#363CA5#363CA5

#363CA5 is a dark, vivid blue. Relative luminance 0.067; OKLCH L 42.0% C 0.166 H 274.2°. Best body text is #FFFFFF at 8.95:1 contrast (WCAG AA passes).

Color values

HEX	#363CA5
RGB	rgb(54, 60, 165)
HSL	hsl(237, 51%, 43%)
HSV	hsv(237, 67%, 65%)
CMYK	cmyk(67.3%, 63.6%, 0%, 35.3%)
CIE-LAB	lab(31.19, 32.07, -57.40)
CIE-LCH	lch(31.19, 65.75, 299.19°)
OKLab	oklab(41.98% 0.0122 -0.1655)
OKLCH	oklch(41.98% 0.166 274.2)
XYZ	xyz(9.9265, 6.7317, 36.3662)
Luminance	0.0673 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#363CA5 #A59F36

analogous

#3673A5 #363CA5 #6836A5

triadic

#363CA5 #A5363C #3CA536

tetradic

#363CA5 #A53673 #A59F36 #36A568

square

#363CA5 #A53673 #A59F36 #36A568

split-complementary

#363CA5 #A56836 #73A536

monochromatic

#181A49 #272B77 #363CA5 #5258C6 #8085D5

Accessibility & contrast

On white

8.95

#363CA5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.35

#363CA5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #363CA5

8.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##363CA5	#FFFFFF	#000000	##FFFFFF
##363CA5	1.00	8.95	2.35	8.95
#FFFFFF	8.95	1.00	21.00	1.00
#000000	2.35	21.00	1.00	21.00
##FFFFFF	8.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EA8

Deuteranopia (green-blind)

#0044A3

Tritanopia (blue-blind)

#00576B

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #363ca5;
/* rgb */ color: rgb(54, 60, 165);
/* oklch */ color: oklch(42.0% 0.166 274.2);

Tailwind

colors: {
  custom: {
    50: '#7b72c1',
    500: '#363ca5',
    950: '#000000',
  },
}

SCSS

$custom: #363ca5;
$custom-light: #7b72c1;
$custom-dark: #000000;

JSON

{
  "hex": "#363ca5",
  "rgb": {
    "r": 54,
    "g": 60,
    "b": 165
  },
  "hsl": {
    "h": 236.757,
    "s": 50.685,
    "l": 42.941
  },
  "oklch": {
    "l": 0.41977,
    "c": 0.166,
    "h": 274.2
  },
  "luminance": 0.06733
}

Semantic roles & 50–950 ramp

primary

#363CA5

secondary

#BFBB78

accent

#D34EDA

background

#F8F6FC

surface

#EFECF8

border

#CAC7D1

text

#0B0812

muted

#7C7B81

Preview Lab

Preview with #363CA5

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

Preview Lab → · Contrast checker → · Palette generator →