#40104D#40104D

#40104D is a dark, moderate purple. Relative luminance 0.020; OKLCH L 28.6% C 0.112 H 318.1°. Best body text is #FFFFFF at 15.01:1 contrast (WCAG AA passes).

Color values

HEX	#40104D
RGB	rgb(64, 16, 77)
HSL	hsl(287, 66%, 18%)
HSV	hsv(287, 79%, 30%)
CMYK	cmyk(16.9%, 79.2%, 0%, 69.8%)
CIE-LAB	lab(15.47, 32.88, -26.67)
CIE-LCH	lch(15.47, 42.33, 320.95°)
OKLab	oklab(28.58% 0.0835 -0.0749)
OKLCH	oklch(28.58% 0.112 318.1)
XYZ	xyz(3.6390, 1.9966, 7.2134)
Luminance	0.0200 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40104D #1D4D10

analogous

#21104D #40104D #4D103B

triadic

#40104D #4D4010 #104D40

tetradic

#40104D #4D2110 #1D4D10 #103B4D

square

#40104D #4D2110 #1D4D10 #103B4D

split-complementary

#40104D #3B4D10 #104D21

monochromatic

#150519 #16051A #40104D #6A1B80 #9425B2

Accessibility & contrast

On white

15.01

#40104D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.40

#40104D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40104D

15.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40104D	#FFFFFF	#000000	##FFFFFF
##40104D	1.00	15.01	1.40	15.01
#FFFFFF	15.01	1.00	21.00	1.00
#000000	1.40	21.00	1.00	21.00
##FFFFFF	15.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00244F

Deuteranopia (green-blind)

#13284C

Tritanopia (blue-blind)

#401C2D

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #40104d;
/* rgb */ color: rgb(64, 16, 77);
/* oklch */ color: oklch(28.6% 0.112 318.1);

Tailwind

colors: {
  custom: {
    50: '#77547f',
    500: '#40104d',
    950: '#000000',
  },
}

SCSS

$custom: #40104d;
$custom-light: #77547f;
$custom-dark: #000000;

JSON

{
  "hex": "#40104d",
  "rgb": {
    "r": 64,
    "g": 16,
    "b": 77
  },
  "hsl": {
    "h": 287.213,
    "s": 65.591,
    "l": 18.235
  },
  "oklch": {
    "l": 0.28576,
    "c": 0.11215,
    "h": 318.1
  },
  "luminance": 0.01996
}

Semantic roles & 50–950 ramp

primary

#40104D

secondary

#448732

accent

#E93F63

background

#F7F5F7

surface

#EDE8EE

border

#C8C4C9

text

#09030A

muted

#7B787C

Preview Lab

Preview with #40104D

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

Preview Lab → · Contrast checker → · Palette generator →