#57C8EC#57C8EC

#57C8EC is a light, moderate cyan. Relative luminance 0.494; OKLCH L 78.2% C 0.113 H 222.2°. Best body text is #000000 at 10.88:1 contrast (WCAG AA passes).

Color values

HEX	#57C8EC
RGB	rgb(87, 200, 236)
HSL	hsl(194, 80%, 63%)
HSV	hsv(194, 63%, 93%)
CMYK	cmyk(63.1%, 15.3%, 0%, 7.5%)
CIE-LAB	lab(75.69, -21.41, -27.34)
CIE-LCH	lch(75.69, 34.73, 231.94°)
OKLab	oklab(78.18% -0.0841 -0.0762)
OKLCH	oklch(78.18% 0.113 222.2)
XYZ	xyz(39.7190, 49.3868, 86.7800)
Luminance	0.4939 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57C8EC #EC7B57

analogous

#57ECC6 #57C8EC #577DEC

triadic

#57C8EC #EC57C8 #C8EC57

tetradic

#57C8EC #C657EC #EC7B57 #7DEC57

square

#57C8EC #C657EC #EC7B57 #7DEC57

split-complementary

#57C8EC #EC577D #ECC657

monochromatic

#148EB4 #20B6E6 #57C8EC #8EDAF2 #C5ECF8

Accessibility & contrast

On white

1.93

#57C8EC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.88

#57C8EC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57C8EC

10.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57C8EC	#FFFFFF	#000000	##000000
##57C8EC	1.00	1.93	10.88	10.88
#FFFFFF	1.93	1.00	21.00	21.00
#000000	10.88	21.00	1.00	1.00
##000000	10.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B3C3EE

Deuteranopia (green-blind)

#9EB4EC

Tritanopia (blue-blind)

#00D3D3

Achromatopsia (no color)

#BABABA

Design tokens & code

CSS

--color: #57c8ec;
/* rgb */ color: rgb(87, 200, 236);
/* oklch */ color: oklch(78.2% 0.113 222.2);

Tailwind

colors: {
  custom: {
    50: '#95d8f2',
    500: '#57c8ec',
    950: '#000000',
  },
}

SCSS

$custom: #57c8ec;
$custom-light: #95d8f2;
$custom-dark: #000000;

JSON

{
  "hex": "#57c8ec",
  "rgb": {
    "r": 87,
    "g": 200,
    "b": 236
  },
  "hsl": {
    "h": 194.497,
    "s": 79.679,
    "l": 63.333
  },
  "oklch": {
    "l": 0.78177,
    "c": 0.11349,
    "h": 222.2
  },
  "luminance": 0.49391
}

Semantic roles & 50–950 ramp

primary

#57C8EC

secondary

#EAC2B5

accent

#3C0ADC

background

#F9FDFE

surface

#F2FAFD

border

#CCD3D5

text

#0F1417

muted

#7E8385

Preview Lab

Preview with #57C8EC

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

Preview Lab → · Contrast checker → · Palette generator →