#40103E#40103E

#40103E is a dark, moderate purple. Relative luminance 0.018; OKLCH L 27.5% C 0.097 H 329.6°. Best body text is #FFFFFF at 15.42:1 contrast (WCAG AA passes).

Color values

HEX	#40103E
RGB	rgb(64, 16, 62)
HSL	hsl(303, 60%, 16%)
HSV	hsv(303, 75%, 25%)
CMYK	cmyk(0%, 75%, 3.1%, 74.9%)
CIE-LAB	lab(14.45, 29.68, -17.85)
CIE-LCH	lch(14.45, 34.64, 328.98°)
OKLab	oklab(27.52% 0.0838 -0.0492)
OKLCH	oklch(27.52% 0.097 329.6)
XYZ	xyz(3.1691, 1.8086, 4.7387)
Luminance	0.0181 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40103E #104012

analogous

#2A1040 #40103E #401026

triadic

#40103E #3E4010 #103E40

tetradic

#40103E #402A10 #104012 #102640

square

#40103E #402A10 #104012 #102640

split-complementary

#40103E #264010 #10402A

monochromatic

#180618 #180618 #40103E #711C6D #A2289D

Accessibility & contrast

On white

15.42

#40103E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.36

#40103E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40103E

15.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40103E	#FFFFFF	#000000	##FFFFFF
##40103E	1.00	15.42	1.36	15.42
#FFFFFF	15.42	1.00	21.00	1.00
#000000	1.36	21.00	1.00	21.00
##FFFFFF	15.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0B203F

Deuteranopia (green-blind)

#1D273D

Tritanopia (blue-blind)

#431625

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #40103e;
/* rgb */ color: rgb(64, 16, 62);
/* oklch */ color: oklch(27.5% 0.097 329.6);

Tailwind

colors: {
  custom: {
    50: '#775373',
    500: '#40103e',
    950: '#000000',
  },
}

SCSS

$custom: #40103e;
$custom-light: #775373;
$custom-dark: #000000;

JSON

{
  "hex": "#40103e",
  "rgb": {
    "r": 64,
    "g": 16,
    "b": 62
  },
  "hsl": {
    "h": 302.5,
    "s": 60,
    "l": 15.686
  },
  "oklch": {
    "l": 0.27516,
    "c": 0.09714,
    "h": 329.6
  },
  "luminance": 0.01808
}

Semantic roles & 50–950 ramp

primary

#40103E

secondary

#327A35

accent

#E34B45

background

#F7F4F7

surface

#EDE7ED

border

#C8C3C8

text

#090308

muted

#7B787B

Preview Lab

Preview with #40103E

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

Preview Lab → · Contrast checker → · Palette generator →