#57ACF2#57ACF2

#57ACF2 is a light, vivid cyan. Relative luminance 0.379; OKLCH L 72.1% C 0.132 H 245.9°. Best body text is #000000 at 8.59:1 contrast (WCAG AA passes).

Color values

HEX	#57ACF2
RGB	rgb(87, 172, 242)
HSL	hsl(207, 86%, 65%)
HSV	hsv(207, 64%, 95%)
CMYK	cmyk(64%, 28.9%, 0%, 5.1%)
CIE-LAB	lab(67.98, -4.59, -42.55)
CIE-LCH	lch(67.98, 42.80, 263.84°)
OKLab	oklab(72.12% -0.0537 -0.12)
OKLCH	oklch(72.12% 0.132 245.9)
XYZ	xyz(34.7040, 37.9386, 89.4811)
Luminance	0.3794 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57ACF2 #F29D57

analogous

#57F2EB #57ACF2 #575FF2

triadic

#57ACF2 #F257AC #ACF257

tetradic

#57ACF2 #EB57F2 #F29D57 #5FF257

square

#57ACF2 #EB57F2 #F29D57 #5FF257

split-complementary

#57ACF2 #F2575F #F2EB57

monochromatic

#0F70C0 #1E90EE #57ACF2 #90C8F6 #C9E4FB

Accessibility & contrast

On white

2.45

#57ACF2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.59

#57ACF2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57ACF2

8.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57ACF2	#FFFFFF	#000000	##000000
##57ACF2	1.00	2.45	8.59	8.59
#FFFFFF	2.45	1.00	21.00	21.00
#000000	8.59	21.00	1.00	1.00
##000000	8.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8DAEF5

Deuteranopia (green-blind)

#789FF1

Tritanopia (blue-blind)

#00BDC5

Achromatopsia (no color)

#A6A6A6

Design tokens & code

CSS

--color: #57acf2;
/* rgb */ color: rgb(87, 172, 242);
/* oklch */ color: oklch(72.1% 0.132 245.9);

Tailwind

colors: {
  custom: {
    50: '#94c4f6',
    500: '#57acf2',
    950: '#000000',
  },
}

SCSS

$custom: #57acf2;
$custom-light: #94c4f6;
$custom-dark: #000000;

JSON

{
  "hex": "#57acf2",
  "rgb": {
    "r": 87,
    "g": 172,
    "b": 242
  },
  "hsl": {
    "h": 207.097,
    "s": 85.635,
    "l": 64.51
  },
  "oklch": {
    "l": 0.72124,
    "c": 0.13153,
    "h": 245.9
  },
  "luminance": 0.37942
}

Semantic roles & 50–950 ramp

primary

#57ACF2

secondary

#EDD0B8

accent

#6803E2

background

#F9FCFF

surface

#F2F8FE

border

#CCD1D6

text

#0E1217

muted

#7E8185

Preview Lab

Preview with #57ACF2

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

Preview Lab → · Contrast checker → · Palette generator →