#376CB9#376CB9

#376CB9 is a mid, vivid blue. Relative luminance 0.150; OKLCH L 53.4% C 0.134 H 257.9°. Best body text is #FFFFFF at 5.24:1 contrast (WCAG AA passes).

Color values

HEX	#376CB9
RGB	rgb(55, 108, 185)
HSL	hsl(216, 54%, 47%)
HSV	hsv(216, 70%, 73%)
CMYK	cmyk(70.3%, 41.6%, 0%, 27.5%)
CIE-LAB	lab(45.69, 8.40, -45.82)
CIE-LCH	lch(45.69, 46.59, 280.39°)
OKLab	oklab(53.41% -0.028 -0.1308)
OKLCH	oklch(53.41% 0.134 257.9)
XYZ	xyz(15.6919, 15.0385, 47.9653)
Luminance	0.1504 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#376CB9 #B98437

analogous

#37ADB9 #376CB9 #4337B9

triadic

#376CB9 #B9376C #6CB937

tetradic

#376CB9 #B937AD #B98437 #37B943

square

#376CB9 #B937AD #B98437 #37B943

split-complementary

#376CB9 #B94337 #ADB937

monochromatic

#1B355B #29508A #376CB9 #5E8CCF #8DAEDD

Accessibility & contrast

On white

5.24

#376CB9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.01

#376CB9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #376CB9

5.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##376CB9	#FFFFFF	#000000	##FFFFFF
##376CB9	1.00	5.24	4.01	5.24
#FFFFFF	5.24	1.00	21.00	1.00
#000000	4.01	21.00	1.00	21.00
##FFFFFF	5.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4873BC

Deuteranopia (green-blind)

#3267B7

Tritanopia (blue-blind)

#007E89

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #376cb9;
/* rgb */ color: rgb(55, 108, 185);
/* oklch */ color: oklch(53.4% 0.134 257.9);

Tailwind

colors: {
  custom: {
    50: '#7d95ce',
    500: '#376cb9',
    950: '#000000',
  },
}

SCSS

$custom: #376cb9;
$custom-light: #7d95ce;
$custom-dark: #000000;

JSON

{
  "hex": "#376cb9",
  "rgb": {
    "r": 55,
    "g": 108,
    "b": 185
  },
  "hsl": {
    "h": 215.538,
    "s": 54.167,
    "l": 47.059
  },
  "oklch": {
    "l": 0.53413,
    "c": 0.13377,
    "h": 257.9
  },
  "luminance": 0.1504
}

Semantic roles & 50–950 ramp

primary

#376CB9

secondary

#C8AC84

accent

#A14ADE

background

#F8F9FC

surface

#EFF1F9

border

#CACBD2

text

#0B0D14

muted

#7C7E82

Preview Lab

Preview with #376CB9

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

Preview Lab → · Contrast checker → · Palette generator →