#400D58#400D58

#400D58 is a dark, vivid purple. Relative luminance 0.021; OKLCH L 29.2% C 0.127 H 311.8°. Best body text is #FFFFFF at 14.83:1 contrast (WCAG AA passes).

Color values

HEX	#400D58
RGB	rgb(64, 13, 88)
HSL	hsl(281, 74%, 20%)
HSV	hsv(281, 85%, 35%)
CMYK	cmyk(27.3%, 85.2%, 0%, 65.5%)
CIE-LAB	lab(15.91, 36.64, -33.43)
CIE-LCH	lch(15.91, 49.60, 317.62°)
OKLab	oklab(29.17% 0.0847 -0.0947)
OKLCH	oklch(29.17% 0.127 311.8)
XYZ	xyz(4.0194, 2.0825, 9.4209)
Luminance	0.0208 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#400D58 #25580D

analogous

#1B0D58 #400D58 #580D4B

triadic

#400D58 #58400D #0D5840

tetradic

#400D58 #581B0D #25580D #0D4B58

square

#400D58 #581B0D #25580D #0D4B58

split-complementary

#400D58 #4B580D #0D581B

monochromatic

#13041B #190523 #400D58 #67158D #8E1DC3

Accessibility & contrast

On white

14.83

#400D58 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.42

#400D58 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #400D58

14.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##400D58	#FFFFFF	#000000	##FFFFFF
##400D58	1.00	14.83	1.42	14.83
#FFFFFF	14.83	1.00	21.00	1.00
#000000	1.42	21.00	1.00	21.00
##FFFFFF	14.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00255A

Deuteranopia (green-blind)

#002856

Tritanopia (blue-blind)

#3D2033

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #400d58;
/* rgb */ color: rgb(64, 13, 88);
/* oklch */ color: oklch(29.2% 0.127 311.8);

Tailwind

colors: {
  custom: {
    50: '#785388',
    500: '#400d58',
    950: '#000000',
  },
}

SCSS

$custom: #400d58;
$custom-light: #785388;
$custom-dark: #000000;

JSON

{
  "hex": "#400d58",
  "rgb": {
    "r": 64,
    "g": 13,
    "b": 88
  },
  "hsl": {
    "h": 280.8,
    "s": 74.257,
    "l": 19.804
  },
  "oklch": {
    "l": 0.29168,
    "c": 0.12704,
    "h": 311.8
  },
  "luminance": 0.02082
}

Semantic roles & 50–950 ramp

primary

#400D58

secondary

#4E932E

accent

#F13772

background

#F7F4F8

surface

#EEE8F0

border

#C9C4CB

text

#09030B

muted

#7B787C

Preview Lab

Preview with #400D58

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

Preview Lab → · Contrast checker → · Palette generator →