#363FBA#363FBA

#363FBA is a dark, vivid blue. Relative luminance 0.079; OKLCH L 44.4% C 0.190 H 272.5°. Best body text is #FFFFFF at 8.15:1 contrast (WCAG AA passes).

Color values

HEX	#363FBA
RGB	rgb(54, 63, 186)
HSL	hsl(236, 55%, 47%)
HSV	hsv(236, 71%, 73%)
CMYK	cmyk(71%, 66.1%, 0%, 27.1%)
CIE-LAB	lab(33.74, 37.54, -65.74)
CIE-LCH	lch(33.74, 75.71, 299.73°)
OKLab	oklab(44.41% 0.0084 -0.19)
OKLCH	oklch(44.41% 0.19 272.5)
XYZ	xyz(12.1588, 7.8833, 47.3257)
Luminance	0.0788 (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

#363FBA #BAB136

analogous

#3681BA #363FBA #6F36BA

triadic

#363FBA #BA363F #3FBA36

tetradic

#363FBA #BA3681 #BAB136 #36BA6F

square

#363FBA #BA3681 #BAB136 #36BA6F

split-complementary

#363FBA #BA6F36 #81BA36

monochromatic

#1A1F5B #282F8B #363FBA #5D65D0 #8D92DE

Accessibility & contrast

On white

8.15

#363FBA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.58

#363FBA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #363FBA

8.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##363FBA	#FFFFFF	#000000	##FFFFFF
##363FBA	1.00	8.15	2.58	8.15
#FFFFFF	8.15	1.00	21.00	1.00
#000000	2.58	21.00	1.00	21.00
##FFFFFF	8.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056BE

Deuteranopia (green-blind)

#0049B8

Tritanopia (blue-blind)

#006077

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #363fba;
/* rgb */ color: rgb(54, 63, 186);
/* oklch */ color: oklch(44.4% 0.190 272.5);

Tailwind

colors: {
  custom: {
    50: '#7f74d0',
    500: '#363fba',
    950: '#000000',
  },
}

SCSS

$custom: #363fba;
$custom-light: #7f74d0;
$custom-dark: #000000;

JSON

{
  "hex": "#363fba",
  "rgb": {
    "r": 54,
    "g": 63,
    "b": 186
  },
  "hsl": {
    "h": 235.909,
    "s": 55,
    "l": 47.059
  },
  "oklch": {
    "l": 0.44407,
    "c": 0.19016,
    "h": 272.5
  },
  "luminance": 0.07884
}

Semantic roles & 50–950 ramp

primary

#363FBA

secondary

#C8C484

accent

#D449DE

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0C0814

muted

#7D7B82

Preview Lab

Preview with #363FBA

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

Preview Lab → · Contrast checker → · Palette generator →