#376ECB#376ECB

#376ECB is a mid, vivid blue. Relative luminance 0.163; OKLCH L 55.0% C 0.156 H 260.2°. Best body text is #FFFFFF at 4.94:1 contrast (WCAG AA passes).

Color values

HEX	#376ECB
RGB	rgb(55, 110, 203)
HSL	hsl(218, 59%, 51%)
HSV	hsv(218, 73%, 80%)
CMYK	cmyk(72.9%, 45.8%, 0%, 20.4%)
CIE-LAB	lab(47.33, 13.76, -53.57)
CIE-LCH	lch(47.33, 55.31, 284.41°)
OKLab	oklab(55.03% -0.0264 -0.1535)
OKLCH	oklch(55.03% 0.156 260.2)
XYZ	xyz(17.9271, 16.2739, 58.6847)
Luminance	0.1628 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#376ECB #CB9437

analogous

#37B8CB #376ECB #4A37CB

triadic

#376ECB #CB376E #6ECB37

tetradic

#376ECB #CB37B8 #CB9437 #37CB4A

square

#376ECB #CB37B8 #CB9437 #37CB4A

split-complementary

#376ECB #CB4A37 #B8CB37

monochromatic

#1C3A6C #29549C #376ECB #6891D8 #98B4E4

Accessibility & contrast

On white

4.94

#376ECB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.26

#376ECB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #376ECB

4.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##376ECB	#FFFFFF	#000000	##FFFFFF
##376ECB	1.00	4.94	4.26	4.94
#FFFFFF	4.94	1.00	21.00	1.00
#000000	4.26	21.00	1.00	21.00
##FFFFFF	4.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E78CF

Deuteranopia (green-blind)

#1D6AC9

Tritanopia (blue-blind)

#008492

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #376ecb;
/* rgb */ color: rgb(55, 110, 203);
/* oklch */ color: oklch(55.0% 0.156 260.2);

Tailwind

colors: {
  custom: {
    50: '#8197db',
    500: '#376ecb',
    950: '#000000',
  },
}

SCSS

$custom: #376ecb;
$custom-light: #8197db;
$custom-dark: #000000;

JSON

{
  "hex": "#376ecb",
  "rgb": {
    "r": 55,
    "g": 110,
    "b": 203
  },
  "hsl": {
    "h": 217.703,
    "s": 58.73,
    "l": 50.588
  },
  "oklch": {
    "l": 0.55032,
    "c": 0.1558,
    "h": 260.2
  },
  "luminance": 0.16276
}

Semantic roles & 50–950 ramp

primary

#376ECB

secondary

#D0B78E

accent

#A846E2

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #376ECB

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

Preview Lab → · Contrast checker → · Palette generator →