#363DBB#363DBB

#363DBB is a dark, vivid blue. Relative luminance 0.077; OKLCH L 44.2% C 0.194 H 272.9°. Best body text is #FFFFFF at 8.26:1 contrast (WCAG AA passes).

Color values

HEX	#363DBB
RGB	rgb(54, 61, 187)
HSL	hsl(237, 55%, 47%)
HSV	hsv(237, 71%, 73%)
CMYK	cmyk(71.1%, 67.4%, 0%, 26.7%)
CIE-LAB	lab(33.37, 39.13, -66.94)
CIE-LCH	lch(33.37, 77.54, 300.31°)
OKLab	oklab(44.17% 0.0096 -0.1935)
OKLCH	oklch(44.17% 0.194 272.9)
XYZ	xyz(12.1567, 7.7084, 47.8513)
Luminance	0.0771 (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

#363DBB #BBB436

analogous

#3680BB #363DBB #7136BB

triadic

#363DBB #BB363D #3DBB36

tetradic

#363DBB #BB3680 #BBB436 #36BB71

square

#363DBB #BB3680 #BBB436 #36BB71

split-complementary

#363DBB #BB7136 #80BB36

monochromatic

#1B1E5C #282E8C #363DBB #5E64D0 #8D92DE

Accessibility & contrast

On white

8.26

#363DBB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.54

#363DBB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #363DBB

8.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##363DBB	#FFFFFF	#000000	##FFFFFF
##363DBB	1.00	8.26	2.54	8.26
#FFFFFF	8.26	1.00	21.00	1.00
#000000	2.54	21.00	1.00	21.00
##FFFFFF	8.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055BF

Deuteranopia (green-blind)

#0048B9

Tritanopia (blue-blind)

#005F77

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #363dbb;
/* rgb */ color: rgb(54, 61, 187);
/* oklch */ color: oklch(44.2% 0.194 272.9);

Tailwind

colors: {
  custom: {
    50: '#8073d1',
    500: '#363dbb',
    950: '#000000',
  },
}

SCSS

$custom: #363dbb;
$custom-light: #8073d1;
$custom-dark: #000000;

JSON

{
  "hex": "#363dbb",
  "rgb": {
    "r": 54,
    "g": 61,
    "b": 187
  },
  "hsl": {
    "h": 236.842,
    "s": 55.187,
    "l": 47.255
  },
  "oklch": {
    "l": 0.44165,
    "c": 0.19372,
    "h": 272.9
  },
  "luminance": 0.0771
}

Semantic roles & 50–950 ramp

primary

#363DBB

secondary

#C9C584

accent

#D749DF

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0814

muted

#7D7B83

Preview Lab

Preview with #363DBB

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

Preview Lab → · Contrast checker → · Palette generator →