#56B3EF#56B3EF

#56B3EF is a light, vivid cyan. Relative luminance 0.405; OKLCH L 73.5% C 0.124 H 239.8°. Best body text is #000000 at 9.09:1 contrast (WCAG AA passes).

Color values

HEX	#56B3EF
RGB	rgb(86, 179, 239)
HSL	hsl(204, 83%, 64%)
HSV	hsv(204, 64%, 94%)
CMYK	cmyk(64%, 25.1%, 0%, 6.3%)
CIE-LAB	lab(69.79, -9.58, -38.09)
CIE-LCH	lch(69.79, 39.28, 255.88°)
OKLab	oklab(73.5% -0.0623 -0.1071)
OKLCH	oklch(73.5% 0.124 239.8)
XYZ	xyz(35.5319, 40.4470, 87.5791)
Luminance	0.4045 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#56B3EF #EF9256

analogous

#56EFDE #56B3EF #5666EF

triadic

#56B3EF #EF56B3 #B3EF56

tetradic

#56B3EF #DE56EF #EF9256 #66EF56

square

#56B3EF #DE56EF #EF9256 #66EF56

split-complementary

#56B3EF #EF5666 #EFDE56

monochromatic

#1277B9 #1E9AEA #56B3EF #8ECCF4 #C6E5FA

Accessibility & contrast

On white

2.31

#56B3EF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.09

#56B3EF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #56B3EF

9.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##56B3EF	#FFFFFF	#000000	##000000
##56B3EF	1.00	2.31	9.09	9.09
#FFFFFF	2.31	1.00	21.00	21.00
#000000	9.09	21.00	1.00	1.00
##000000	9.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#98B3F2

Deuteranopia (green-blind)

#83A4EE

Tritanopia (blue-blind)

#00C2C8

Achromatopsia (no color)

#AAAAAA

Design tokens & code

CSS

--color: #56b3ef;
/* rgb */ color: rgb(86, 179, 239);
/* oklch */ color: oklch(73.5% 0.124 239.8);

Tailwind

colors: {
  custom: {
    50: '#94c9f4',
    500: '#56b3ef',
    950: '#000000',
  },
}

SCSS

$custom: #56b3ef;
$custom-light: #94c9f4;
$custom-dark: #000000;

JSON

{
  "hex": "#56b3ef",
  "rgb": {
    "r": 86,
    "g": 179,
    "b": 239
  },
  "hsl": {
    "h": 203.529,
    "s": 82.703,
    "l": 63.725
  },
  "oklch": {
    "l": 0.73503,
    "c": 0.12393,
    "h": 239.8
  },
  "luminance": 0.40451
}

Semantic roles & 50–950 ramp

primary

#56B3EF

secondary

#EBCBB5

accent

#5B06DF

background

#F9FCFE

surface

#F2F8FD

border

#CCD1D5

text

#0E1317

muted

#7E8285

Preview Lab

Preview with #56B3EF

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

Preview Lab → · Contrast checker → · Palette generator →