#400D59#400D59

#400D59 is a dark, vivid purple. Relative luminance 0.021; OKLCH L 29.3% C 0.128 H 311.2°. Best body text is #FFFFFF at 14.79:1 contrast (WCAG AA passes).

Color values

HEX	#400D59
RGB	rgb(64, 13, 89)
HSL	hsl(280, 75%, 20%)
HSV	hsv(280, 85%, 35%)
CMYK	cmyk(28.1%, 85.4%, 0%, 65.1%)
CIE-LAB	lab(16.00, 36.87, -33.97)
CIE-LCH	lch(16.00, 50.13, 317.34°)
OKLab	oklab(29.25% 0.0844 -0.0963)
OKLCH	oklch(29.25% 0.128 311.2)
XYZ	xyz(4.0611, 2.0992, 9.6405)
Luminance	0.0210 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#400D59 #26590D

analogous

#1A0D59 #400D59 #590D4C

triadic

#400D59 #59400D #0D5940

tetradic

#400D59 #591A0D #26590D #0D4C59

square

#400D59 #591A0D #26590D #0D4C59

split-complementary

#400D59 #4C590D #0D591A

monochromatic

#13041B #1A0524 #400D59 #66158E #8D1DC4

Accessibility & contrast

On white

14.79

#400D59 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.42

#400D59 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #400D59

14.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##400D59	#FFFFFF	#000000	##FFFFFF
##400D59	1.00	14.79	1.42	14.79
#FFFFFF	14.79	1.00	21.00	1.00
#000000	1.42	21.00	1.00	21.00
##FFFFFF	14.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00265B

Deuteranopia (green-blind)

#002957

Tritanopia (blue-blind)

#3D2033

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #400d59;
/* rgb */ color: rgb(64, 13, 89);
/* oklch */ color: oklch(29.3% 0.128 311.2);

Tailwind

colors: {
  custom: {
    50: '#785388',
    500: '#400d59',
    950: '#000000',
  },
}

SCSS

$custom: #400d59;
$custom-light: #785388;
$custom-dark: #000000;

JSON

{
  "hex": "#400d59",
  "rgb": {
    "r": 64,
    "g": 13,
    "b": 89
  },
  "hsl": {
    "h": 280.263,
    "s": 74.51,
    "l": 20
  },
  "oklch": {
    "l": 0.29254,
    "c": 0.12806,
    "h": 311.2
  },
  "luminance": 0.02099
}

Semantic roles & 50–950 ramp

primary

#400D59

secondary

#50932E

accent

#F13774

background

#F7F4F8

surface

#EEE8F0

border

#C9C4CB

text

#09030B

muted

#7B787C

Preview Lab

Preview with #400D59

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

Preview Lab → · Contrast checker → · Palette generator →