#400C4B#400C4B

#400C4B is a dark, moderate purple. Relative luminance 0.019; OKLCH L 28.0% C 0.115 H 319.9°. Best body text is #FFFFFF at 15.30:1 contrast (WCAG AA passes).

Color values

HEX	#400C4B
RGB	rgb(64, 12, 75)
HSL	hsl(290, 72%, 17%)
HSV	hsv(290, 84%, 29%)
CMYK	cmyk(14.7%, 84%, 0%, 70.6%)
CIE-LAB	lab(14.74, 34.09, -26.46)
CIE-LCH	lch(14.74, 43.16, 322.18°)
OKLab	oklab(28.01% 0.0881 -0.0742)
OKLCH	oklch(28.01% 0.115 319.9)
XYZ	xyz(3.5157, 1.8611, 6.8293)
Luminance	0.0186 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#400C4B #174B0C

analogous

#210C4B #400C4B #4B0C37

triadic

#400C4B #4B400C #0C4B40

tetradic

#400C4B #4B210C #174B0C #0C374B

square

#400C4B #4B210C #174B0C #0C374B

split-complementary

#400C4B #374B0C #0C4B21

monochromatic

#17041A #17041A #400C4B #6D1480 #9A1DB5

Accessibility & contrast

On white

15.30

#400C4B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.37

#400C4B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #400C4B

15.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##400C4B	#FFFFFF	#000000	##FFFFFF
##400C4B	1.00	15.30	1.37	15.30
#FFFFFF	15.30	1.00	21.00	1.00
#000000	1.37	21.00	1.00	21.00
##FFFFFF	15.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00224D

Deuteranopia (green-blind)

#12274A

Tritanopia (blue-blind)

#40192B

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #400c4b;
/* rgb */ color: rgb(64, 12, 75);
/* oklch */ color: oklch(28.0% 0.115 319.9);

Tailwind

colors: {
  custom: {
    50: '#78527e',
    500: '#400c4b',
    950: '#000000',
  },
}

SCSS

$custom: #400c4b;
$custom-light: #78527e;
$custom-dark: #000000;

JSON

{
  "hex": "#400c4b",
  "rgb": {
    "r": 64,
    "g": 12,
    "b": 75
  },
  "hsl": {
    "h": 289.524,
    "s": 72.414,
    "l": 17.059
  },
  "oklch": {
    "l": 0.28011,
    "c": 0.11518,
    "h": 319.9
  },
  "luminance": 0.01861
}

Semantic roles & 50–950 ramp

primary

#400C4B

secondary

#3C872C

accent

#EF3959

background

#F7F4F7

surface

#EDE7EE

border

#C8C3C9

text

#09020A

muted

#7B787C

Preview Lab

Preview with #400C4B

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

Preview Lab → · Contrast checker → · Palette generator →