#363CA6#363CA6

#363CA6 is a dark, vivid blue. Relative luminance 0.068; OKLCH L 42.1% C 0.167 H 274.1°. Best body text is #FFFFFF at 8.92:1 contrast (WCAG AA passes).

Color values

HEX	#363CA6
RGB	rgb(54, 60, 166)
HSL	hsl(237, 51%, 43%)
HSV	hsv(237, 67%, 65%)
CMYK	cmyk(67.5%, 63.9%, 0%, 34.9%)
CIE-LAB	lab(31.27, 32.42, -57.87)
CIE-LCH	lch(31.27, 66.33, 299.26°)
OKLab	oklab(42.07% 0.0121 -0.1669)
OKLCH	oklch(42.07% 0.167 274.1)
XYZ	xyz(10.0178, 6.7683, 36.8475)
Luminance	0.0677 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.30

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#363CA6 #A6A036

analogous

#3674A6 #363CA6 #6836A6

triadic

#363CA6 #A6363C #3CA636

tetradic

#363CA6 #A63674 #A6A036 #36A668

square

#363CA6 #A63674 #A6A036 #36A668

split-complementary

#363CA6 #A66836 #74A636

monochromatic

#181B4A #272B78 #363CA6 #5259C7 #8185D6

Accessibility & contrast

On white

8.92

#363CA6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.35

#363CA6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #363CA6

8.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##363CA6	#FFFFFF	#000000	##FFFFFF
##363CA6	1.00	8.92	2.35	8.92
#FFFFFF	8.92	1.00	21.00	1.00
#000000	2.35	21.00	1.00	21.00
##FFFFFF	8.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FA9

Deuteranopia (green-blind)

#0045A4

Tritanopia (blue-blind)

#00576B

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #363ca6;
/* rgb */ color: rgb(54, 60, 166);
/* oklch */ color: oklch(42.1% 0.167 274.1);

Tailwind

colors: {
  custom: {
    50: '#7b72c1',
    500: '#363ca6',
    950: '#000000',
  },
}

SCSS

$custom: #363ca6;
$custom-light: #7b72c1;
$custom-dark: #000000;

JSON

{
  "hex": "#363ca6",
  "rgb": {
    "r": 54,
    "g": 60,
    "b": 166
  },
  "hsl": {
    "h": 236.786,
    "s": 50.909,
    "l": 43.137
  },
  "oklch": {
    "l": 0.42066,
    "c": 0.16735,
    "h": 274.1
  },
  "luminance": 0.06769
}

Semantic roles & 50–950 ramp

primary

#363CA6

secondary

#BFBB79

accent

#D34DDA

background

#F8F6FC

surface

#EFECF8

border

#CAC7D1

text

#0B0812

muted

#7C7B81

Preview Lab

Preview with #363CA6

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

Preview Lab → · Contrast checker → · Palette generator →