#376ED9#376ED9

#376ED9 is a mid, vivid blue. Relative luminance 0.170; OKLCH L 56.0% C 0.175 H 262.0°. Best body text is #FFFFFF at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#376ED9
RGB	rgb(55, 110, 217)
HSL	hsl(220, 68%, 53%)
HSV	hsv(220, 75%, 85%)
CMYK	cmyk(74.7%, 49.3%, 0%, 14.9%)
CIE-LAB	lab(48.22, 18.93, -60.11)
CIE-LCH	lch(48.22, 63.02, 287.48°)
OKLab	oklab(56% -0.0243 -0.1728)
OKLCH	oklch(56% 0.175 262)
XYZ	xyz(19.6714, 16.9716, 67.8713)
Luminance	0.1697 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#376ED9 #D9A237

analogous

#37BFD9 #376ED9 #5137D9

triadic

#376ED9 #D9376E #6ED937

tetradic

#376ED9 #D937BF #D9A237 #37D951

square

#376ED9 #D937BF #D9A237 #37D951

split-complementary

#376ED9 #D95137 #BFD937

monochromatic

#183A7E #2252B1 #376ED9 #6A93E3 #9EB9ED

Accessibility & contrast

On white

4.78

#376ED9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.39

#376ED9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #376ED9

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##376ED9	#FFFFFF	#000000	##FFFFFF
##376ED9	1.00	4.78	4.39	4.78
#FFFFFF	4.78	1.00	21.00	1.00
#000000	4.39	21.00	1.00	21.00
##FFFFFF	4.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E7ADD

Deuteranopia (green-blind)

#006BD7

Tritanopia (blue-blind)

#008899

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #376ed9;
/* rgb */ color: rgb(55, 110, 217);
/* oklch */ color: oklch(56.0% 0.175 262.0);

Tailwind

colors: {
  custom: {
    50: '#8396e5',
    500: '#376ed9',
    950: '#000000',
  },
}

SCSS

$custom: #376ed9;
$custom-light: #8396e5;
$custom-dark: #000000;

JSON

{
  "hex": "#376ed9",
  "rgb": {
    "r": 55,
    "g": 110,
    "b": 217
  },
  "hsl": {
    "h": 219.63,
    "s": 68.067,
    "l": 53.333
  },
  "oklch": {
    "l": 0.56003,
    "c": 0.17451,
    "h": 262
  },
  "luminance": 0.16974
}

Semantic roles & 50–950 ramp

primary

#376ED9

secondary

#D9C193

accent

#B03DEB

background

#F8F9FE

surface

#F0F1FC

border

#CBCBD5

text

#0C0D16

muted

#7D7E84

Preview Lab

Preview with #376ED9

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

Preview Lab → · Contrast checker → · Palette generator →