#400F51#400F51

#400F51 is a dark, moderate purple. Relative luminance 0.020; OKLCH L 28.8% C 0.118 H 315.6°. Best body text is #FFFFFF at 14.94:1 contrast (WCAG AA passes).

Color values

HEX	#400F51
RGB	rgb(64, 15, 81)
HSL	hsl(285, 69%, 19%)
HSV	hsv(285, 81%, 32%)
CMYK	cmyk(21%, 81.5%, 0%, 68.2%)
CIE-LAB	lab(15.62, 34.22, -29.16)
CIE-LCH	lch(15.62, 44.96, 319.56°)
OKLab	oklab(28.78% 0.0841 -0.0822)
OKLCH	oklch(28.78% 0.118 315.6)
XYZ	xyz(3.7701, 2.0259, 7.9754)
Luminance	0.0203 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#400F51 #20510F

analogous

#1F0F51 #400F51 #510F41

triadic

#400F51 #51400F #0F5140

tetradic

#400F51 #511F0F #20510F #0F4151

square

#400F51 #511F0F #20510F #0F4151

split-complementary

#400F51 #41510F #0F511F

monochromatic

#14051A #17051D #400F51 #691985 #9222B8

Accessibility & contrast

On white

14.94

#400F51 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.41

#400F51 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #400F51

14.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##400F51	#FFFFFF	#000000	##FFFFFF
##400F51	1.00	14.94	1.41	14.94
#FFFFFF	14.94	1.00	21.00	1.00
#000000	1.41	21.00	1.00	21.00
##FFFFFF	14.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002453

Deuteranopia (green-blind)

#0D2850

Tritanopia (blue-blind)

#3F1D2F

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #400f51;
/* rgb */ color: rgb(64, 15, 81);
/* oklch */ color: oklch(28.8% 0.118 315.6);

Tailwind

colors: {
  custom: {
    50: '#785382',
    500: '#400f51',
    950: '#000000',
  },
}

SCSS

$custom: #400f51;
$custom-light: #785382;
$custom-dark: #000000;

JSON

{
  "hex": "#400f51",
  "rgb": {
    "r": 64,
    "g": 15,
    "b": 81
  },
  "hsl": {
    "h": 284.545,
    "s": 68.75,
    "l": 18.824
  },
  "oklch": {
    "l": 0.28782,
    "c": 0.11757,
    "h": 315.6
  },
  "luminance": 0.02026
}

Semantic roles & 50–950 ramp

primary

#400F51

secondary

#488B31

accent

#EC3C69

background

#F7F4F8

surface

#EDE8EF

border

#C8C4CA

text

#09030A

muted

#7B787C

Preview Lab

Preview with #400F51

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

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