#57A0E8#57A0E8

#57A0E8 is a light, vivid cyan. Relative luminance 0.330; OKLCH L 69.0% C 0.130 H 249.9°. Best body text is #000000 at 7.60:1 contrast (WCAG AA passes).

Color values

HEX	#57A0E8
RGB	rgb(87, 160, 232)
HSL	hsl(210, 76%, 63%)
HSV	hsv(210, 63%, 91%)
CMYK	cmyk(62.5%, 31%, 0%, 9%)
CIE-LAB	lab(64.15, -1.09, -43.07)
CIE-LCH	lch(64.15, 43.08, 268.55°)
OKLab	oklab(68.97% -0.0445 -0.1217)
OKLCH	oklch(68.97% 0.13 249.9)
XYZ	xyz(31.0614, 32.9910, 81.0593)
Luminance	0.3299 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57A0E8 #E89F57

analogous

#57E8E7 #57A0E8 #5758E8

triadic

#57A0E8 #E857A0 #A0E857

tetradic

#57A0E8 #E757E8 #E89F57 #58E857

square

#57A0E8 #E757E8 #E89F57 #58E857

split-complementary

#57A0E8 #E85758 #E8E757

monochromatic

#1863AD #2182E1 #57A0E8 #8DBEEF #C3DDF7

Accessibility & contrast

On white

2.76

#57A0E8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.60

#57A0E8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57A0E8

7.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57A0E8	#FFFFFF	#000000	##000000
##57A0E8	1.00	2.76	7.60	7.60
#FFFFFF	2.76	1.00	21.00	21.00
#000000	7.60	21.00	1.00	1.00
##000000	7.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#81A3EB

Deuteranopia (green-blind)

#6D95E7

Tritanopia (blue-blind)

#00B1BA

Achromatopsia (no color)

#9B9B9B

Design tokens & code

CSS

--color: #57a0e8;
/* rgb */ color: rgb(87, 160, 232);
/* oklch */ color: oklch(69.0% 0.130 249.9);

Tailwind

colors: {
  custom: {
    50: '#93bbef',
    500: '#57a0e8',
    950: '#000000',
  },
}

SCSS

$custom: #57a0e8;
$custom-light: #93bbef;
$custom-dark: #000000;

JSON

{
  "hex": "#57a0e8",
  "rgb": {
    "r": 87,
    "g": 160,
    "b": 232
  },
  "hsl": {
    "h": 209.793,
    "s": 75.916,
    "l": 62.549
  },
  "oklch": {
    "l": 0.68967,
    "c": 0.12953,
    "h": 249.9
  },
  "luminance": 0.32994
}

Semantic roles & 50–950 ramp

primary

#57A0E8

secondary

#E8CDB3

accent

#720DD8

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1116

muted

#7E8084

Preview Lab

Preview with #57A0E8

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

Preview Lab → · Contrast checker → · Palette generator →