#376CB5#376CB5

#376CB5 is a mid, vivid cyan. Relative luminance 0.149; OKLCH L 53.2% C 0.128 H 257.0°. Best body text is #FFFFFF at 5.28:1 contrast (WCAG AA passes).

Color values

HEX	#376CB5
RGB	rgb(55, 108, 181)
HSL	hsl(215, 53%, 46%)
HSV	hsv(215, 70%, 71%)
CMYK	cmyk(69.6%, 40.3%, 0%, 29%)
CIE-LAB	lab(45.46, 6.94, -43.86)
CIE-LCH	lch(45.46, 44.41, 278.99°)
OKLab	oklab(53.16% -0.0289 -0.125)
OKLCH	oklch(53.16% 0.128 257)
XYZ	xyz(15.2756, 14.8720, 45.7726)
Luminance	0.1487 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#376CB5 #B58037

analogous

#37ABB5 #376CB5 #4137B5

triadic

#376CB5 #B5376C #6CB537

tetradic

#376CB5 #B537AB #B58037 #37B541

square

#376CB5 #B537AB #B58037 #37B541

split-complementary

#376CB5 #B54137 #ABB537

monochromatic

#1A3457 #295086 #376CB5 #5C8CCD #8BADDC

Accessibility & contrast

On white

5.28

#376CB5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.97

#376CB5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #376CB5

5.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##376CB5	#FFFFFF	#000000	##FFFFFF
##376CB5	1.00	5.28	3.97	5.28
#FFFFFF	5.28	1.00	21.00	1.00
#000000	3.97	21.00	1.00	21.00
##FFFFFF	5.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A72B8

Deuteranopia (green-blind)

#3766B4

Tritanopia (blue-blind)

#007D88

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #376cb5;
/* rgb */ color: rgb(55, 108, 181);
/* oklch */ color: oklch(53.2% 0.128 257.0);

Tailwind

colors: {
  custom: {
    50: '#7c95cb',
    500: '#376cb5',
    950: '#000000',
  },
}

SCSS

$custom: #376cb5;
$custom-light: #7c95cb;
$custom-dark: #000000;

JSON

{
  "hex": "#376cb5",
  "rgb": {
    "r": 55,
    "g": 108,
    "b": 181
  },
  "hsl": {
    "h": 214.762,
    "s": 53.39,
    "l": 46.275
  },
  "oklch": {
    "l": 0.53162,
    "c": 0.12835,
    "h": 257
  },
  "luminance": 0.14874
}

Semantic roles & 50–950 ramp

primary

#376CB5

secondary

#C6A982

accent

#9F4BDD

background

#F8F9FC

surface

#EFF1F8

border

#CACBD1

text

#0B0D13

muted

#7C7E82

Preview Lab

Preview with #376CB5

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

Preview Lab → · Contrast checker → · Palette generator →