#57ABF1#57ABF1

#57ABF1 is a light, vivid cyan. Relative luminance 0.375; OKLCH L 71.9% C 0.131 H 246.2°. Best body text is #000000 at 8.50:1 contrast (WCAG AA passes).

Color values

HEX	#57ABF1
RGB	rgb(87, 171, 241)
HSL	hsl(207, 85%, 64%)
HSV	hsv(207, 64%, 95%)
CMYK	cmyk(63.9%, 29%, 0%, 5.5%)
CIE-LAB	lab(67.65, -4.36, -42.51)
CIE-LCH	lch(67.65, 42.74, 264.14°)
OKLab	oklab(71.85% -0.053 -0.12)
OKLCH	oklch(71.85% 0.131 246.2)
XYZ	xyz(34.3646, 37.4995, 88.6291)
Luminance	0.3750 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57ABF1 #F19D57

analogous

#57F1EA #57ABF1 #575EF1

triadic

#57ABF1 #F157AB #ABF157

tetradic

#57ABF1 #EA57F1 #F19D57 #5EF157

square

#57ABF1 #EA57F1 #F19D57 #5EF157

split-complementary

#57ABF1 #F1575E #F1EA57

monochromatic

#106FBE #1F8FEC #57ABF1 #8FC7F6 #C8E3FA

Accessibility & contrast

On white

2.47

#57ABF1 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.50

#57ABF1 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57ABF1

8.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57ABF1	#FFFFFF	#000000	##000000
##57ABF1	1.00	2.47	8.50	8.50
#FFFFFF	2.47	1.00	21.00	21.00
#000000	8.50	21.00	1.00	1.00
##000000	8.50	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8CADF4

Deuteranopia (green-blind)

#779EF0

Tritanopia (blue-blind)

#00BCC4

Achromatopsia (no color)

#A5A5A5

Design tokens & code

CSS

--color: #57abf1;
/* rgb */ color: rgb(87, 171, 241);
/* oklch */ color: oklch(71.9% 0.131 246.2);

Tailwind

colors: {
  custom: {
    50: '#94c3f6',
    500: '#57abf1',
    950: '#000000',
  },
}

SCSS

$custom: #57abf1;
$custom-light: #94c3f6;
$custom-dark: #000000;

JSON

{
  "hex": "#57abf1",
  "rgb": {
    "r": 87,
    "g": 171,
    "b": 241
  },
  "hsl": {
    "h": 207.273,
    "s": 84.615,
    "l": 64.314
  },
  "oklch": {
    "l": 0.71853,
    "c": 0.13115,
    "h": 246.2
  },
  "luminance": 0.37503
}

Semantic roles & 50–950 ramp

primary

#57ABF1

secondary

#EDCFB7

accent

#6904E1

background

#F9FBFF

surface

#F2F7FE

border

#CCD0D6

text

#0E1217

muted

#7E8185

Preview Lab

Preview with #57ABF1

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

Preview Lab → · Contrast checker → · Palette generator →