#376EB5#376EB5

#376EB5 is a mid, vivid cyan. Relative luminance 0.153; OKLCH L 53.6% C 0.126 H 255.8°. Best body text is #FFFFFF at 5.17:1 contrast (WCAG AA passes).

Color values

HEX	#376EB5
RGB	rgb(55, 110, 181)
HSL	hsl(214, 53%, 46%)
HSV	hsv(214, 70%, 71%)
CMYK	cmyk(69.6%, 39.2%, 0%, 29%)
CIE-LAB	lab(46.04, 5.69, -42.93)
CIE-LCH	lch(46.04, 43.31, 277.55°)
OKLab	oklab(53.62% -0.0309 -0.1223)
OKLCH	oklch(53.62% 0.126 255.8)
XYZ	xyz(15.4889, 15.2987, 45.8437)
Luminance	0.1530 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#376EB5 #B57E37

analogous

#37ADB5 #376EB5 #3F37B5

triadic

#376EB5 #B5376E #6EB537

tetradic

#376EB5 #B537AD #B57E37 #37B53F

square

#376EB5 #B537AD #B57E37 #37B53F

split-complementary

#376EB5 #B53F37 #ADB537

monochromatic

#1A3557 #295186 #376EB5 #5C8DCD #8BAEDC

Accessibility & contrast

On white

5.17

#376EB5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.06

#376EB5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #376EB5

5.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##376EB5	#FFFFFF	#000000	##FFFFFF
##376EB5	1.00	5.17	4.06	5.17
#FFFFFF	5.17	1.00	21.00	1.00
#000000	4.06	21.00	1.00	21.00
##FFFFFF	5.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E73B8

Deuteranopia (green-blind)

#3A68B4

Tritanopia (blue-blind)

#007E89

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #376eb5;
/* rgb */ color: rgb(55, 110, 181);
/* oklch */ color: oklch(53.6% 0.126 255.8);

Tailwind

colors: {
  custom: {
    50: '#7c97cb',
    500: '#376eb5',
    950: '#000000',
  },
}

SCSS

$custom: #376eb5;
$custom-light: #7c97cb;
$custom-dark: #000000;

JSON

{
  "hex": "#376eb5",
  "rgb": {
    "r": 55,
    "g": 110,
    "b": 181
  },
  "hsl": {
    "h": 213.81,
    "s": 53.39,
    "l": 46.275
  },
  "oklch": {
    "l": 0.53615,
    "c": 0.12614,
    "h": 255.8
  },
  "luminance": 0.153
}

Semantic roles & 50–950 ramp

primary

#376EB5

secondary

#C6A882

accent

#9D4BDD

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0B0D13

muted

#7C7E82

Preview Lab

Preview with #376EB5

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

Preview Lab → · Contrast checker → · Palette generator →