#57C7ED#57C7ED

#57C7ED is a light, moderate cyan. Relative luminance 0.490; OKLCH L 78.0% C 0.114 H 223.6°. Best body text is #000000 at 10.80:1 contrast (WCAG AA passes).

Color values

HEX	#57C7ED
RGB	rgb(87, 199, 237)
HSL	hsl(195, 81%, 64%)
HSV	hsv(195, 63%, 93%)
CMYK	cmyk(63.3%, 16%, 0%, 7.1%)
CIE-LAB	lab(75.44, -20.59, -28.26)
CIE-LCH	lch(75.44, 34.97, 233.92°)
OKLab	oklab(77.99% -0.0827 -0.0788)
OKLCH	oklch(77.99% 0.114 223.6)
XYZ	xyz(39.6338, 48.9834, 87.4703)
Luminance	0.4899 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57C7ED #ED7D57

analogous

#57EDC8 #57C7ED #577CED

triadic

#57C7ED #ED57C7 #C7ED57

tetradic

#57C7ED #C857ED #ED7D57 #7CED57

square

#57C7ED #C857ED #ED7D57 #7CED57

split-complementary

#57C7ED #ED577C #EDC857

monochromatic

#148DB6 #20B5E7 #57C7ED #8ED9F3 #C6ECF9

Accessibility & contrast

On white

1.94

#57C7ED on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.80

#57C7ED on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57C7ED

10.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57C7ED	#FFFFFF	#000000	##000000
##57C7ED	1.00	1.94	10.80	10.80
#FFFFFF	1.94	1.00	21.00	21.00
#000000	10.80	21.00	1.00	1.00
##000000	10.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B1C3EF

Deuteranopia (green-blind)

#9CB3ED

Tritanopia (blue-blind)

#00D3D3

Achromatopsia (no color)

#BABABA

Design tokens & code

CSS

--color: #57c7ed;
/* rgb */ color: rgb(87, 199, 237);
/* oklch */ color: oklch(78.0% 0.114 223.6);

Tailwind

colors: {
  custom: {
    50: '#95d8f3',
    500: '#57c7ed',
    950: '#000000',
  },
}

SCSS

$custom: #57c7ed;
$custom-light: #95d8f3;
$custom-dark: #000000;

JSON

{
  "hex": "#57c7ed",
  "rgb": {
    "r": 87,
    "g": 199,
    "b": 237
  },
  "hsl": {
    "h": 195.2,
    "s": 80.645,
    "l": 63.529
  },
  "oklch": {
    "l": 0.77989,
    "c": 0.11426,
    "h": 223.6
  },
  "luminance": 0.48988
}

Semantic roles & 50–950 ramp

primary

#57C7ED

secondary

#EAC3B5

accent

#3E09DD

background

#F9FDFE

surface

#F2FAFD

border

#CCD3D5

text

#0F1417

muted

#7E8385

Preview Lab

Preview with #57C7ED

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

Preview Lab → · Contrast checker → · Palette generator →