#57ADFA#57ADFA

#57ADFA is a light, vivid cyan. Relative luminance 0.388; OKLCH L 72.7% C 0.140 H 248.0°. Best body text is #000000 at 8.76:1 contrast (WCAG AA passes).

Color values

HEX	#57ADFA
RGB	rgb(87, 173, 250)
HSL	hsl(208, 94%, 66%)
HSV	hsv(208, 65%, 98%)
CMYK	cmyk(65.2%, 30.8%, 0%, 2%)
CIE-LAB	lab(68.61, -2.54, -45.90)
CIE-LCH	lch(68.61, 45.97, 266.83°)
OKLab	oklab(72.75% -0.0524 -0.1298)
OKLCH	oklch(72.75% 0.14 248)
XYZ	xyz(36.1229, 38.8118, 96.0117)
Luminance	0.3882 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57ADFA #FAA457

analogous

#57FAF6 #57ADFA #575BFA

triadic

#57ADFA #FA57AD #ADFA57

tetradic

#57ADFA #F657FA #FAA457 #5BFA57

square

#57ADFA #F657FA #FAA457 #5BFA57

split-complementary

#57ADFA #FA575B #FAF657

monochromatic

#0671D0 #1C90F8 #57ADFA #92CAFC #CEE7FE

Accessibility & contrast

On white

2.40

#57ADFA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.76

#57ADFA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57ADFA

8.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57ADFA	#FFFFFF	#000000	##000000
##57ADFA	1.00	2.40	8.76	8.76
#FFFFFF	2.40	1.00	21.00	21.00
#000000	8.76	21.00	1.00	1.00
##000000	8.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8BB0FD

Deuteranopia (green-blind)

#75A0F9

Tritanopia (blue-blind)

#00BFC8

Achromatopsia (no color)

#A7A7A7

Design tokens & code

CSS

--color: #57adfa;
/* rgb */ color: rgb(87, 173, 250);
/* oklch */ color: oklch(72.7% 0.140 248.0);

Tailwind

colors: {
  custom: {
    50: '#96c5fc',
    500: '#57adfa',
    950: '#000000',
  },
}

SCSS

$custom: #57adfa;
$custom-light: #96c5fc;
$custom-dark: #000000;

JSON

{
  "hex": "#57adfa",
  "rgb": {
    "r": 87,
    "g": 173,
    "b": 250
  },
  "hsl": {
    "h": 208.344,
    "s": 94.22,
    "l": 66.078
  },
  "oklch": {
    "l": 0.72745,
    "c": 0.13997,
    "h": 248
  },
  "luminance": 0.38816
}

Semantic roles & 50–950 ramp

primary

#57ADFA

secondary

#F1D5BC

accent

#6C00E6

background

#F9FCFF

surface

#F2F8FF

border

#CCD1D7

text

#0F1217

muted

#7E8185

Preview Lab

Preview with #57ADFA

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

Preview Lab → · Contrast checker → · Palette generator →