#376DD2#376DD2

#376DD2 is a mid, vivid blue. Relative luminance 0.164; OKLCH L 55.3% C 0.166 H 261.5°. Best body text is #FFFFFF at 4.91:1 contrast (WCAG AA passes).

Color values

HEX	#376DD2
RGB	rgb(55, 109, 210)
HSL	hsl(219, 63%, 52%)
HSV	hsv(219, 74%, 82%)
CMYK	cmyk(73.8%, 48.1%, 0%, 17.6%)
CIE-LAB	lab(47.50, 16.98, -57.31)
CIE-LCH	lch(47.50, 59.77, 286.50°)
OKLab	oklab(55.3% -0.0245 -0.1645)
OKLCH	oklch(55.3% 0.166 261.5)
XYZ	xyz(18.6729, 16.4006, 63.1418)
Luminance	0.1640 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#376DD2 #D29C37

analogous

#37BAD2 #376DD2 #4F37D2

triadic

#376DD2 #D2376D #6DD237

tetradic

#376DD2 #D237BA #D29C37 #37D24F

square

#376DD2 #D237BA #D29C37 #37D24F

split-complementary

#376DD2 #D24F37 #BAD237

monochromatic

#1A3A74 #2552A6 #376DD2 #6991DD #9BB6E8

Accessibility & contrast

On white

4.91

#376DD2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.28

#376DD2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #376DD2

4.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##376DD2	#FFFFFF	#000000	##FFFFFF
##376DD2	1.00	4.91	4.28	4.91
#FFFFFF	4.91	1.00	21.00	1.00
#000000	4.28	21.00	1.00	21.00
##FFFFFF	4.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3478D6

Deuteranopia (green-blind)

#006AD0

Tritanopia (blue-blind)

#008595

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #376dd2;
/* rgb */ color: rgb(55, 109, 210);
/* oklch */ color: oklch(55.3% 0.166 261.5);

Tailwind

colors: {
  custom: {
    50: '#8296e0',
    500: '#376dd2',
    950: '#000000',
  },
}

SCSS

$custom: #376dd2;
$custom-light: #8296e0;
$custom-dark: #000000;

JSON

{
  "hex": "#376dd2",
  "rgb": {
    "r": 55,
    "g": 109,
    "b": 210
  },
  "hsl": {
    "h": 219.097,
    "s": 63.265,
    "l": 51.961
  },
  "oklch": {
    "l": 0.553,
    "c": 0.16636,
    "h": 261.5
  },
  "luminance": 0.16403
}

Semantic roles & 50–950 ramp

primary

#376DD2

secondary

#D4BD90

accent

#AD41E6

background

#F8F9FD

surface

#F0F1FB

border

#CBCBD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #376DD2

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

Preview Lab → · Contrast checker → · Palette generator →