#400D51#400D51

#400D51 is a dark, moderate purple. Relative luminance 0.020; OKLCH L 28.6% C 0.120 H 315.9°. Best body text is #FFFFFF at 15.06:1 contrast (WCAG AA passes).

Color values

HEX	#400D51
RGB	rgb(64, 13, 81)
HSL	hsl(285, 72%, 18%)
HSV	hsv(285, 84%, 32%)
CMYK	cmyk(21%, 84%, 0%, 68.2%)
CIE-LAB	lab(15.34, 35.03, -29.62)
CIE-LCH	lch(15.34, 45.87, 319.79°)
OKLab	oklab(28.58% 0.0861 -0.0835)
OKLCH	oklch(28.58% 0.12 315.9)
XYZ	xyz(3.7432, 1.9721, 7.9665)
Luminance	0.0197 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#400D51 #1E510D

analogous

#1E0D51 #400D51 #510D40

triadic

#400D51 #51400D #0D5140

tetradic

#400D51 #511E0D #1E510D #0D4051

square

#400D51 #511E0D #1E510D #0D4051

split-complementary

#400D51 #40510D #0D511E

monochromatic

#15041A #16051C #400D51 #6A1586 #931EBA

Accessibility & contrast

On white

15.06

#400D51 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.39

#400D51 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #400D51

15.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##400D51	#FFFFFF	#000000	##FFFFFF
##400D51	1.00	15.06	1.39	15.06
#FFFFFF	15.06	1.00	21.00	1.00
#000000	1.39	21.00	1.00	21.00
##FFFFFF	15.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002353

Deuteranopia (green-blind)

#0C2850

Tritanopia (blue-blind)

#3F1C2F

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #400d51;
/* rgb */ color: rgb(64, 13, 81);
/* oklch */ color: oklch(28.6% 0.120 315.9);

Tailwind

colors: {
  custom: {
    50: '#785282',
    500: '#400d51',
    950: '#000000',
  },
}

SCSS

$custom: #400d51;
$custom-light: #785282;
$custom-dark: #000000;

JSON

{
  "hex": "#400d51",
  "rgb": {
    "r": 64,
    "g": 13,
    "b": 81
  },
  "hsl": {
    "h": 285,
    "s": 72.34,
    "l": 18.431
  },
  "oklch": {
    "l": 0.28582,
    "c": 0.11997,
    "h": 315.9
  },
  "luminance": 0.01972
}

Semantic roles & 50–950 ramp

primary

#400D51

secondary

#458C2E

accent

#EF3966

background

#F7F4F8

surface

#EDE7EF

border

#C8C3CA

text

#09030A

muted

#7B787C

Preview Lab

Preview with #400D51

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

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