#57C7EB#57C7EB

#57C7EB is a light, moderate cyan. Relative luminance 0.489; OKLCH L 77.9% C 0.113 H 222.4°. Best body text is #000000 at 10.77:1 contrast (WCAG AA passes).

Color values

HEX	#57C7EB
RGB	rgb(87, 199, 235)
HSL	hsl(195, 79%, 63%)
HSV	hsv(195, 63%, 92%)
CMYK	cmyk(63%, 15.3%, 0%, 7.8%)
CIE-LAB	lab(75.37, -21.20, -27.30)
CIE-LCH	lch(75.37, 34.56, 232.17°)
OKLab	oklab(77.91% -0.0834 -0.0761)
OKLCH	oklch(77.91% 0.113 222.4)
XYZ	xyz(39.3433, 48.8671, 85.9400)
Luminance	0.4887 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57C7EB #EB7B57

analogous

#57EBC5 #57C7EB #577DEB

triadic

#57C7EB #EB57C7 #C7EB57

tetradic

#57C7EB #C557EB #EB7B57 #7DEB57

square

#57C7EB #C557EB #EB7B57 #7DEB57

split-complementary

#57C7EB #EB577D #EBC557

monochromatic

#158CB2 #20B5E4 #57C7EB #8ED9F2 #C4EBF8

Accessibility & contrast

On white

1.95

#57C7EB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.77

#57C7EB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57C7EB

10.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57C7EB	#FFFFFF	#000000	##000000
##57C7EB	1.00	1.95	10.77	10.77
#FFFFFF	1.95	1.00	21.00	21.00
#000000	10.77	21.00	1.00	1.00
##000000	10.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B2C2ED

Deuteranopia (green-blind)

#9DB3EB

Tritanopia (blue-blind)

#00D2D2

Achromatopsia (no color)

#BABABA

Design tokens & code

CSS

--color: #57c7eb;
/* rgb */ color: rgb(87, 199, 235);
/* oklch */ color: oklch(77.9% 0.113 222.4);

Tailwind

colors: {
  custom: {
    50: '#95d8f1',
    500: '#57c7eb',
    950: '#000000',
  },
}

SCSS

$custom: #57c7eb;
$custom-light: #95d8f1;
$custom-dark: #000000;

JSON

{
  "hex": "#57c7eb",
  "rgb": {
    "r": 87,
    "g": 199,
    "b": 235
  },
  "hsl": {
    "h": 194.595,
    "s": 78.723,
    "l": 63.137
  },
  "oklch": {
    "l": 0.77907,
    "c": 0.11293,
    "h": 222.4
  },
  "luminance": 0.48871
}

Semantic roles & 50–950 ramp

primary

#57C7EB

secondary

#E9C1B4

accent

#3D0ADB

background

#F9FDFE

surface

#F2FAFD

border

#CCD3D5

text

#0E1416

muted

#7E8384

Preview Lab

Preview with #57C7EB

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

Preview Lab → · Contrast checker → · Palette generator →