#57C7EC#57C7EC

#57C7EC is a light, moderate cyan. Relative luminance 0.489; OKLCH L 77.9% C 0.114 H 223.0°. Best body text is #000000 at 10.79:1 contrast (WCAG AA passes).

Color values

HEX	#57C7EC
RGB	rgb(87, 199, 236)
HSL	hsl(195, 80%, 63%)
HSV	hsv(195, 63%, 93%)
CMYK	cmyk(63.1%, 15.7%, 0%, 7.5%)
CIE-LAB	lab(75.40, -20.90, -27.78)
CIE-LCH	lch(75.40, 34.76, 233.05°)
OKLab	oklab(77.95% -0.0831 -0.0775)
OKLCH	oklch(77.95% 0.114 223)
XYZ	xyz(39.4882, 48.9251, 86.7030)
Luminance	0.4893 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57C7EC #EC7C57

analogous

#57ECC6 #57C7EC #577CEC

triadic

#57C7EC #EC57C7 #C7EC57

tetradic

#57C7EC #C657EC #EC7C57 #7CEC57

square

#57C7EC #C657EC #EC7C57 #7CEC57

split-complementary

#57C7EC #EC577C #ECC657

monochromatic

#148DB4 #20B5E6 #57C7EC #8ED9F2 #C5ECF8

Accessibility & contrast

On white

1.95

#57C7EC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.79

#57C7EC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57C7EC

10.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57C7EC	#FFFFFF	#000000	##000000
##57C7EC	1.00	1.95	10.79	10.79
#FFFFFF	1.95	1.00	21.00	21.00
#000000	10.79	21.00	1.00	1.00
##000000	10.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B2C3EE

Deuteranopia (green-blind)

#9DB3EC

Tritanopia (blue-blind)

#00D3D3

Achromatopsia (no color)

#BABABA

Design tokens & code

CSS

--color: #57c7ec;
/* rgb */ color: rgb(87, 199, 236);
/* oklch */ color: oklch(77.9% 0.114 223.0);

Tailwind

colors: {
  custom: {
    50: '#95d8f2',
    500: '#57c7ec',
    950: '#000000',
  },
}

SCSS

$custom: #57c7ec;
$custom-light: #95d8f2;
$custom-dark: #000000;

JSON

{
  "hex": "#57c7ec",
  "rgb": {
    "r": 87,
    "g": 199,
    "b": 236
  },
  "hsl": {
    "h": 194.899,
    "s": 79.679,
    "l": 63.333
  },
  "oklch": {
    "l": 0.77948,
    "c": 0.11359,
    "h": 223
  },
  "luminance": 0.48929
}

Semantic roles & 50–950 ramp

primary

#57C7EC

secondary

#EAC2B5

accent

#3E0ADC

background

#F9FDFE

surface

#F2FAFD

border

#CCD3D5

text

#0E1417

muted

#7E8385

Preview Lab

Preview with #57C7EC

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

Preview Lab → · Contrast checker → · Palette generator →