#40175F#40175F

#40175F is a dark, vivid violet. Relative luminance 0.025; OKLCH L 30.9% C 0.122 H 306.5°. Best body text is #FFFFFF at 13.95:1 contrast (WCAG AA passes).

Color values

HEX	#40175F
RGB	rgb(64, 23, 95)
HSL	hsl(274, 61%, 23%)
HSV	hsv(274, 76%, 37%)
CMYK	cmyk(32.6%, 75.8%, 0%, 62.7%)
CIE-LAB	lab(18.05, 33.93, -34.66)
CIE-LCH	lch(18.05, 48.50, 314.39°)
OKLab	oklab(30.86% 0.0728 -0.0984)
OKLCH	oklch(30.86% 0.122 306.5)
XYZ	xyz(4.4859, 2.5291, 11.0761)
Luminance	0.0253 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40175F #365F17

analogous

#1C175F #40175F #5F175A

triadic

#40175F #5F4017 #175F40

tetradic

#40175F #5F1C17 #365F17 #175A5F

square

#40175F #5F1C17 #365F17 #175A5F

split-complementary

#40175F #5A5F17 #175F1C

monochromatic

#110619 #1F0B2E #40175F #612390 #822FC2

Accessibility & contrast

On white

13.95

#40175F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.51

#40175F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40175F

13.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40175F	#FFFFFF	#000000	##FFFFFF
##40175F	1.00	13.95	1.51	13.95
#FFFFFF	13.95	1.00	21.00	1.00
#000000	1.51	21.00	1.00	21.00
##FFFFFF	13.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002B61

Deuteranopia (green-blind)

#002C5D

Tritanopia (blue-blind)

#3B2839

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #40175f;
/* rgb */ color: rgb(64, 23, 95);
/* oklch */ color: oklch(30.9% 0.122 306.5);

Tailwind

colors: {
  custom: {
    50: '#78588d',
    500: '#40175f',
    950: '#000000',
  },
}

SCSS

$custom: #40175f;
$custom-light: #78588d;
$custom-dark: #000000;

JSON

{
  "hex": "#40175f",
  "rgb": {
    "r": 64,
    "g": 23,
    "b": 95
  },
  "hsl": {
    "h": 274.167,
    "s": 61.017,
    "l": 23.137
  },
  "oklch": {
    "l": 0.30859,
    "c": 0.12239,
    "h": 306.5
  },
  "luminance": 0.02529
}

Semantic roles & 50–950 ramp

primary

#40175F

secondary

#63963C

accent

#E44489

background

#F7F5F8

surface

#EEE9F0

border

#C9C5CB

text

#09030C

muted

#7B787D

Preview Lab

Preview with #40175F

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

Preview Lab → · Contrast checker → · Palette generator →