#40103D#40103D

#40103D is a dark, moderate purple. Relative luminance 0.018; OKLCH L 27.5% C 0.096 H 330.4°. Best body text is #FFFFFF at 15.45:1 contrast (WCAG AA passes).

Color values

HEX	#40103D
RGB	rgb(64, 16, 61)
HSL	hsl(304, 60%, 16%)
HSV	hsv(304, 75%, 25%)
CMYK	cmyk(0%, 75%, 4.7%, 74.9%)
CIE-LAB	lab(14.39, 29.49, -17.24)
CIE-LCH	lch(14.39, 34.16, 329.68°)
OKLab	oklab(27.45% 0.0837 -0.0474)
OKLCH	oklch(27.45% 0.096 330.4)
XYZ	xyz(3.1419, 1.7977, 4.5955)
Luminance	0.0180 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40103D #104013

analogous

#2B1040 #40103D #401025

triadic

#40103D #3D4010 #103D40

tetradic

#40103D #402B10 #104013 #102540

square

#40103D #402B10 #104013 #102540

split-complementary

#40103D #254010 #10402B

monochromatic

#180617 #180617 #40103D #711C6C #A2289A

Accessibility & contrast

On white

15.45

#40103D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.36

#40103D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40103D

15.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40103D	#FFFFFF	#000000	##FFFFFF
##40103D	1.00	15.45	1.36	15.45
#FFFFFF	15.45	1.00	21.00	1.00
#000000	1.36	21.00	1.00	21.00
##FFFFFF	15.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0C203E

Deuteranopia (green-blind)

#1E273C

Tritanopia (blue-blind)

#431524

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #40103d;
/* rgb */ color: rgb(64, 16, 61);
/* oklch */ color: oklch(27.5% 0.096 330.4);

Tailwind

colors: {
  custom: {
    50: '#775372',
    500: '#40103d',
    950: '#000000',
  },
}

SCSS

$custom: #40103d;
$custom-light: #775372;
$custom-dark: #000000;

JSON

{
  "hex": "#40103d",
  "rgb": {
    "r": 64,
    "g": 16,
    "b": 61
  },
  "hsl": {
    "h": 303.75,
    "s": 60,
    "l": 15.686
  },
  "oklch": {
    "l": 0.27452,
    "c": 0.09618,
    "h": 330.4
  },
  "luminance": 0.01797
}

Semantic roles & 50–950 ramp

primary

#40103D

secondary

#327A36

accent

#E34F45

background

#F7F4F6

surface

#EDE7EC

border

#C8C3C7

text

#090208

muted

#7B787B

Preview Lab

Preview with #40103D

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

Preview Lab → · Contrast checker → · Palette generator →