#363CB3#363CB3

#363CB3 is a dark, vivid blue. Relative luminance 0.073; OKLCH L 43.2% C 0.185 H 273.4°. Best body text is #FFFFFF at 8.56:1 contrast (WCAG AA passes).

Color values

HEX	#363CB3
RGB	rgb(54, 60, 179)
HSL	hsl(237, 54%, 46%)
HSV	hsv(237, 70%, 70%)
CMYK	cmyk(69.8%, 66.5%, 0%, 29.8%)
CIE-LAB	lab(32.41, 36.97, -63.77)
CIE-LCH	lch(32.41, 73.71, 300.10°)
OKLab	oklab(43.25% 0.0111 -0.1842)
OKLCH	oklch(43.25% 0.185 273.4)
XYZ	xyz(11.2711, 7.2696, 43.4483)
Luminance	0.0727 (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

#363CB3 #B3AD36

analogous

#367AB3 #363CB3 #6E36B3

triadic

#363CB3 #B3363C #3CB336

tetradic

#363CB3 #B3367A #B3AD36 #36B36E

square

#363CB3 #B3367A #B3AD36 #36B36E

split-complementary

#363CB3 #B36E36 #7AB336

monochromatic

#1A1C55 #282C84 #363CB3 #595FCD #888CDB

Accessibility & contrast

On white

8.56

#363CB3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.45

#363CB3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #363CB3

8.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##363CB3	#FFFFFF	#000000	##FFFFFF
##363CB3	1.00	8.56	2.45	8.56
#FFFFFF	8.56	1.00	21.00	1.00
#000000	2.45	21.00	1.00	21.00
##FFFFFF	8.56	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: #363cb3;
/* rgb */ color: rgb(54, 60, 179);
/* oklch */ color: oklch(43.2% 0.185 273.4);

Tailwind

colors: {
  custom: {
    50: '#7e72cb',
    500: '#363cb3',
    950: '#000000',
  },
}

SCSS

$custom: #363cb3;
$custom-light: #7e72cb;
$custom-dark: #000000;

JSON

{
  "hex": "#363cb3",
  "rgb": {
    "r": 54,
    "g": 60,
    "b": 179
  },
  "hsl": {
    "h": 237.12,
    "s": 53.648,
    "l": 45.686
  },
  "oklch": {
    "l": 0.43249,
    "c": 0.18455,
    "h": 273.4
  },
  "luminance": 0.07271
}

Semantic roles & 50–950 ramp

primary

#363CB3

secondary

#C5C280

accent

#D64BDD

background

#F8F6FC

surface

#EFECF9

border

#CAC7D2

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #363CB3

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

Preview Lab → · Contrast checker → · Palette generator →