#40173D#40173D

#40173D is a dark, moderate purple. Relative luminance 0.020; OKLCH L 28.4% C 0.084 H 330.4°. Best body text is #FFFFFF at 14.91:1 contrast (WCAG AA passes).

Color values

HEX	#40173D
RGB	rgb(64, 23, 61)
HSL	hsl(304, 47%, 17%)
HSV	hsv(304, 64%, 25%)
CMYK	cmyk(0%, 64.1%, 4.7%, 74.9%)
CIE-LAB	lab(15.70, 25.89, -15.19)
CIE-LCH	lch(15.70, 30.01, 329.59°)
OKLab	oklab(28.4% 0.0733 -0.0416)
OKLCH	oklch(28.4% 0.084 330.4)
XYZ	xyz(3.2630, 2.0399, 4.6359)
Luminance	0.0204 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40173D #17401A

analogous

#2F1740 #40173D #401729

triadic

#40173D #3D4017 #173D40

tetradic

#40173D #402F17 #17401A #172940

square

#40173D #402F17 #17401A #172940

split-complementary

#40173D #294017 #17402F

monochromatic

#170815 #170815 #40173D #6D2768 #9A3793

Accessibility & contrast

On white

14.91

#40173D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.41

#40173D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40173D

14.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40173D	#FFFFFF	#000000	##FFFFFF
##40173D	1.00	14.91	1.41	14.91
#FFFFFF	14.91	1.00	21.00	1.00
#000000	1.41	21.00	1.00	21.00
##FFFFFF	14.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#15243E

Deuteranopia (green-blind)

#21293C

Tritanopia (blue-blind)

#431B27

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #40173d;
/* rgb */ color: rgb(64, 23, 61);
/* oklch */ color: oklch(28.4% 0.084 330.4);

Tailwind

colors: {
  custom: {
    50: '#765772',
    500: '#40173d',
    950: '#000000',
  },
}

SCSS

$custom: #40173d;
$custom-light: #765772;
$custom-dark: #000000;

JSON

{
  "hex": "#40173d",
  "rgb": {
    "r": 64,
    "g": 23,
    "b": 61
  },
  "hsl": {
    "h": 304.39,
    "s": 47.126,
    "l": 17.059
  },
  "oklch": {
    "l": 0.28404,
    "c": 0.08432,
    "h": 330.4
  },
  "luminance": 0.0204
}

Semantic roles & 50–950 ramp

primary

#40173D

secondary

#3C7740

accent

#D75B51

background

#F7F5F6

surface

#EDE9EC

border

#C8C5C7

text

#090308

muted

#7B787B

Preview Lab

Preview with #40173D

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

Preview Lab → · Contrast checker → · Palette generator →