#376BD8#376BD8

#376BD8 is a mid, vivid blue. Relative luminance 0.163; OKLCH L 55.3% C 0.177 H 262.8°. Best body text is #FFFFFF at 4.93:1 contrast (WCAG AA passes).

Color values

HEX	#376BD8
RGB	rgb(55, 107, 216)
HSL	hsl(221, 67%, 53%)
HSV	hsv(221, 75%, 85%)
CMYK	cmyk(74.5%, 50.5%, 0%, 15.3%)
CIE-LAB	lab(47.34, 20.46, -60.97)
CIE-LCH	lch(47.34, 64.31, 288.55°)
OKLab	oklab(55.31% -0.0221 -0.1754)
OKLCH	oklch(55.31% 0.177 262.8)
XYZ	xyz(19.2235, 16.2833, 67.0823)
Luminance	0.1628 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#376BD8 #D8A437

analogous

#37BBD8 #376BD8 #5337D8

triadic

#376BD8 #D8376B #6BD837

tetradic

#376BD8 #D837BB #D8A437 #37D853

square

#376BD8 #D837BB #D8A437 #37D853

split-complementary

#376BD8 #D85337 #BBD837

monochromatic

#18397C #2250B0 #376BD8 #6A91E2 #9DB7EC

Accessibility & contrast

On white

4.93

#376BD8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.26

#376BD8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #376BD8

4.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##376BD8	#FFFFFF	#000000	##FFFFFF
##376BD8	1.00	4.93	4.26	4.93
#FFFFFF	4.93	1.00	21.00	1.00
#000000	4.26	21.00	1.00	21.00
##FFFFFF	4.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2778DC

Deuteranopia (green-blind)

#0069D6

Tritanopia (blue-blind)

#008597

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #376bd8;
/* rgb */ color: rgb(55, 107, 216);
/* oklch */ color: oklch(55.3% 0.177 262.8);

Tailwind

colors: {
  custom: {
    50: '#8394e5',
    500: '#376bd8',
    950: '#000000',
  },
}

SCSS

$custom: #376bd8;
$custom-light: #8394e5;
$custom-dark: #000000;

JSON

{
  "hex": "#376bd8",
  "rgb": {
    "r": 55,
    "g": 107,
    "b": 216
  },
  "hsl": {
    "h": 220.621,
    "s": 67.364,
    "l": 53.137
  },
  "oklch": {
    "l": 0.5531,
    "c": 0.17675,
    "h": 262.8
  },
  "luminance": 0.16285
}

Semantic roles & 50–950 ramp

primary

#376BD8

secondary

#D8C293

accent

#B23EEA

background

#F8F9FE

surface

#F0F1FC

border

#CBCBD5

text

#0C0D16

muted

#7D7E84

Preview Lab

Preview with #376BD8

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

Preview Lab → · Contrast checker → · Palette generator →