#57B2DA#57B2DA

#57B2DA is a light, moderate cyan. Relative luminance 0.389; OKLCH L 72.4% C 0.104 H 229.4°. Best body text is #000000 at 8.79:1 contrast (WCAG AA passes).

Color values

HEX	#57B2DA
RGB	rgb(87, 178, 218)
HSL	hsl(198, 64%, 60%)
HSV	hsv(198, 60%, 85%)
CMYK	cmyk(60.1%, 18.3%, 0%, 14.5%)
CIE-LAB	lab(68.70, -15.43, -28.31)
CIE-LCH	lch(68.70, 32.24, 241.40°)
OKLab	oklab(72.37% -0.0678 -0.079)
OKLCH	oklch(72.37% 0.104 229.4)
XYZ	xyz(32.5009, 38.9258, 72.1167)
Luminance	0.3893 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57B2DA #DA7F57

analogous

#57DAC1 #57B2DA #5770DA

triadic

#57B2DA #DA57B2 #B2DA57

tetradic

#57B2DA #C157DA #DA7F57 #70DA57

square

#57B2DA #C157DA #DA7F57 #70DA57

split-complementary

#57B2DA #DA5770 #DAC157

monochromatic

#217296 #2C98C8 #57B2DA #89C9E5 #BBE0F0

Accessibility & contrast

On white

2.39

#57B2DA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.79

#57B2DA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57B2DA

8.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57B2DA	#FFFFFF	#000000	##000000
##57B2DA	1.00	2.39	8.79	8.79
#FFFFFF	2.39	1.00	21.00	21.00
#000000	8.79	21.00	1.00	1.00
##000000	8.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9DAFDC

Deuteranopia (green-blind)

#8BA2D9

Tritanopia (blue-blind)

#00BDBF

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #57b2da;
/* rgb */ color: rgb(87, 178, 218);
/* oklch */ color: oklch(72.4% 0.104 229.4);

Tailwind

colors: {
  custom: {
    50: '#92c9e5',
    500: '#57b2da',
    950: '#000000',
  },
}

SCSS

$custom: #57b2da;
$custom-light: #92c9e5;
$custom-dark: #000000;

JSON

{
  "hex": "#57b2da",
  "rgb": {
    "r": 87,
    "g": 178,
    "b": 218
  },
  "hsl": {
    "h": 198.321,
    "s": 63.902,
    "l": 59.804
  },
  "oklch": {
    "l": 0.72371,
    "c": 0.10411,
    "h": 229.4
  },
  "luminance": 0.38929
}

Semantic roles & 50–950 ramp

primary

#57B2DA

secondary

#E0BDAD

accent

#7441E7

background

#F9FCFE

surface

#F2F8FC

border

#CCD1D5

text

#0E1315

muted

#7E8284

Preview Lab

Preview with #57B2DA

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

Preview Lab → · Contrast checker → · Palette generator →