#57A8E7#57A8E7

#57A8E7 is a light, vivid cyan. Relative luminance 0.358; OKLCH L 70.7% C 0.122 H 244.3°. Best body text is #000000 at 8.16:1 contrast (WCAG AA passes).

Color values

HEX	#57A8E7
RGB	rgb(87, 168, 231)
HSL	hsl(206, 75%, 62%)
HSV	hsv(206, 62%, 91%)
CMYK	cmyk(62.3%, 27.3%, 0%, 9.4%)
CIE-LAB	lab(66.37, -5.92, -39.05)
CIE-LCH	lch(66.37, 39.50, 261.38°)
OKLab	oklab(70.69% -0.053 -0.1099)
OKLCH	oklch(70.69% 0.122 244.3)
XYZ	xyz(32.3515, 35.7978, 80.7906)
Luminance	0.3580 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57A8E7 #E79657

analogous

#57E7DE #57A8E7 #5760E7

triadic

#57A8E7 #E757A8 #A8E757

tetradic

#57A8E7 #DE57E7 #E79657 #60E757

square

#57A8E7 #DE57E7 #E79657 #60E757

split-complementary

#57A8E7 #E75760 #E7DE57

monochromatic

#186BAB #218CDF #57A8E7 #8DC4EF #C2DFF6

Accessibility & contrast

On white

2.57

#57A8E7 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.16

#57A8E7 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57A8E7

8.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57A8E7	#FFFFFF	#000000	##000000
##57A8E7	1.00	2.57	8.16	8.16
#FFFFFF	2.57	1.00	21.00	21.00
#000000	8.16	21.00	1.00	1.00
##000000	8.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8CA9EA

Deuteranopia (green-blind)

#799BE6

Tritanopia (blue-blind)

#00B7BE

Achromatopsia (no color)

#A1A1A1

Design tokens & code

CSS

--color: #57a8e7;
/* rgb */ color: rgb(87, 168, 231);
/* oklch */ color: oklch(70.7% 0.122 244.3);

Tailwind

colors: {
  custom: {
    50: '#93c1ef',
    500: '#57a8e7',
    950: '#000000',
  },
}

SCSS

$custom: #57a8e7;
$custom-light: #93c1ef;
$custom-dark: #000000;

JSON

{
  "hex": "#57a8e7",
  "rgb": {
    "r": 87,
    "g": 168,
    "b": 231
  },
  "hsl": {
    "h": 206.25,
    "s": 75,
    "l": 62.353
  },
  "oklch": {
    "l": 0.70695,
    "c": 0.12204,
    "h": 244.3
  },
  "luminance": 0.35801
}

Semantic roles & 50–950 ramp

primary

#57A8E7

secondary

#E7CAB3

accent

#660ED7

background

#F9FBFE

surface

#F2F7FD

border

#CCD0D5

text

#0E1216

muted

#7E8184

Preview Lab

Preview with #57A8E7

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

Preview Lab → · Contrast checker → · Palette generator →