#57B8F2#57B8F2

#57B8F2 is a light, vivid cyan. Relative luminance 0.427; OKLCH L 74.8% C 0.124 H 237.9°. Best body text is #000000 at 9.54:1 contrast (WCAG AA passes).

Color values

HEX	#57B8F2
RGB	rgb(87, 184, 242)
HSL	hsl(202, 86%, 65%)
HSV	hsv(202, 64%, 95%)
CMYK	cmyk(64%, 24%, 0%, 5.1%)
CIE-LAB	lab(71.36, -11.17, -37.27)
CIE-LCH	lch(71.36, 38.91, 253.32°)
OKLab	oklab(74.8% -0.0658 -0.1047)
OKLCH	oklch(74.8% 0.124 237.9)
XYZ	xyz(37.0918, 42.7142, 90.2771)
Luminance	0.4272 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57B8F2 #F29157

analogous

#57F2DF #57B8F2 #576BF2

triadic

#57B8F2 #F257B8 #B8F257

tetradic

#57B8F2 #DF57F2 #F29157 #6BF257

square

#57B8F2 #DF57F2 #F29157 #6BF257

split-complementary

#57B8F2 #F2576B #F2DF57

monochromatic

#0F7EC0 #1EA0EE #57B8F2 #90D0F6 #C9E8FB

Accessibility & contrast

On white

2.20

#57B8F2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.54

#57B8F2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57B8F2

9.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57B8F2	#FFFFFF	#000000	##000000
##57B8F2	1.00	2.20	9.54	9.54
#FFFFFF	2.20	1.00	21.00	21.00
#000000	9.54	21.00	1.00	1.00
##000000	9.54	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9DB7F5

Deuteranopia (green-blind)

#88A8F1

Tritanopia (blue-blind)

#00C7CC

Achromatopsia (no color)

#AFAFAF

Design tokens & code

CSS

--color: #57b8f2;
/* rgb */ color: rgb(87, 184, 242);
/* oklch */ color: oklch(74.8% 0.124 237.9);

Tailwind

colors: {
  custom: {
    50: '#95cdf6',
    500: '#57b8f2',
    950: '#000000',
  },
}

SCSS

$custom: #57b8f2;
$custom-light: #95cdf6;
$custom-dark: #000000;

JSON

{
  "hex": "#57b8f2",
  "rgb": {
    "r": 87,
    "g": 184,
    "b": 242
  },
  "hsl": {
    "h": 202.452,
    "s": 85.635,
    "l": 64.51
  },
  "oklch": {
    "l": 0.74801,
    "c": 0.12364,
    "h": 237.9
  },
  "luminance": 0.42718
}

Semantic roles & 50–950 ramp

primary

#57B8F2

secondary

#EDCCB8

accent

#5703E2

background

#F9FCFF

surface

#F2F9FE

border

#CCD2D6

text

#0E1317

muted

#7E8285

Preview Lab

Preview with #57B8F2

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

Preview Lab → · Contrast checker → · Palette generator →