#40103F#40103F

#40103F is a dark, moderate purple. Relative luminance 0.018; OKLCH L 27.6% C 0.098 H 328.7°. Best body text is #FFFFFF at 15.40:1 contrast (WCAG AA passes).

Color values

HEX	#40103F
RGB	rgb(64, 16, 63)
HSL	hsl(301, 60%, 16%)
HSV	hsv(301, 75%, 25%)
CMYK	cmyk(0%, 75%, 1.6%, 74.9%)
CIE-LAB	lab(14.51, 29.88, -18.46)
CIE-LCH	lch(14.51, 35.12, 328.30°)
OKLab	oklab(27.58% 0.0838 -0.051)
OKLCH	oklch(27.58% 0.098 328.7)
XYZ	xyz(3.1968, 1.8197, 4.8845)
Luminance	0.0182 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40103F #104011

analogous

#291040 #40103F #401027

triadic

#40103F #3F4010 #103F40

tetradic

#40103F #402910 #104011 #102740

square

#40103F #402910 #104011 #102740

split-complementary

#40103F #274010 #104029

monochromatic

#180618 #180618 #40103F #711C6F #A2289F

Accessibility & contrast

On white

15.40

#40103F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.36

#40103F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40103F

15.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40103F	#FFFFFF	#000000	##FFFFFF
##40103F	1.00	15.40	1.36	15.40
#FFFFFF	15.40	1.00	21.00	1.00
#000000	1.36	21.00	1.00	21.00
##FFFFFF	15.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0A2140

Deuteranopia (green-blind)

#1D273E

Tritanopia (blue-blind)

#421625

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #40103f;
/* rgb */ color: rgb(64, 16, 63);
/* oklch */ color: oklch(27.6% 0.098 328.7);

Tailwind

colors: {
  custom: {
    50: '#775374',
    500: '#40103f',
    950: '#000000',
  },
}

SCSS

$custom: #40103f;
$custom-light: #775374;
$custom-dark: #000000;

JSON

{
  "hex": "#40103f",
  "rgb": {
    "r": 64,
    "g": 16,
    "b": 63
  },
  "hsl": {
    "h": 301.25,
    "s": 60,
    "l": 15.686
  },
  "oklch": {
    "l": 0.27581,
    "c": 0.09809,
    "h": 328.7
  },
  "luminance": 0.01819
}

Semantic roles & 50–950 ramp

primary

#40103F

secondary

#327A33

accent

#E34845

background

#F7F4F7

surface

#EDE7ED

border

#C8C3C8

text

#090308

muted

#7B787B

Preview Lab

Preview with #40103F

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

Preview Lab → · Contrast checker → · Palette generator →