#363FA8#363FA8

#363FA8 is a dark, vivid blue. Relative luminance 0.072; OKLCH L 42.8% C 0.166 H 273.3°. Best body text is #FFFFFF at 8.63:1 contrast (WCAG AA passes).

Color values

HEX	#363FA8
RGB	rgb(54, 63, 168)
HSL	hsl(235, 51%, 44%)
HSV	hsv(235, 68%, 66%)
CMYK	cmyk(67.9%, 62.5%, 0%, 34.1%)
CIE-LAB	lab(32.18, 31.20, -57.59)
CIE-LCH	lch(32.18, 65.50, 298.45°)
OKLab	oklab(42.79% 0.0096 -0.1661)
OKLCH	oklch(42.79% 0.166 273.3)
XYZ	xyz(10.3644, 7.1655, 37.8751)
Luminance	0.0717 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#363FA8 #A89F36

analogous

#3678A8 #363FA8 #6636A8

triadic

#363FA8 #A8363F #3FA836

tetradic

#363FA8 #A83678 #A89F36 #36A866

square

#363FA8 #A83678 #A89F36 #36A866

split-complementary

#363FA8 #A86636 #78A836

monochromatic

#181C4B #272E7A #363FA8 #535DC8 #8288D7

Accessibility & contrast

On white

8.63

#363FA8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.43

#363FA8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #363FA8

8.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##363FA8	#FFFFFF	#000000	##FFFFFF
##363FA8	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)

#0051AB

Deuteranopia (green-blind)

#0047A6

Tritanopia (blue-blind)

#005A6D

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #363fa8;
/* rgb */ color: rgb(54, 63, 168);
/* oklch */ color: oklch(42.8% 0.166 273.3);

Tailwind

colors: {
  custom: {
    50: '#7b74c3',
    500: '#363fa8',
    950: '#000000',
  },
}

SCSS

$custom: #363fa8;
$custom-light: #7b74c3;
$custom-dark: #000000;

JSON

{
  "hex": "#363fa8",
  "rgb": {
    "r": 54,
    "g": 63,
    "b": 168
  },
  "hsl": {
    "h": 235.263,
    "s": 51.351,
    "l": 43.529
  },
  "oklch": {
    "l": 0.42785,
    "c": 0.16634,
    "h": 273.3
  },
  "luminance": 0.07166
}

Semantic roles & 50–950 ramp

primary

#363FA8

secondary

#C0BB7A

accent

#D04DDB

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #363FA8

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

Preview Lab → · Contrast checker → · Palette generator →