#36409B#36409B

#36409B is a dark, vivid blue. Relative luminance 0.068; OKLCH L 41.9% C 0.147 H 273.5°. Best body text is #FFFFFF at 8.88:1 contrast (WCAG AA passes).

Color values

HEX	#36409B
RGB	rgb(54, 64, 155)
HSL	hsl(234, 48%, 41%)
HSV	hsv(234, 65%, 61%)
CMYK	cmyk(65.2%, 58.7%, 0%, 39.2%)
CIE-LAB	lab(31.39, 25.90, -51.04)
CIE-LCH	lch(31.39, 57.23, 296.90°)
OKLab	oklab(41.87% 0.0089 -0.1468)
OKLCH	oklch(41.87% 0.147 273.5)
XYZ	xyz(9.2691, 6.8168, 31.8313)
Luminance	0.0682 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#36409B #9B9136

analogous

#36729B #36409B #5E369B

triadic

#36409B #9B3640 #409B36

tetradic

#36409B #9B3672 #9B9136 #369B5E

square

#36409B #9B3672 #9B9136 #369B5E

split-complementary

#36409B #9B5E36 #729B36

monochromatic

#161B40 #262D6E #36409B #4D59C1 #7B83D1

Accessibility & contrast

On white

8.88

#36409B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.36

#36409B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #36409B

8.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##36409B	#FFFFFF	#000000	##FFFFFF
##36409B	1.00	8.88	2.36	8.88
#FFFFFF	8.88	1.00	21.00	1.00
#000000	2.36	21.00	1.00	21.00
##FFFFFF	8.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004E9E

Deuteranopia (green-blind)

#004599

Tritanopia (blue-blind)

#005667

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #36409b;
/* rgb */ color: rgb(54, 64, 155);
/* oklch */ color: oklch(41.9% 0.147 273.5);

Tailwind

colors: {
  custom: {
    50: '#7974b9',
    500: '#36409b',
    950: '#000000',
  },
}

SCSS

$custom: #36409b;
$custom-light: #7974b9;
$custom-dark: #000000;

JSON

{
  "hex": "#36409b",
  "rgb": {
    "r": 54,
    "g": 64,
    "b": 155
  },
  "hsl": {
    "h": 234.059,
    "s": 48.325,
    "l": 40.98
  },
  "oklch": {
    "l": 0.41869,
    "c": 0.14708,
    "h": 273.5
  },
  "luminance": 0.06818
}

Semantic roles & 50–950 ramp

primary

#36409B

secondary

#BAB373

accent

#CA50D8

background

#F7F7FB

surface

#EEEDF6

border

#C9C8D0

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #36409B

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

Preview Lab → · Contrast checker → · Palette generator →