#379AD8#379AD8

#379AD8 is a light, vivid cyan. Relative luminance 0.289; OKLCH L 65.7% C 0.129 H 240.7°. Best body text is #000000 at 6.78:1 contrast (WCAG AA passes).

Color values

HEX	#379AD8
RGB	rgb(55, 154, 216)
HSL	hsl(203, 67%, 53%)
HSV	hsv(203, 75%, 85%)
CMYK	cmyk(74.5%, 28.7%, 0%, 15.3%)
CIE-LAB	lab(60.67, -7.92, -39.74)
CIE-LCH	lch(60.67, 40.52, 258.73°)
OKLab	oklab(65.69% -0.0631 -0.1124)
OKLCH	oklch(65.69% 0.129 240.7)
XYZ	xyz(25.5210, 28.8783, 69.1815)
Luminance	0.2888 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#379AD8 #D87537

analogous

#37D8C6 #379AD8 #3749D8

triadic

#379AD8 #D8379A #9AD837

tetradic

#379AD8 #C637D8 #D87537 #49D837

square

#379AD8 #C637D8 #D87537 #49D837

split-complementary

#379AD8 #D83749 #D8C637

monochromatic

#18567C #2279B0 #379AD8 #6AB4E2 #9DCEEC

Accessibility & contrast

On white

3.10

#379AD8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.78

#379AD8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #379AD8

6.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##379AD8	#FFFFFF	#000000	##000000
##379AD8	1.00	3.10	6.78	6.78
#FFFFFF	3.10	1.00	21.00	21.00
#000000	6.78	21.00	1.00	1.00
##000000	6.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7D9BDB

Deuteranopia (green-blind)

#678CD7

Tritanopia (blue-blind)

#00A9B0

Achromatopsia (no color)

#929292

Design tokens & code

CSS

--color: #379ad8;
/* rgb */ color: rgb(55, 154, 216);
/* oklch */ color: oklch(65.7% 0.129 240.7);

Tailwind

colors: {
  custom: {
    50: '#83b7e4',
    500: '#379ad8',
    950: '#000000',
  },
}

SCSS

$custom: #379ad8;
$custom-light: #83b7e4;
$custom-dark: #000000;

JSON

{
  "hex": "#379ad8",
  "rgb": {
    "r": 55,
    "g": 154,
    "b": 216
  },
  "hsl": {
    "h": 203.106,
    "s": 67.364,
    "l": 53.137
  },
  "oklch": {
    "l": 0.65694,
    "c": 0.12891,
    "h": 240.7
  },
  "luminance": 0.28881
}

Semantic roles & 50–950 ramp

primary

#379AD8

secondary

#D8AD93

accent

#803EEA

background

#F8FBFE

surface

#F0F6FC

border

#CBD0D5

text

#0C1115

muted

#7D8084

Preview Lab

Preview with #379AD8

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

Preview Lab → · Contrast checker → · Palette generator →