#40104A#40104A

#40104A is a dark, moderate purple. Relative luminance 0.020; OKLCH L 28.3% C 0.109 H 320.2°. Best body text is #FFFFFF at 15.10:1 contrast (WCAG AA passes).

Color values

HEX	#40104A
RGB	rgb(64, 16, 74)
HSL	hsl(290, 64%, 18%)
HSV	hsv(290, 78%, 29%)
CMYK	cmyk(13.5%, 78.4%, 0%, 71%)
CIE-LAB	lab(15.25, 32.21, -24.95)
CIE-LCH	lch(15.25, 40.74, 322.23°)
OKLab	oklab(28.35% 0.0837 -0.0699)
OKLCH	oklch(28.35% 0.109 320.2)
XYZ	xyz(3.5355, 1.9552, 6.6684)
Luminance	0.0196 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40104A #1A4A10

analogous

#23104A #40104A #4A1037

triadic

#40104A #4A4010 #104A40

tetradic

#40104A #4A2310 #1A4A10 #10374A

square

#40104A #4A2310 #1A4A10 #10374A

split-complementary

#40104A #374A10 #104A23

monochromatic

#160519 #160519 #40104A #6C1B7C #9726AF

Accessibility & contrast

On white

15.10

#40104A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.39

#40104A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40104A

15.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40104A	#FFFFFF	#000000	##FFFFFF
##40104A	1.00	15.10	1.39	15.10
#FFFFFF	15.10	1.00	21.00	1.00
#000000	1.39	21.00	1.00	21.00
##FFFFFF	15.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00234C

Deuteranopia (green-blind)

#152849

Tritanopia (blue-blind)

#401B2B

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #40104a;
/* rgb */ color: rgb(64, 16, 74);
/* oklch */ color: oklch(28.3% 0.109 320.2);

Tailwind

colors: {
  custom: {
    50: '#77537d',
    500: '#40104a',
    950: '#000000',
  },
}

SCSS

$custom: #40104a;
$custom-light: #77537d;
$custom-dark: #000000;

JSON

{
  "hex": "#40104a",
  "rgb": {
    "r": 64,
    "g": 16,
    "b": 74
  },
  "hsl": {
    "h": 289.655,
    "s": 64.444,
    "l": 17.647
  },
  "oklch": {
    "l": 0.2835,
    "c": 0.10906,
    "h": 320.2
  },
  "luminance": 0.01955
}

Semantic roles & 50–950 ramp

primary

#40104A

secondary

#408432

accent

#E7405D

background

#F7F4F7

surface

#EDE8EE

border

#C8C4C9

text

#090309

muted

#7B787B

Preview Lab

Preview with #40104A

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

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