#376CC5#376CC5

#376CC5 is a mid, vivid blue. Relative luminance 0.156; OKLCH L 54.2% C 0.150 H 260.1°. Best body text is #FFFFFF at 5.10:1 contrast (WCAG AA passes).

Color values

HEX	#376CC5
RGB	rgb(55, 108, 197)
HSL	hsl(218, 56%, 49%)
HSV	hsv(218, 72%, 77%)
CMYK	cmyk(72.1%, 45.2%, 0%, 22.7%)
CIE-LAB	lab(46.40, 12.81, -51.62)
CIE-LCH	lch(46.40, 53.18, 283.94°)
OKLab	oklab(54.2% -0.0257 -0.1478)
OKLCH	oklch(54.2% 0.15 260.1)
XYZ	xyz(17.0125, 15.5667, 54.9206)
Luminance	0.1557 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#376CC5 #C59037

analogous

#37B3C5 #376CC5 #4937C5

triadic

#376CC5 #C5376C #6CC537

tetradic

#376CC5 #C537B3 #C59037 #37C549

square

#376CC5 #C537B3 #C59037 #37C549

split-complementary

#376CC5 #C54937 #B3C537

monochromatic

#1C3865 #2A5295 #376CC5 #658FD4 #95B2E1

Accessibility & contrast

On white

5.10

#376CC5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.11

#376CC5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #376CC5

5.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##376CC5	#FFFFFF	#000000	##FFFFFF
##376CC5	1.00	5.10	4.11	5.10
#FFFFFF	5.10	1.00	21.00	1.00
#000000	4.11	21.00	1.00	21.00
##FFFFFF	5.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F75C8

Deuteranopia (green-blind)

#2268C3

Tritanopia (blue-blind)

#00818F

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #376cc5;
/* rgb */ color: rgb(55, 108, 197);
/* oklch */ color: oklch(54.2% 0.150 260.1);

Tailwind

colors: {
  custom: {
    50: '#7f95d7',
    500: '#376cc5',
    950: '#000000',
  },
}

SCSS

$custom: #376cc5;
$custom-light: #7f95d7;
$custom-dark: #000000;

JSON

{
  "hex": "#376cc5",
  "rgb": {
    "r": 55,
    "g": 108,
    "b": 197
  },
  "hsl": {
    "h": 217.606,
    "s": 56.349,
    "l": 49.412
  },
  "oklch": {
    "l": 0.54196,
    "c": 0.15005,
    "h": 260.1
  },
  "luminance": 0.15569
}

Semantic roles & 50–950 ramp

primary

#376CC5

secondary

#CDB48B

accent

#A748E0

background

#F8F9FD

surface

#F0F1FA

border

#CBCBD3

text

#0B0D14

muted

#7C7E83

Preview Lab

Preview with #376CC5

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

Preview Lab → · Contrast checker → · Palette generator →