#57CAE9#57CAE9

#57CAE9 is a light, moderate cyan. Relative luminance 0.501; OKLCH L 78.5% C 0.112 H 218.6°. Best body text is #000000 at 11.03:1 contrast (WCAG AA passes).

Color values

HEX	#57CAE9
RGB	rgb(87, 202, 233)
HSL	hsl(193, 77%, 63%)
HSV	hsv(193, 63%, 91%)
CMYK	cmyk(62.7%, 13.3%, 0%, 8.6%)
CIE-LAB	lab(76.16, -23.32, -25.01)
CIE-LCH	lch(76.16, 34.19, 227.01°)
OKLab	oklab(78.52% -0.0873 -0.0696)
OKLCH	oklch(78.52% 0.112 218.6)
XYZ	xyz(39.7530, 50.1463, 84.6592)
Luminance	0.5015 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57CAE9 #E97657

analogous

#57E9BF #57CAE9 #5781E9

triadic

#57CAE9 #E957CA #CAE957

tetradic

#57CAE9 #BF57E9 #E97657 #81E957

square

#57CAE9 #BF57E9 #E97657 #81E957

split-complementary

#57CAE9 #E95781 #E9BF57

monochromatic

#178EAF #21B9E2 #57CAE9 #8DDBF0 #C3ECF7

Accessibility & contrast

On white

1.90

#57CAE9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.03

#57CAE9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57CAE9

11.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57CAE9	#FFFFFF	#000000	##000000
##57CAE9	1.00	1.90	11.03	11.03
#FFFFFF	1.90	1.00	21.00	21.00
#000000	11.03	21.00	1.00	1.00
##000000	11.03	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B6C5EB

Deuteranopia (green-blind)

#A1B5E9

Tritanopia (blue-blind)

#00D5D4

Achromatopsia (no color)

#BCBCBC

Design tokens & code

CSS

--color: #57cae9;
/* rgb */ color: rgb(87, 202, 233);
/* oklch */ color: oklch(78.5% 0.112 218.6);

Tailwind

colors: {
  custom: {
    50: '#95daf0',
    500: '#57cae9',
    950: '#000000',
  },
}

SCSS

$custom: #57cae9;
$custom-light: #95daf0;
$custom-dark: #000000;

JSON

{
  "hex": "#57cae9",
  "rgb": {
    "r": 87,
    "g": 202,
    "b": 233
  },
  "hsl": {
    "h": 192.74,
    "s": 76.842,
    "l": 62.745
  },
  "oklch": {
    "l": 0.78517,
    "c": 0.11162,
    "h": 218.6
  },
  "luminance": 0.5015
}

Semantic roles & 50–950 ramp

primary

#57CAE9

secondary

#AF4F35

accent

#380CD9

background

#FCFEFF

surface

#F5FBFE

border

#CFD4D6

text

#0E1416

muted

#7F8385

Preview Lab

Preview with #57CAE9

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

Preview Lab → · Contrast checker → · Palette generator →