#379BDA#379BDA

#379BDA is a light, vivid cyan. Relative luminance 0.293; OKLCH L 66.0% C 0.130 H 240.9°. Best body text is #000000 at 6.86:1 contrast (WCAG AA passes).

Color values

HEX	#379BDA
RGB	rgb(55, 155, 218)
HSL	hsl(203, 69%, 54%)
HSV	hsv(203, 75%, 85%)
CMYK	cmyk(74.8%, 28.9%, 0%, 14.5%)
CIE-LAB	lab(61.06, -7.79, -40.25)
CIE-LCH	lch(61.06, 41.00, 259.05°)
OKLab	oklab(66.03% -0.0634 -0.1139)
OKLCH	oklch(66.03% 0.13 240.9)
XYZ	xyz(25.9468, 29.3138, 70.6067)
Luminance	0.2932 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#379BDA #DA7637

analogous

#37DAC7 #379BDA #3749DA

triadic

#379BDA #DA379B #9BDA37

tetradic

#379BDA #C737DA #DA7637 #49DA37

square

#379BDA #C737DA #DA7637 #49DA37

split-complementary

#379BDA #DA3749 #DAC737

monochromatic

#18577F #217AB3 #379BDA #6BB5E4 #9ECFED

Accessibility & contrast

On white

3.06

#379BDA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.86

#379BDA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #379BDA

6.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##379BDA	#FFFFFF	#000000	##000000
##379BDA	1.00	3.06	6.86	6.86
#FFFFFF	3.06	1.00	21.00	21.00
#000000	6.86	21.00	1.00	1.00
##000000	6.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7E9CDD

Deuteranopia (green-blind)

#678DD9

Tritanopia (blue-blind)

#00ABB1

Achromatopsia (no color)

#939393

Design tokens & code

CSS

--color: #379bda;
/* rgb */ color: rgb(55, 155, 218);
/* oklch */ color: oklch(66.0% 0.130 240.9);

Tailwind

colors: {
  custom: {
    50: '#84b8e5',
    500: '#379bda',
    950: '#000000',
  },
}

SCSS

$custom: #379bda;
$custom-light: #84b8e5;
$custom-dark: #000000;

JSON

{
  "hex": "#379bda",
  "rgb": {
    "r": 55,
    "g": 155,
    "b": 218
  },
  "hsl": {
    "h": 203.19,
    "s": 68.776,
    "l": 53.529
  },
  "oklch": {
    "l": 0.66028,
    "c": 0.13033,
    "h": 240.9
  },
  "luminance": 0.29317
}

Semantic roles & 50–950 ramp

primary

#379BDA

secondary

#D9AE93

accent

#803CEC

background

#F8FBFE

surface

#F0F6FC

border

#CBD0D5

text

#0C1116

muted

#7D8084

Preview Lab

Preview with #379BDA

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

Preview Lab → · Contrast checker → · Palette generator →