. Relative luminance 0.389; OKLCH L 72.6% C 0.125 H 242.4°. Best body text is #000000 at 8.77:1 contrast (WCAG AA passes).

Color values

HEX	#57AFEE
RGB	rgb(87, 175, 238)
HSL	hsl(205, 82%, 64%)
HSV	hsv(205, 63%, 93%)
CMYK	cmyk(63.4%, 26.5%, 0%, 6.7%)
CIE-LAB	lab(68.65, -7.54, -39.32)
CIE-LCH	lch(68.65, 40.04, 259.14°)
OKLab	oklab(72.6% -0.058 -0.1107)
OKLCH	oklch(72.6% 0.125 242.4)
XYZ	xyz(34.6872, 38.8557, 86.5442)
Luminance	0.3886 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57AFEE #EE9657

analogous

#57EEE1 #57AFEE #5763EE

triadic

#57AFEE #EE57AF #AFEE57

tetradic

#57AFEE #E157EE #EE9657 #63EE57

square

#57AFEE #E157EE #EE9657 #63EE57

split-complementary

#57AFEE #EE5763 #EEE157

monochromatic

#1373B8 #1F95E8 #57AFEE #8FC9F4 #C6E4F9

Accessibility & contrast

On white

2.39

#57AFEE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.77

#57AFEE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57AFEE

8.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57AFEE	#FFFFFF	#000000	##000000
##57AFEE	1.00	2.39	8.77	8.77
#FFFFFF	2.39	1.00	21.00	21.00
#000000	8.77	21.00	1.00	1.00
##000000	8.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#93B0F1

Deuteranopia (green-blind)

#7EA1ED

Tritanopia (blue-blind)

#00BEC5

Achromatopsia (no color)

#A7A7A7

Design tokens & code

CSS

--color: #57afee;
/* rgb */ color: rgb(87, 175, 238);
/* oklch */ color: oklch(72.6% 0.125 242.4);

Tailwind

colors: {
  custom: {
    50: '#94c6f3',
    500: '#57afee',
    950: '#000000',
  },
}

SCSS

$custom: #57afee;
$custom-light: #94c6f3;
$custom-dark: #000000;

JSON

{
  "hex": "#57afee",
  "rgb": {
    "r": 87,
    "g": 175,
    "b": 238
  },
  "hsl": {
    "h": 205.033,
    "s": 81.622,
    "l": 63.725
  },
  "oklch": {
    "l": 0.72596,
    "c": 0.12493,
    "h": 242.4
  },
  "luminance": 0.38859
}

Semantic roles & 50–950 ramp

primary

#57AFEE

secondary

#EBCCB6

accent

#6108DE

background

#F9FCFE

surface

#F2F8FD

border

#CCD1D5

text

#0E1317

muted

#7E8285

Preview Lab

Preview with #57AFEE

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

Preview Lab → · Contrast checker → · Palette generator →