#400D54#400D54

#400D54 is a dark, vivid purple. Relative luminance 0.020; OKLCH L 28.8% C 0.123 H 314.1°. Best body text is #FFFFFF at 14.96:1 contrast (WCAG AA passes).

Color values

HEX	#400D54
RGB	rgb(64, 13, 84)
HSL	hsl(283, 73%, 19%)
HSV	hsv(283, 85%, 33%)
CMYK	cmyk(23.8%, 84.5%, 0%, 67.1%)
CIE-LAB	lab(15.58, 35.71, -31.27)
CIE-LCH	lch(15.58, 47.46, 318.79°)
OKLab	oklab(28.83% 0.0856 -0.0884)
OKLCH	oklch(28.83% 0.123 314.1)
XYZ	xyz(3.8582, 2.0181, 8.5721)
Luminance	0.0202 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#400D54 #21540D

analogous

#1D0D54 #400D54 #540D45

triadic

#400D54 #54400D #0D5440

tetradic

#400D54 #541D0D #21540D #0D4554

square

#400D54 #541D0D #21540D #0D4554

split-complementary

#400D54 #45540D #0D541D

monochromatic

#14041A #18051F #400D54 #681589 #911DBE

Accessibility & contrast

On white

14.96

#400D54 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.40

#400D54 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #400D54

14.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##400D54	#FFFFFF	#000000	##FFFFFF
##400D54	1.00	14.96	1.40	14.96
#FFFFFF	14.96	1.00	21.00	1.00
#000000	1.40	21.00	1.00	21.00
##FFFFFF	14.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002456

Deuteranopia (green-blind)

#072853

Tritanopia (blue-blind)

#3E1E30

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #400d54;
/* rgb */ color: rgb(64, 13, 84);
/* oklch */ color: oklch(28.8% 0.123 314.1);

Tailwind

colors: {
  custom: {
    50: '#785385',
    500: '#400d54',
    950: '#000000',
  },
}

SCSS

$custom: #400d54;
$custom-light: #785385;
$custom-dark: #000000;

JSON

{
  "hex": "#400d54",
  "rgb": {
    "r": 64,
    "g": 13,
    "b": 84
  },
  "hsl": {
    "h": 283.099,
    "s": 73.196,
    "l": 19.02
  },
  "oklch": {
    "l": 0.28829,
    "c": 0.12299,
    "h": 314.1
  },
  "luminance": 0.02018
}

Semantic roles & 50–950 ramp

primary

#400D54

secondary

#498F2E

accent

#F0386C

background

#F7F4F8

surface

#EDE7EF

border

#C8C3CA

text

#09030B

muted

#7B787C

Preview Lab

Preview with #400D54

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

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