#36409E#36409E

#36409E is a dark, vivid blue. Relative luminance 0.069; OKLCH L 42.1% C 0.151 H 273.4°. Best body text is #FFFFFF at 8.81:1 contrast (WCAG AA passes).

Color values

HEX	#36409E
RGB	rgb(54, 64, 158)
HSL	hsl(234, 49%, 42%)
HSV	hsv(234, 66%, 62%)
CMYK	cmyk(65.8%, 59.5%, 0%, 38%)
CIE-LAB	lab(31.62, 26.97, -52.47)
CIE-LCH	lch(31.62, 59.00, 297.20°)
OKLab	oklab(42.12% 0.009 -0.151)
OKLCH	oklch(42.12% 0.151 273.4)
XYZ	xyz(9.5242, 6.9189, 33.1747)
Luminance	0.0692 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#36409E #9E9436

analogous

#36749E #36409E #60369E

triadic

#36409E #9E3640 #409E36

tetradic

#36409E #9E3674 #9E9436 #369E60

square

#36409E #9E3674 #9E9436 #369E60

split-complementary

#36409E #9E6036 #749E36

monochromatic

#171B43 #262E70 #36409E #4F5AC3 #7C84D2

Accessibility & contrast

On white

8.81

#36409E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.38

#36409E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #36409E

8.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##36409E	#FFFFFF	#000000	##FFFFFF
##36409E	1.00	8.81	2.38	8.81
#FFFFFF	8.81	1.00	21.00	1.00
#000000	2.38	21.00	1.00	21.00
##FFFFFF	8.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FA1

Deuteranopia (green-blind)

#00469C

Tritanopia (blue-blind)

#005768

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #36409e;
/* rgb */ color: rgb(54, 64, 158);
/* oklch */ color: oklch(42.1% 0.151 273.4);

Tailwind

colors: {
  custom: {
    50: '#7974bb',
    500: '#36409e',
    950: '#000000',
  },
}

SCSS

$custom: #36409e;
$custom-light: #7974bb;
$custom-dark: #000000;

JSON

{
  "hex": "#36409e",
  "rgb": {
    "r": 54,
    "g": 64,
    "b": 158
  },
  "hsl": {
    "h": 234.231,
    "s": 49.057,
    "l": 41.569
  },
  "oklch": {
    "l": 0.42117,
    "c": 0.1513,
    "h": 273.4
  },
  "luminance": 0.0692
}

Semantic roles & 50–950 ramp

primary

#36409E

secondary

#BBB474

accent

#CB4FD9

background

#F7F7FB

surface

#EEEDF6

border

#C9C8D0

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #36409E

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

Preview Lab → · Contrast checker → · Palette generator →