#376AB8#376AB8

#376AB8 is a mid, vivid blue. Relative luminance 0.146; OKLCH L 52.9% C 0.135 H 258.7°. Best body text is #FFFFFF at 5.36:1 contrast (WCAG AA passes).

Color values

HEX	#376AB8
RGB	rgb(55, 106, 184)
HSL	hsl(216, 54%, 47%)
HSV	hsv(216, 70%, 72%)
CMYK	cmyk(70.1%, 42.4%, 0%, 27.8%)
CIE-LAB	lab(45.05, 9.30, -46.25)
CIE-LCH	lch(45.05, 47.18, 281.36°)
OKLab	oklab(52.9% -0.0263 -0.1321)
OKLCH	oklch(52.9% 0.135 258.7)
XYZ	xyz(15.3782, 14.5794, 47.3418)
Luminance	0.1458 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#376AB8 #B88537

analogous

#37ABB8 #376AB8 #4537B8

triadic

#376AB8 #B8376A #6AB837

tetradic

#376AB8 #B837AB #B88537 #37B845

square

#376AB8 #B837AB #B88537 #37B845

split-complementary

#376AB8 #B84537 #ABB837

monochromatic

#1B345A #294F89 #376AB8 #5D8ACF #8DACDD

Accessibility & contrast

On white

5.36

#376AB8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.92

#376AB8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #376AB8

5.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##376AB8	#FFFFFF	#000000	##FFFFFF
##376AB8	1.00	5.36	3.92	5.36
#FFFFFF	5.36	1.00	21.00	1.00
#000000	3.92	21.00	1.00	21.00
##FFFFFF	5.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4571BB

Deuteranopia (green-blind)

#2F65B6

Tritanopia (blue-blind)

#007C88

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #376ab8;
/* rgb */ color: rgb(55, 106, 184);
/* oklch */ color: oklch(52.9% 0.135 258.7);

Tailwind

colors: {
  custom: {
    50: '#7d94ce',
    500: '#376ab8',
    950: '#000000',
  },
}

SCSS

$custom: #376ab8;
$custom-light: #7d94ce;
$custom-dark: #000000;

JSON

{
  "hex": "#376ab8",
  "rgb": {
    "r": 55,
    "g": 106,
    "b": 184
  },
  "hsl": {
    "h": 216.279,
    "s": 53.975,
    "l": 46.863
  },
  "oklch": {
    "l": 0.52903,
    "c": 0.1347,
    "h": 258.7
  },
  "luminance": 0.14581
}

Semantic roles & 50–950 ramp

primary

#376AB8

secondary

#C7AC84

accent

#A34ADD

background

#F8F9FC

surface

#EFF1F9

border

#CACBD2

text

#0B0D13

muted

#7C7E82

Preview Lab

Preview with #376AB8

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

Preview Lab → · Contrast checker → · Palette generator →