#376CBC#376CBC

#376CBC is a mid, vivid blue. Relative luminance 0.152; OKLCH L 53.6% C 0.138 H 258.5°. Best body text is #FFFFFF at 5.21:1 contrast (WCAG AA passes).

Color values

HEX	#376CBC
RGB	rgb(55, 108, 188)
HSL	hsl(216, 55%, 48%)
HSV	hsv(216, 71%, 74%)
CMYK	cmyk(70.7%, 42.6%, 0%, 26.3%)
CIE-LAB	lab(45.86, 9.50, -47.28)
CIE-LCH	lch(45.86, 48.23, 281.36°)
OKLab	oklab(53.61% -0.0274 -0.1351)
OKLCH	oklch(53.61% 0.138 258.5)
XYZ	xyz(16.0119, 15.1665, 49.6508)
Luminance	0.1517 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#376CBC #BC8737

analogous

#37AFBC #376CBC #4437BC

triadic

#376CBC #BC376C #6CBC37

tetradic

#376CBC #BC37AF #BC8737 #37BC44

square

#376CBC #BC37AF #BC8737 #37BC44

split-complementary

#376CBC #BC4437 #AFBC37

monochromatic

#1B365D #29518D #376CBC #608DD0 #8FAFDE

Accessibility & contrast

On white

5.21

#376CBC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.03

#376CBC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #376CBC

5.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##376CBC	#FFFFFF	#000000	##FFFFFF
##376CBC	1.00	5.21	4.03	5.21
#FFFFFF	5.21	1.00	21.00	1.00
#000000	4.03	21.00	1.00	21.00
##FFFFFF	5.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4673BF

Deuteranopia (green-blind)

#2F67BA

Tritanopia (blue-blind)

#007F8B

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #376cbc;
/* rgb */ color: rgb(55, 108, 188);
/* oklch */ color: oklch(53.6% 0.138 258.5);

Tailwind

colors: {
  custom: {
    50: '#7e95d1',
    500: '#376cbc',
    950: '#000000',
  },
}

SCSS

$custom: #376cbc;
$custom-light: #7e95d1;
$custom-dark: #000000;

JSON

{
  "hex": "#376cbc",
  "rgb": {
    "r": 55,
    "g": 108,
    "b": 188
  },
  "hsl": {
    "h": 216.09,
    "s": 54.733,
    "l": 47.647
  },
  "oklch": {
    "l": 0.53605,
    "c": 0.13784,
    "h": 258.5
  },
  "luminance": 0.15168
}

Semantic roles & 50–950 ramp

primary

#376CBC

secondary

#C9AE86

accent

#A34ADE

background

#F8F9FC

surface

#EFF1F9

border

#CACBD2

text

#0B0D14

muted

#7C7E82

Preview Lab

Preview with #376CBC

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

Preview Lab → · Contrast checker → · Palette generator →