#376AB9#376AB9

#376AB9 is a mid, vivid blue. Relative luminance 0.146; OKLCH L 53.0% C 0.136 H 258.9°. Best body text is #FFFFFF at 5.35:1 contrast (WCAG AA passes).

Color values

HEX	#376AB9
RGB	rgb(55, 106, 185)
HSL	hsl(216, 54%, 47%)
HSV	hsv(216, 70%, 73%)
CMYK	cmyk(70.3%, 42.7%, 0%, 27.5%)
CIE-LAB	lab(45.11, 9.66, -46.74)
CIE-LCH	lch(45.11, 47.73, 281.68°)
OKLab	oklab(52.97% -0.0261 -0.1335)
OKLCH	oklch(52.97% 0.136 258.9)
XYZ	xyz(15.4834, 14.6215, 47.8958)
Luminance	0.1462 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#376AB9 #B98637

analogous

#37ABB9 #376AB9 #4537B9

triadic

#376AB9 #B9376A #6AB937

tetradic

#376AB9 #B937AB #B98637 #37B945

square

#376AB9 #B937AB #B98637 #37B945

split-complementary

#376AB9 #B94537 #ABB937

monochromatic

#1B345B #294F8A #376AB9 #5E8ACF #8DADDD

Accessibility & contrast

On white

5.35

#376AB9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.92

#376AB9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #376AB9

5.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##376AB9	#FFFFFF	#000000	##FFFFFF
##376AB9	1.00	5.35	3.92	5.35
#FFFFFF	5.35	1.00	21.00	1.00
#000000	3.92	21.00	1.00	21.00
##FFFFFF	5.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4471BC

Deuteranopia (green-blind)

#2E65B7

Tritanopia (blue-blind)

#007C88

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #376ab9;
/* rgb */ color: rgb(55, 106, 185);
/* oklch */ color: oklch(53.0% 0.136 258.9);

Tailwind

colors: {
  custom: {
    50: '#7d94ce',
    500: '#376ab9',
    950: '#000000',
  },
}

SCSS

$custom: #376ab9;
$custom-light: #7d94ce;
$custom-dark: #000000;

JSON

{
  "hex": "#376ab9",
  "rgb": {
    "r": 55,
    "g": 106,
    "b": 185
  },
  "hsl": {
    "h": 216.462,
    "s": 54.167,
    "l": 47.059
  },
  "oklch": {
    "l": 0.52968,
    "c": 0.13606,
    "h": 258.9
  },
  "luminance": 0.14623
}

Semantic roles & 50–950 ramp

primary

#376AB9

secondary

#C8AD84

accent

#A44ADE

background

#F8F9FC

surface

#EFF1F9

border

#CACBD2

text

#0B0D14

muted

#7C7E82

Preview Lab

Preview with #376AB9

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

Preview Lab → · Contrast checker → · Palette generator →