#57C3F0#57C3F0

#57C3F0 is a light, moderate cyan. Relative luminance 0.473; OKLCH L 77.2% C 0.117 H 228.6°. Best body text is #000000 at 10.47:1 contrast (WCAG AA passes).

Color values

HEX	#57C3F0
RGB	rgb(87, 195, 240)
HSL	hsl(198, 84%, 64%)
HSV	hsv(198, 64%, 94%)
CMYK	cmyk(63.7%, 18.8%, 0%, 5.9%)
CIE-LAB	lab(74.41, -17.62, -31.47)
CIE-LCH	lch(74.41, 36.06, 240.76°)
OKLab	oklab(77.2% -0.0776 -0.088)
OKLCH	oklch(77.2% 0.117 228.6)
XYZ	xyz(39.1676, 47.3436, 89.4952)
Luminance	0.4735 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57C3F0 #F08457

analogous

#57F0D1 #57C3F0 #5777F0

triadic

#57C3F0 #F057C3 #C3F057

tetradic

#57C3F0 #D157F0 #F08457 #77F057

square

#57C3F0 #D157F0 #F08457 #77F057

split-complementary

#57C3F0 #F05777 #F0D157

monochromatic

#118ABC #1FAFEB #57C3F0 #8FD7F5 #C7EBFA

Accessibility & contrast

On white

2.01

#57C3F0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.47

#57C3F0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57C3F0

10.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57C3F0	#FFFFFF	#000000	##000000
##57C3F0	1.00	2.01	10.47	10.47
#FFFFFF	2.01	1.00	21.00	21.00
#000000	10.47	21.00	1.00	1.00
##000000	10.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ACC0F2

Deuteranopia (green-blind)

#96B0EF

Tritanopia (blue-blind)

#00D0D2

Achromatopsia (no color)

#B7B7B7

Design tokens & code

CSS

--color: #57c3f0;
/* rgb */ color: rgb(87, 195, 240);
/* oklch */ color: oklch(77.2% 0.117 228.6);

Tailwind

colors: {
  custom: {
    50: '#95d5f5',
    500: '#57c3f0',
    950: '#000000',
  },
}

SCSS

$custom: #57c3f0;
$custom-light: #95d5f5;
$custom-dark: #000000;

JSON

{
  "hex": "#57c3f0",
  "rgb": {
    "r": 87,
    "g": 195,
    "b": 240
  },
  "hsl": {
    "h": 197.647,
    "s": 83.607,
    "l": 64.118
  },
  "oklch": {
    "l": 0.77201,
    "c": 0.11729,
    "h": 228.6
  },
  "luminance": 0.47348
}

Semantic roles & 50–950 ramp

primary

#57C3F0

secondary

#ECC6B7

accent

#4605E0

background

#F9FDFE

surface

#F2FAFD

border

#CCD3D5

text

#0F1417

muted

#7E8385

Preview Lab

Preview with #57C3F0

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

Preview Lab → · Contrast checker → · Palette generator →