#57B4DE#57B4DE

#57B4DE is a light, moderate cyan. Relative luminance 0.399; OKLCH L 73.0% C 0.107 H 230.1°. Best body text is #000000 at 8.99:1 contrast (WCAG AA passes).

Color values

HEX	#57B4DE
RGB	rgb(87, 180, 222)
HSL	hsl(199, 67%, 61%)
HSV	hsv(199, 61%, 87%)
CMYK	cmyk(60.8%, 18.9%, 0%, 12.9%)
CIE-LAB	lab(69.43, -15.27, -29.37)
CIE-LCH	lch(69.43, 33.11, 242.53°)
OKLab	oklab(73% -0.0685 -0.082)
OKLCH	oklch(73% 0.107 230.1)
XYZ	xyz(33.4314, 39.9394, 75.0403)
Luminance	0.3994 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57B4DE #DE8157

analogous

#57DEC5 #57B4DE #5770DE

triadic

#57B4DE #DE57B4 #B4DE57

tetradic

#57B4DE #C557DE #DE8157 #70DE57

square

#57B4DE #C557DE #DE8157 #70DE57

split-complementary

#57B4DE #DE5770 #DEC557

monochromatic

#1F759C #299BCF #57B4DE #8ACBE8 #BDE2F2

Accessibility & contrast

On white

2.34

#57B4DE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.99

#57B4DE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57B4DE

8.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57B4DE	#FFFFFF	#000000	##000000
##57B4DE	1.00	2.34	8.99	8.99
#FFFFFF	2.34	1.00	21.00	21.00
#000000	8.99	21.00	1.00	1.00
##000000	8.99	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9FB1E0

Deuteranopia (green-blind)

#8CA3DD

Tritanopia (blue-blind)

#00C0C2

Achromatopsia (no color)

#AAAAAA

Design tokens & code

CSS

--color: #57b4de;
/* rgb */ color: rgb(87, 180, 222);
/* oklch */ color: oklch(73.0% 0.107 230.1);

Tailwind

colors: {
  custom: {
    50: '#92cae8',
    500: '#57b4de',
    950: '#000000',
  },
}

SCSS

$custom: #57b4de;
$custom-light: #92cae8;
$custom-dark: #000000;

JSON

{
  "hex": "#57b4de",
  "rgb": {
    "r": 87,
    "g": 180,
    "b": 222
  },
  "hsl": {
    "h": 198.667,
    "s": 67.164,
    "l": 60.588
  },
  "oklch": {
    "l": 0.73002,
    "c": 0.10687,
    "h": 230.1
  },
  "luminance": 0.39943
}

Semantic roles & 50–950 ramp

primary

#57B4DE

secondary

#E2BFAF

accent

#5016CF

background

#F9FCFE

surface

#F2F8FC

border

#CCD1D5

text

#0E1316

muted

#7E8284

Preview Lab

Preview with #57B4DE

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

Preview Lab → · Contrast checker → · Palette generator →