#363CA4#363CA4

#363CA4 is a dark, vivid blue. Relative luminance 0.067; OKLCH L 41.9% C 0.165 H 274.3°. Best body text is #FFFFFF at 8.98:1 contrast (WCAG AA passes).

Color values

HEX	#363CA4
RGB	rgb(54, 60, 164)
HSL	hsl(237, 50%, 43%)
HSV	hsv(237, 67%, 64%)
CMYK	cmyk(67.1%, 63.4%, 0%, 35.7%)
CIE-LAB	lab(31.10, 31.71, -56.94)
CIE-LCH	lch(31.10, 65.18, 299.12°)
OKLab	oklab(41.89% 0.0122 -0.1642)
OKLCH	oklch(41.89% 0.165 274.3)
XYZ	xyz(9.8358, 6.6954, 35.8888)
Luminance	0.0670 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#363CA4 #A49E36

analogous

#3673A4 #363CA4 #6736A4

triadic

#363CA4 #A4363C #3CA436

tetradic

#363CA4 #A43673 #A49E36 #36A467

square

#363CA4 #A43673 #A49E36 #36A467

split-complementary

#363CA4 #A46736 #73A436

monochromatic

#181A48 #272B76 #363CA4 #5158C6 #7F84D5

Accessibility & contrast

On white

8.98

#363CA4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.34

#363CA4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #363CA4

8.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##363CA4	#FFFFFF	#000000	##FFFFFF
##363CA4	1.00	8.98	2.34	8.98
#FFFFFF	8.98	1.00	21.00	1.00
#000000	2.34	21.00	1.00	21.00
##FFFFFF	8.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EA7

Deuteranopia (green-blind)

#0044A2

Tritanopia (blue-blind)

#00566A

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #363ca4;
/* rgb */ color: rgb(54, 60, 164);
/* oklch */ color: oklch(41.9% 0.165 274.3);

Tailwind

colors: {
  custom: {
    50: '#7b72c0',
    500: '#363ca4',
    950: '#000000',
  },
}

SCSS

$custom: #363ca4;
$custom-light: #7b72c0;
$custom-dark: #000000;

JSON

{
  "hex": "#363ca4",
  "rgb": {
    "r": 54,
    "g": 60,
    "b": 164
  },
  "hsl": {
    "h": 236.727,
    "s": 50.459,
    "l": 42.745
  },
  "oklch": {
    "l": 0.41888,
    "c": 0.16464,
    "h": 274.3
  },
  "luminance": 0.06696
}

Semantic roles & 50–950 ramp

primary

#363CA4

secondary

#BEBA78

accent

#D24EDA

background

#F8F6FB

surface

#EFECF7

border

#CAC7D0

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #363CA4

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

Preview Lab → · Contrast checker → · Palette generator →