#36288B#36288B

#36288B is a dark, vivid blue. Relative luminance 0.042; OKLCH L 36.2% C 0.156 H 281.7°. Best body text is #FFFFFF at 11.46:1 contrast (WCAG AA passes).

Color values

HEX	#36288B
RGB	rgb(54, 40, 139)
HSL	hsl(248, 55%, 35%)
HSV	hsv(248, 71%, 55%)
CMYK	cmyk(61.2%, 71.2%, 0%, 45.5%)
CIE-LAB	lab(24.21, 35.65, -52.91)
CIE-LCH	lch(24.21, 63.80, 303.97°)
OKLab	oklab(36.2% 0.0316 -0.1524)
OKLCH	oklch(36.2% 0.156 281.7)
XYZ	xyz(6.9389, 4.1655, 24.8595)
Luminance	0.0417 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#36288B #7D8B28

analogous

#284B8B #36288B #68288B

triadic

#36288B #8B3628 #288B36

tetradic

#36288B #8B284B #7D8B28 #288B68

square

#36288B #8B284B #7D8B28 #288B68

split-complementary

#36288B #8B6828 #4B8B28

monochromatic

#110D2C #241A5B #36288B #4836BB #6D5DD0

Accessibility & contrast

On white

11.46

#36288B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#36288B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #36288B

11.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##36288B	#FFFFFF	#000000	##FFFFFF
##36288B	1.00	11.46	1.83	11.46
#FFFFFF	11.46	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D8E

Deuteranopia (green-blind)

#003689

Tritanopia (blue-blind)

#004256

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #36288b;
/* rgb */ color: rgb(54, 40, 139);
/* oklch */ color: oklch(36.2% 0.156 281.7);

Tailwind

colors: {
  custom: {
    50: '#7763ae',
    500: '#36288b',
    950: '#000000',
  },
}

SCSS

$custom: #36288b;
$custom-light: #7763ae;
$custom-dark: #000000;

JSON

{
  "hex": "#36288b",
  "rgb": {
    "r": 54,
    "g": 40,
    "b": 139
  },
  "hsl": {
    "h": 248.485,
    "s": 55.307,
    "l": 35.098
  },
  "oklch": {
    "l": 0.36198,
    "c": 0.15567,
    "h": 281.7
  },
  "luminance": 0.04166
}

Semantic roles & 50–950 ramp

primary

#36288B

secondary

#A9B659

accent

#DF49C9

background

#F7F6FA

surface

#EEEBF4

border

#C9C6CE

text

#0A0510

muted

#7C7A7F

Preview Lab

Preview with #36288B

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

Preview Lab → · Contrast checker → · Palette generator →