#363BB1#363BB1

#363BB1 is a dark, vivid blue. Relative luminance 0.071; OKLCH L 42.9% C 0.183 H 273.7°. Best body text is #FFFFFF at 8.69:1 contrast (WCAG AA passes).

Color values

HEX	#363BB1
RGB	rgb(54, 59, 177)
HSL	hsl(238, 53%, 45%)
HSV	hsv(238, 69%, 69%)
CMYK	cmyk(69.5%, 66.7%, 0%, 30.6%)
CIE-LAB	lab(32.00, 36.90, -63.26)
CIE-LCH	lch(32.00, 73.23, 300.26°)
OKLab	oklab(42.89% 0.012 -0.1827)
OKLCH	oklch(42.89% 0.183 273.7)
XYZ	xyz(11.0185, 7.0855, 42.3734)
Luminance	0.0709 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#363BB1 #B1AC36

analogous

#3678B1 #363BB1 #6E36B1

triadic

#363BB1 #B1363B #3BB136

tetradic

#363BB1 #B13678 #B1AC36 #36B16E

square

#363BB1 #B13678 #B1AC36 #36B16E

split-complementary

#363BB1 #B16E36 #78B136

monochromatic

#191C53 #282B82 #363BB1 #585DCC #878ADA

Accessibility & contrast

On white

8.69

#363BB1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.42

#363BB1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #363BB1

8.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##363BB1	#FFFFFF	#000000	##FFFFFF
##363BB1	1.00	8.69	2.42	8.69
#FFFFFF	8.69	1.00	21.00	1.00
#000000	2.42	21.00	1.00	21.00
##FFFFFF	8.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051B5

Deuteranopia (green-blind)

#0046AF

Tritanopia (blue-blind)

#005A71

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #363bb1;
/* rgb */ color: rgb(54, 59, 177);
/* oklch */ color: oklch(42.9% 0.183 273.7);

Tailwind

colors: {
  custom: {
    50: '#7e71c9',
    500: '#363bb1',
    950: '#000000',
  },
}

SCSS

$custom: #363bb1;
$custom-light: #7e71c9;
$custom-dark: #000000;

JSON

{
  "hex": "#363bb1",
  "rgb": {
    "r": 54,
    "g": 59,
    "b": 177
  },
  "hsl": {
    "h": 237.561,
    "s": 53.247,
    "l": 45.294
  },
  "oklch": {
    "l": 0.42894,
    "c": 0.18311,
    "h": 273.7
  },
  "luminance": 0.07087
}

Semantic roles & 50–950 ramp

primary

#363BB1

secondary

#C4C17F

accent

#D74BDD

background

#F8F6FC

surface

#EFECF8

border

#CAC7D1

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #363BB1

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

Preview Lab → · Contrast checker → · Palette generator →