#363BB3#363BB3

#363BB3 is a dark, vivid blue. Relative luminance 0.072; OKLCH L 43.1% C 0.186 H 273.6°. Best body text is #FFFFFF at 8.63:1 contrast (WCAG AA passes).

Color values

HEX	#363BB3
RGB	rgb(54, 59, 179)
HSL	hsl(238, 54%, 46%)
HSV	hsv(238, 70%, 70%)
CMYK	cmyk(69.8%, 67%, 0%, 29.8%)
CIE-LAB	lab(32.18, 37.59, -64.15)
CIE-LCH	lch(32.18, 74.35, 300.37°)
OKLab	oklab(43.08% 0.0118 -0.1853)
OKLCH	oklch(43.08% 0.186 273.6)
XYZ	xyz(11.2193, 7.1658, 43.4310)
Luminance	0.0717 (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

#363BB3 #B3AE36

analogous

#3679B3 #363BB3 #6F36B3

triadic

#363BB3 #B3363B #3BB336

tetradic

#363BB3 #B33679 #B3AE36 #36B36F

square

#363BB3 #B33679 #B3AE36 #36B36F

split-complementary

#363BB3 #B36F36 #79B336

monochromatic

#1A1C55 #282C84 #363BB3 #595ECD #888CDB

Accessibility & contrast

On white

8.63

#363BB3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.43

#363BB3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #363BB3

8.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##363BB3	#FFFFFF	#000000	##FFFFFF
##363BB3	1.00	8.63	2.43	8.63
#FFFFFF	8.63	1.00	21.00	1.00
#000000	2.43	21.00	1.00	21.00
##FFFFFF	8.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052B7

Deuteranopia (green-blind)

#0046B1

Tritanopia (blue-blind)

#005B72

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #363bb3;
/* rgb */ color: rgb(54, 59, 179);
/* oklch */ color: oklch(43.1% 0.186 273.6);

Tailwind

colors: {
  custom: {
    50: '#7e71cb',
    500: '#363bb3',
    950: '#000000',
  },
}

SCSS

$custom: #363bb3;
$custom-light: #7e71cb;
$custom-dark: #000000;

JSON

{
  "hex": "#363bb3",
  "rgb": {
    "r": 54,
    "g": 59,
    "b": 179
  },
  "hsl": {
    "h": 237.6,
    "s": 53.648,
    "l": 45.686
  },
  "oklch": {
    "l": 0.43081,
    "c": 0.1857,
    "h": 273.6
  },
  "luminance": 0.07167
}

Semantic roles & 50–950 ramp

primary

#363BB3

secondary

#C5C280

accent

#D74BDD

background

#F8F6FC

surface

#EFECF9

border

#CAC7D2

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #363BB3

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

Preview Lab → · Contrast checker → · Palette generator →