#400D4B#400D4B

#400D4B is a dark, moderate purple. Relative luminance 0.019; OKLCH L 28.1% C 0.114 H 319.8°. Best body text is #FFFFFF at 15.25:1 contrast (WCAG AA passes).

Color values

HEX	#400D4B
RGB	rgb(64, 13, 75)
HSL	hsl(289, 70%, 17%)
HSV	hsv(289, 83%, 29%)
CMYK	cmyk(14.7%, 82.7%, 0%, 70.6%)
CIE-LAB	lab(14.88, 33.70, -26.24)
CIE-LCH	lch(14.88, 42.71, 322.09°)
OKLab	oklab(28.11% 0.087 -0.0736)
OKLCH	oklch(28.11% 0.114 319.8)
XYZ	xyz(3.5281, 1.8860, 6.8334)
Luminance	0.0189 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#400D4B #184B0D

analogous

#210D4B #400D4B #4B0D37

triadic

#400D4B #4B400D #0D4B40

tetradic

#400D4B #4B210D #184B0D #0D374B

square

#400D4B #4B210D #184B0D #0D374B

split-complementary

#400D4B #374B0D #0D4B21

monochromatic

#16051A #16051A #400D4B #6D167F #991FB3

Accessibility & contrast

On white

15.25

#400D4B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.38

#400D4B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #400D4B

15.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##400D4B	#FFFFFF	#000000	##FFFFFF
##400D4B	1.00	15.25	1.38	15.25
#FFFFFF	15.25	1.00	21.00	1.00
#000000	1.38	21.00	1.00	21.00
##FFFFFF	15.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00224D

Deuteranopia (green-blind)

#12274A

Tritanopia (blue-blind)

#401A2B

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #400d4b;
/* rgb */ color: rgb(64, 13, 75);
/* oklch */ color: oklch(28.1% 0.114 319.8);

Tailwind

colors: {
  custom: {
    50: '#77527e',
    500: '#400d4b',
    950: '#000000',
  },
}

SCSS

$custom: #400d4b;
$custom-light: #77527e;
$custom-dark: #000000;

JSON

{
  "hex": "#400d4b",
  "rgb": {
    "r": 64,
    "g": 13,
    "b": 75
  },
  "hsl": {
    "h": 289.355,
    "s": 70.455,
    "l": 17.255
  },
  "oklch": {
    "l": 0.28108,
    "c": 0.11398,
    "h": 319.8
  },
  "luminance": 0.01886
}

Semantic roles & 50–950 ramp

primary

#400D4B

secondary

#3D862E

accent

#ED3B5A

background

#F7F4F7

surface

#EDE7EE

border

#C8C3C9

text

#09020A

muted

#7B787C

Preview Lab

Preview with #400D4B

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

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