#40174C#40174C

#40174C is a dark, moderate purple. Relative luminance 0.022; OKLCH L 29.4% C 0.101 H 317.8°. Best body text is #FFFFFF at 14.53:1 contrast (WCAG AA passes).

Color values

HEX	#40174C
RGB	rgb(64, 23, 76)
HSL	hsl(286, 54%, 19%)
HSV	hsv(286, 70%, 30%)
CMYK	cmyk(15.8%, 69.7%, 0%, 70.2%)
CIE-LAB	lab(16.62, 29.21, -24.13)
CIE-LCH	lch(16.62, 37.89, 320.44°)
OKLab	oklab(29.38% 0.0746 -0.0675)
OKLCH	oklch(29.38% 0.101 317.8)
XYZ	xyz(3.7251, 2.2247, 7.0693)
Luminance	0.0222 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40174C #234C17

analogous

#26174C #40174C #4C173E

triadic

#40174C #4C4017 #174C40

tetradic

#40174C #4C2617 #234C17 #173E4C

square

#40174C #4C2617 #234C17 #173E4C

split-complementary

#40174C #3E4C17 #174C26

monochromatic

#140717 #18091D #40174C #68257B #8F33AA

Accessibility & contrast

On white

14.53

#40174C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.45

#40174C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40174C

14.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40174C	#FFFFFF	#000000	##FFFFFF
##40174C	1.00	14.53	1.45	14.53
#FFFFFF	14.53	1.00	21.00	1.00
#000000	1.45	21.00	1.00	21.00
##FFFFFF	14.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#07264E

Deuteranopia (green-blind)

#192A4B

Tritanopia (blue-blind)

#40202F

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #40174c;
/* rgb */ color: rgb(64, 23, 76);
/* oklch */ color: oklch(29.4% 0.101 317.8);

Tailwind

colors: {
  custom: {
    50: '#77577e',
    500: '#40174c',
    950: '#000000',
  },
}

SCSS

$custom: #40174c;
$custom-light: #77577e;
$custom-dark: #000000;

JSON

{
  "hex": "#40174c",
  "rgb": {
    "r": 64,
    "g": 23,
    "b": 76
  },
  "hsl": {
    "h": 286.415,
    "s": 53.535,
    "l": 19.412
  },
  "oklch": {
    "l": 0.29383,
    "c": 0.10059,
    "h": 317.8
  },
  "luminance": 0.02225
}

Semantic roles & 50–950 ramp

primary

#40174C

secondary

#4C833C

accent

#DD4B6C

background

#F7F5F7

surface

#EDE9EE

border

#C8C5C9

text

#09030A

muted

#7B787C

Preview Lab

Preview with #40174C

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

Preview Lab → · Contrast checker → · Palette generator →