#57C3DA#57C3DA

#57C3DA is a light, moderate cyan. Relative luminance 0.461; OKLCH L 76.3% C 0.103 H 213.9°. Best body text is #000000 at 10.22:1 contrast (WCAG AA passes).

Color values

HEX	#57C3DA
RGB	rgb(87, 195, 218)
HSL	hsl(191, 64%, 60%)
HSV	hsv(191, 60%, 85%)
CMYK	cmyk(60.1%, 10.6%, 0%, 14.5%)
CIE-LAB	lab(73.62, -24.21, -20.78)
CIE-LCH	lch(73.62, 31.91, 220.64°)
OKLab	oklab(76.31% -0.0858 -0.0577)
OKLCH	oklch(76.31% 0.103 213.9)
XYZ	xyz(36.0953, 46.1147, 73.3149)
Luminance	0.4612 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57C3DA #DA6E57

analogous

#57DAAF #57C3DA #5782DA

triadic

#57C3DA #DA57C3 #C3DA57

tetradic

#57C3DA #AF57DA #DA6E57 #82DA57

square

#57C3DA #AF57DA #DA6E57 #82DA57

split-complementary

#57C3DA #DA5782 #DAAF57

monochromatic

#218196 #2CACC8 #57C3DA #89D5E5 #BBE7F0

Accessibility & contrast

On white

2.05

#57C3DA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.22

#57C3DA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57C3DA

10.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57C3DA	#FFFFFF	#000000	##000000
##57C3DA	1.00	2.05	10.22	10.22
#FFFFFF	2.05	1.00	21.00	21.00
#000000	10.22	21.00	1.00	1.00
##000000	10.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B2BDDB

Deuteranopia (green-blind)

#9FAFDA

Tritanopia (blue-blind)

#00CCCA

Achromatopsia (no color)

#B5B5B5

Design tokens & code

CSS

--color: #57c3da;
/* rgb */ color: rgb(87, 195, 218);
/* oklch */ color: oklch(76.3% 0.103 213.9);

Tailwind

colors: {
  custom: {
    50: '#93d5e5',
    500: '#57c3da',
    950: '#000000',
  },
}

SCSS

$custom: #57c3da;
$custom-light: #93d5e5;
$custom-dark: #000000;

JSON

{
  "hex": "#57c3da",
  "rgb": {
    "r": 87,
    "g": 195,
    "b": 218
  },
  "hsl": {
    "h": 190.534,
    "s": 63.902,
    "l": 59.804
  },
  "oklch": {
    "l": 0.76308,
    "c": 0.10337,
    "h": 213.9
  },
  "luminance": 0.46118
}

Semantic roles & 50–950 ramp

primary

#57C3DA

secondary

#E0B6AD

accent

#5E41E7

background

#F9FDFE

surface

#F2FAFC

border

#CCD3D5

text

#0E1415

muted

#7E8384

Preview Lab

Preview with #57C3DA

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

Preview Lab → · Contrast checker → · Palette generator →