#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
RGBrgb(87, 184, 242)
HSLhsl(202, 86%, 65%)
HSVhsv(202, 64%, 95%)
CMYKcmyk(64%, 24%, 0%, 5.1%)
CIE-LABlab(71.36, -11.17, -37.27)
CIE-LCHlch(71.36, 38.91, 253.32°)
OKLaboklab(74.8% -0.0658 -0.1047)
OKLCHoklch(74.8% 0.124 237.9)
XYZxyz(37.0918, 42.7142, 90.2771)
Luminance0.4272 (WCAG relative)
Temperaturecool
Familycyan

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
##57B8F21.002.209.549.54
#FFFFFF2.201.0021.0021.00
#0000009.5421.001.001.00
##0000009.5421.001.001.00

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 →

#57B8F2 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva