#40175D#40175D

#40175D is a dark, vivid violet. Relative luminance 0.025; OKLCH L 30.7% C 0.120 H 307.5°. Best body text is #FFFFFF at 14.01:1 contrast (WCAG AA passes).

Color values

HEX	#40175D
RGB	rgb(64, 23, 93)
HSL	hsl(275, 60%, 23%)
HSV	hsv(275, 75%, 36%)
CMYK	cmyk(31.2%, 75.3%, 0%, 63.5%)
CIE-LAB	lab(17.89, 33.41, -33.59)
CIE-LCH	lch(17.89, 47.38, 314.85°)
OKLab	oklab(30.69% 0.0731 -0.0952)
OKLCH	oklch(30.69% 0.12 307.5)
XYZ	xyz(4.3961, 2.4932, 10.6034)
Luminance	0.0249 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40175D #345D17

analogous

#1D175D #40175D #5D1757

triadic

#40175D #5D4017 #175D40

tetradic

#40175D #5D1D17 #345D17 #17575D

square

#40175D #5D1D17 #345D17 #17575D

split-complementary

#40175D #575D17 #175D1D

monochromatic

#110619 #1E0B2C #40175D #62238E #842FBF

Accessibility & contrast

On white

14.01

#40175D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.50

#40175D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40175D

14.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40175D	#FFFFFF	#000000	##FFFFFF
##40175D	1.00	14.01	1.50	14.01
#FFFFFF	14.01	1.00	21.00	1.00
#000000	1.50	21.00	1.00	21.00
##FFFFFF	14.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002A5F

Deuteranopia (green-blind)

#042C5C

Tritanopia (blue-blind)

#3B2738

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #40175d;
/* rgb */ color: rgb(64, 23, 93);
/* oklch */ color: oklch(30.7% 0.120 307.5);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#40175d",
  "rgb": {
    "r": 64,
    "g": 23,
    "b": 93
  },
  "hsl": {
    "h": 275.143,
    "s": 60.345,
    "l": 22.745
  },
  "oklch": {
    "l": 0.30692,
    "c": 0.12009,
    "h": 307.5
  },
  "luminance": 0.02493
}

Semantic roles & 50–950 ramp

primary

#40175D

secondary

#60943C

accent

#E34486

background

#F7F5F8

surface

#EDE9F0

border

#C8C5CB

text

#09030C

muted

#7B787D

Preview Lab

Preview with #40175D

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

Preview Lab → · Contrast checker → · Palette generator →