#57BDF6#57BDF6

#57BDF6 is a light, vivid cyan. Relative luminance 0.451; OKLCH L 76.1% C 0.125 H 236.2°. Best body text is #000000 at 10.02:1 contrast (WCAG AA passes).

Color values

HEX	#57BDF6
RGB	rgb(87, 189, 246)
HSL	hsl(202, 90%, 65%)
HSV	hsv(202, 65%, 96%)
CMYK	cmyk(64.6%, 23.2%, 0%, 3.5%)
CIE-LAB	lab(72.94, -12.59, -36.98)
CIE-LCH	lch(72.94, 39.06, 251.20°)
OKLab	oklab(76.11% -0.0695 -0.1038)
OKLCH	oklch(76.11% 0.125 236.2)
XYZ	xyz(38.7562, 45.0712, 93.8280)
Luminance	0.4507 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57BDF6 #F69057

analogous

#57F6DF #57BDF6 #576EF6

triadic

#57BDF6 #F657BD #BDF657

tetradic

#57BDF6 #DF57F6 #F69057 #6EF657

square

#57BDF6 #DF57F6 #F69057 #6EF657

split-complementary

#57BDF6 #F6576E #F6DF57

monochromatic

#0B84C8 #1DA6F3 #57BDF6 #91D4F9 #CBEBFC

Accessibility & contrast

On white

2.10

#57BDF6 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.02

#57BDF6 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57BDF6

10.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57BDF6	#FFFFFF	#000000	##000000
##57BDF6	1.00	2.10	10.02	10.02
#FFFFFF	2.10	1.00	21.00	21.00
#000000	10.02	21.00	1.00	1.00
##000000	10.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A2BCF9

Deuteranopia (green-blind)

#8CACF5

Tritanopia (blue-blind)

#00CCD0

Achromatopsia (no color)

#B3B3B3

Design tokens & code

CSS

--color: #57bdf6;
/* rgb */ color: rgb(87, 189, 246);
/* oklch */ color: oklch(76.1% 0.125 236.2);

Tailwind

colors: {
  custom: {
    50: '#95d0f9',
    500: '#57bdf6',
    950: '#000000',
  },
}

SCSS

$custom: #57bdf6;
$custom-light: #95d0f9;
$custom-dark: #000000;

JSON

{
  "hex": "#57bdf6",
  "rgb": {
    "r": 87,
    "g": 189,
    "b": 246
  },
  "hsl": {
    "h": 201.509,
    "s": 89.831,
    "l": 65.294
  },
  "oklch": {
    "l": 0.76108,
    "c": 0.12493,
    "h": 236.2
  },
  "luminance": 0.45075
}

Semantic roles & 50–950 ramp

primary

#57BDF6

secondary

#EFCDBA

accent

#5200E6

background

#F9FCFF

surface

#F2F9FF

border

#CCD2D7

text

#0F1417

muted

#7E8285

Preview Lab

Preview with #57BDF6

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

Preview Lab → · Contrast checker → · Palette generator →