#376BB7#376BB7

#376BB7 is a mid, vivid blue. Relative luminance 0.147; OKLCH L 53.1% C 0.132 H 258.0°. Best body text is #FFFFFF at 5.32:1 contrast (WCAG AA passes).

Color values

HEX	#376BB7
RGB	rgb(55, 107, 183)
HSL	hsl(216, 54%, 47%)
HSV	hsv(216, 70%, 72%)
CMYK	cmyk(69.9%, 41.5%, 0%, 28.2%)
CIE-LAB	lab(45.28, 8.30, -45.30)
CIE-LCH	lch(45.28, 46.06, 280.38°)
OKLab	oklab(53.06% -0.0275 -0.1293)
OKLCH	oklch(53.06% 0.132 258)
XYZ	xyz(15.3774, 14.7449, 46.8262)
Luminance	0.1475 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#376BB7 #B78337

analogous

#37ABB7 #376BB7 #4337B7

triadic

#376BB7 #B7376B #6BB737

tetradic

#376BB7 #B737AB #B78337 #37B743

square

#376BB7 #B737AB #B78337 #37B743

split-complementary

#376BB7 #B74337 #ABB737

monochromatic

#1B3459 #294F88 #376BB7 #5D8BCE #8CADDC

Accessibility & contrast

On white

5.32

#376BB7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.95

#376BB7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #376BB7

5.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##376BB7	#FFFFFF	#000000	##FFFFFF
##376BB7	1.00	5.32	3.95	5.32
#FFFFFF	5.32	1.00	21.00	1.00
#000000	3.95	21.00	1.00	21.00
##FFFFFF	5.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4772BA

Deuteranopia (green-blind)

#3366B5

Tritanopia (blue-blind)

#007D88

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #376bb7;
/* rgb */ color: rgb(55, 107, 183);
/* oklch */ color: oklch(53.1% 0.132 258.0);

Tailwind

colors: {
  custom: {
    50: '#7d94cd',
    500: '#376bb7',
    950: '#000000',
  },
}

SCSS

$custom: #376bb7;
$custom-light: #7d94cd;
$custom-dark: #000000;

JSON

{
  "hex": "#376bb7",
  "rgb": {
    "r": 55,
    "g": 107,
    "b": 183
  },
  "hsl": {
    "h": 215.625,
    "s": 53.782,
    "l": 46.667
  },
  "oklch": {
    "l": 0.53063,
    "c": 0.13219,
    "h": 258
  },
  "luminance": 0.14747
}

Semantic roles & 50–950 ramp

primary

#376BB7

secondary

#C7AB83

accent

#A24BDD

background

#F8F9FC

surface

#EFF1F9

border

#CACBD2

text

#0B0D13

muted

#7C7E82

Preview Lab

Preview with #376BB7

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

Preview Lab → · Contrast checker → · Palette generator →