#57B2DB#57B2DB

#57B2DB is a light, moderate cyan. Relative luminance 0.390; OKLCH L 72.4% C 0.105 H 230.0°. Best body text is #000000 at 8.80:1 contrast (WCAG AA passes).

Color values

HEX	#57B2DB
RGB	rgb(87, 178, 219)
HSL	hsl(199, 65%, 60%)
HSV	hsv(199, 60%, 86%)
CMYK	cmyk(60.3%, 18.7%, 0%, 14.1%)
CIE-LAB	lab(68.74, -15.13, -28.80)
CIE-LCH	lch(68.74, 32.53, 242.28°)
OKLab	oklab(72.41% -0.0674 -0.0804)
OKLCH	oklch(72.41% 0.105 230)
XYZ	xyz(32.6321, 38.9783, 72.8079)
Luminance	0.3898 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57B2DB #DB8057

analogous

#57DBC2 #57B2DB #5770DB

triadic

#57B2DB #DB57B2 #B2DB57

tetradic

#57B2DB #C257DB #DB8057 #70DB57

square

#57B2DB #C257DB #DB8057 #70DB57

split-complementary

#57B2DB #DB5770 #DBC257

monochromatic

#207297 #2B98CA #57B2DB #89C9E6 #BCE0F1

Accessibility & contrast

On white

2.39

#57B2DB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.80

#57B2DB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57B2DB

8.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57B2DB	#FFFFFF	#000000	##000000
##57B2DB	1.00	2.39	8.80	8.80
#FFFFFF	2.39	1.00	21.00	21.00
#000000	8.80	21.00	1.00	1.00
##000000	8.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9DAFDD

Deuteranopia (green-blind)

#8BA2DA

Tritanopia (blue-blind)

#00BDBF

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #57b2db;
/* rgb */ color: rgb(87, 178, 219);
/* oklch */ color: oklch(72.4% 0.105 230.0);

Tailwind

colors: {
  custom: {
    50: '#92c9e6',
    500: '#57b2db',
    950: '#000000',
  },
}

SCSS

$custom: #57b2db;
$custom-light: #92c9e6;
$custom-dark: #000000;

JSON

{
  "hex": "#57b2db",
  "rgb": {
    "r": 87,
    "g": 178,
    "b": 219
  },
  "hsl": {
    "h": 198.636,
    "s": 64.706,
    "l": 60
  },
  "oklch": {
    "l": 0.72414,
    "c": 0.10495,
    "h": 230
  },
  "luminance": 0.38981
}

Semantic roles & 50–950 ramp

primary

#57B2DB

secondary

#E0BDAD

accent

#7440E8

background

#F9FCFE

surface

#F2F8FC

border

#CCD1D5

text

#0E1316

muted

#7E8284

Preview Lab

Preview with #57B2DB

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

Preview Lab → · Contrast checker → · Palette generator →