#376CB7#376CB7

#376CB7 is a mid, vivid blue. Relative luminance 0.150; OKLCH L 53.3% C 0.131 H 257.5°. Best body text is #FFFFFF at 5.26:1 contrast (WCAG AA passes).

Color values

HEX	#376CB7
RGB	rgb(55, 108, 183)
HSL	hsl(215, 54%, 47%)
HSV	hsv(215, 70%, 72%)
CMYK	cmyk(69.9%, 41%, 0%, 28.2%)
CIE-LAB	lab(45.57, 7.67, -44.84)
CIE-LCH	lch(45.57, 45.49, 279.71°)
OKLab	oklab(53.29% -0.0285 -0.1279)
OKLCH	oklch(53.29% 0.131 257.5)
XYZ	xyz(15.4823, 14.9546, 46.8612)
Luminance	0.1496 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#376CB7 #B78237

analogous

#37ACB7 #376CB7 #4237B7

triadic

#376CB7 #B7376C #6CB737

tetradic

#376CB7 #B737AC #B78237 #37B742

square

#376CB7 #B737AC #B78237 #37B742

split-complementary

#376CB7 #B74237 #ACB737

monochromatic

#1B3459 #295088 #376CB7 #5D8CCE #8CADDC

Accessibility & contrast

On white

5.26

#376CB7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.99

#376CB7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #376CB7

5.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##376CB7	#FFFFFF	#000000	##FFFFFF
##376CB7	1.00	5.26	3.99	5.26
#FFFFFF	5.26	1.00	21.00	1.00
#000000	3.99	21.00	1.00	21.00
##FFFFFF	5.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4972BA

Deuteranopia (green-blind)

#3566B5

Tritanopia (blue-blind)

#007D88

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #376cb7;
/* rgb */ color: rgb(55, 108, 183);
/* oklch */ color: oklch(53.3% 0.131 257.5);

Tailwind

colors: {
  custom: {
    50: '#7d95cd',
    500: '#376cb7',
    950: '#000000',
  },
}

SCSS

$custom: #376cb7;
$custom-light: #7d95cd;
$custom-dark: #000000;

JSON

{
  "hex": "#376cb7",
  "rgb": {
    "r": 55,
    "g": 108,
    "b": 183
  },
  "hsl": {
    "h": 215.156,
    "s": 53.782,
    "l": 46.667
  },
  "oklch": {
    "l": 0.53287,
    "c": 0.13106,
    "h": 257.5
  },
  "luminance": 0.14956
}

Semantic roles & 50–950 ramp

primary

#376CB7

secondary

#C7AB83

accent

#A04BDD

background

#F8F9FC

surface

#EFF1F9

border

#CACBD2

text

#0B0D13

muted

#7C7E82

Preview Lab

Preview with #376CB7

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

Preview Lab → · Contrast checker → · Palette generator →