#40175E#40175E

#40175E is a dark, vivid violet. Relative luminance 0.025; OKLCH L 30.8% C 0.121 H 307.0°. Best body text is #FFFFFF at 13.98:1 contrast (WCAG AA passes).

Color values

HEX	#40175E
RGB	rgb(64, 23, 94)
HSL	hsl(275, 61%, 23%)
HSV	hsv(275, 76%, 37%)
CMYK	cmyk(31.9%, 75.5%, 0%, 63.1%)
CIE-LAB	lab(17.97, 33.67, -34.12)
CIE-LCH	lch(17.97, 47.94, 314.62°)
OKLab	oklab(30.78% 0.073 -0.0968)
OKLCH	oklch(30.78% 0.121 307)
XYZ	xyz(4.4407, 2.5110, 10.8382)
Luminance	0.0251 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40175E #355E17

analogous

#1C175E #40175E #5E1758

triadic

#40175E #5E4017 #175E40

tetradic

#40175E #5E1C17 #355E17 #17585E

square

#40175E #5E1C17 #355E17 #17585E

split-complementary

#40175E #585E17 #175E1C

monochromatic

#110619 #1F0B2D #40175E #61238F #832FC0

Accessibility & contrast

On white

13.98

#40175E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.50

#40175E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40175E

13.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40175E	#FFFFFF	#000000	##FFFFFF
##40175E	1.00	13.98	1.50	13.98
#FFFFFF	13.98	1.00	21.00	1.00
#000000	1.50	21.00	1.00	21.00
##FFFFFF	13.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002B60

Deuteranopia (green-blind)

#022C5C

Tritanopia (blue-blind)

#3B2738

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #40175e;
/* rgb */ color: rgb(64, 23, 94);
/* oklch */ color: oklch(30.8% 0.121 307.0);

Tailwind

colors: {
  custom: {
    50: '#78588c',
    500: '#40175e',
    950: '#000000',
  },
}

SCSS

$custom: #40175e;
$custom-light: #78588c;
$custom-dark: #000000;

JSON

{
  "hex": "#40175e",
  "rgb": {
    "r": 64,
    "g": 23,
    "b": 94
  },
  "hsl": {
    "h": 274.648,
    "s": 60.684,
    "l": 22.941
  },
  "oklch": {
    "l": 0.30775,
    "c": 0.12125,
    "h": 307
  },
  "luminance": 0.02511
}

Semantic roles & 50–950 ramp

primary

#40175E

secondary

#62953C

accent

#E44488

background

#F7F5F8

surface

#EEE9F0

border

#C9C5CB

text

#09030C

muted

#7B787D

Preview Lab

Preview with #40175E

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

Preview Lab → · Contrast checker → · Palette generator →