#57AFF1#57AFF1

#57AFF1 is a light, vivid cyan. Relative luminance 0.390; OKLCH L 72.7% C 0.128 H 243.6°. Best body text is #000000 at 8.81:1 contrast (WCAG AA passes).

Color values

HEX	#57AFF1
RGB	rgb(87, 175, 241)
HSL	hsl(206, 85%, 64%)
HSV	hsv(206, 64%, 95%)
CMYK	cmyk(63.9%, 27.4%, 0%, 5.5%)
CIE-LAB	lab(68.78, -6.58, -40.75)
CIE-LCH	lch(68.78, 41.28, 260.83°)
OKLab	oklab(72.74% -0.057 -0.1148)
OKLCH	oklch(72.74% 0.128 243.6)
XYZ	xyz(35.1317, 39.0335, 88.8848)
Luminance	0.3904 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57AFF1 #F19957

analogous

#57F1E6 #57AFF1 #5762F1

triadic

#57AFF1 #F157AF #AFF157

tetradic

#57AFF1 #E657F1 #F19957 #62F157

square

#57AFF1 #E657F1 #F19957 #62F157

split-complementary

#57AFF1 #F15762 #F1E657

monochromatic

#1073BE #1F94EC #57AFF1 #8FCAF6 #C8E5FA

Accessibility & contrast

On white

2.38

#57AFF1 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.81

#57AFF1 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57AFF1

8.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57AFF1	#FFFFFF	#000000	##000000
##57AFF1	1.00	2.38	8.81	8.81
#FFFFFF	2.38	1.00	21.00	21.00
#000000	8.81	21.00	1.00	1.00
##000000	8.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#92B0F4

Deuteranopia (green-blind)

#7DA1F0

Tritanopia (blue-blind)

#00BFC6

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #57aff1;
/* rgb */ color: rgb(87, 175, 241);
/* oklch */ color: oklch(72.7% 0.128 243.6);

Tailwind

colors: {
  custom: {
    50: '#94c6f6',
    500: '#57aff1',
    950: '#000000',
  },
}

SCSS

$custom: #57aff1;
$custom-light: #94c6f6;
$custom-dark: #000000;

JSON

{
  "hex": "#57aff1",
  "rgb": {
    "r": 87,
    "g": 175,
    "b": 241
  },
  "hsl": {
    "h": 205.714,
    "s": 84.615,
    "l": 64.314
  },
  "oklch": {
    "l": 0.72741,
    "c": 0.12821,
    "h": 243.6
  },
  "luminance": 0.39037
}

Semantic roles & 50–950 ramp

primary

#57AFF1

secondary

#EDCEB7

accent

#6304E1

background

#F9FCFF

surface

#F2F8FE

border

#CCD1D6

text

#0E1317

muted

#7E8285

Preview Lab

Preview with #57AFF1

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

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