#57ABF2#57ABF2

#57ABF2 is a light, vivid cyan. Relative luminance 0.376; OKLCH L 71.9% C 0.132 H 246.5°. Best body text is #000000 at 8.51:1 contrast (WCAG AA passes).

Color values

HEX	#57ABF2
RGB	rgb(87, 171, 242)
HSL	hsl(207, 86%, 65%)
HSV	hsv(207, 64%, 95%)
CMYK	cmyk(64%, 29.3%, 0%, 5.1%)
CIE-LAB	lab(67.69, -4.04, -42.99)
CIE-LCH	lch(67.69, 43.18, 264.64°)
OKLab	oklab(71.9% -0.0527 -0.1213)
OKLCH	oklch(71.9% 0.132 246.5)
XYZ	xyz(34.5144, 37.5594, 89.4179)
Luminance	0.3756 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57ABF2 #F29E57

analogous

#57F2EC #57ABF2 #575EF2

triadic

#57ABF2 #F257AB #ABF257

tetradic

#57ABF2 #EC57F2 #F29E57 #5EF257

square

#57ABF2 #EC57F2 #F29E57 #5EF257

split-complementary

#57ABF2 #F2575E #F2EC57

monochromatic

#0F6FC0 #1E8FEE #57ABF2 #90C7F6 #C9E4FB

Accessibility & contrast

On white

2.47

#57ABF2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.51

#57ABF2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57ABF2

8.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57ABF2	#FFFFFF	#000000	##000000
##57ABF2	1.00	2.47	8.51	8.51
#FFFFFF	2.47	1.00	21.00	21.00
#000000	8.51	21.00	1.00	1.00
##000000	8.51	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8CADF5

Deuteranopia (green-blind)

#779EF1

Tritanopia (blue-blind)

#00BCC4

Achromatopsia (no color)

#A5A5A5

Design tokens & code

CSS

--color: #57abf2;
/* rgb */ color: rgb(87, 171, 242);
/* oklch */ color: oklch(71.9% 0.132 246.5);

Tailwind

colors: {
  custom: {
    50: '#94c3f6',
    500: '#57abf2',
    950: '#000000',
  },
}

SCSS

$custom: #57abf2;
$custom-light: #94c3f6;
$custom-dark: #000000;

JSON

{
  "hex": "#57abf2",
  "rgb": {
    "r": 87,
    "g": 171,
    "b": 242
  },
  "hsl": {
    "h": 207.484,
    "s": 85.635,
    "l": 64.51
  },
  "oklch": {
    "l": 0.71902,
    "c": 0.1323,
    "h": 246.5
  },
  "luminance": 0.37563
}

Semantic roles & 50–950 ramp

primary

#57ABF2

secondary

#EDD0B8

accent

#6903E2

background

#F9FBFF

surface

#F2F7FE

border

#CCD0D6

text

#0E1217

muted

#7E8185

Preview Lab

Preview with #57ABF2

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

Preview Lab → · Contrast checker → · Palette generator →