#42105D#42105D

#42105D is a dark, vivid violet. Relative luminance 0.023; OKLCH L 30.2% C 0.130 H 310.2°. Best body text is #FFFFFF at 14.35:1 contrast (WCAG AA passes).

Color values

HEX	#42105D
RGB	rgb(66, 16, 93)
HSL	hsl(279, 71%, 21%)
HSV	hsv(279, 83%, 36%)
CMYK	cmyk(29%, 82.8%, 0%, 63.5%)
CIE-LAB	lab(17.08, 37.05, -34.88)
CIE-LCH	lch(17.08, 50.88, 316.72°)
OKLab	oklab(30.19% 0.0837 -0.0989)
OKLCH	oklch(30.19% 0.13 310.2)
XYZ	xyz(4.4075, 2.3192, 10.5693)
Luminance	0.0232 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42105D #2B5D10

analogous

#1C105D #42105D #5D1052

triadic

#42105D #5D4210 #105D42

tetradic

#42105D #5D1C10 #2B5D10 #10525D

square

#42105D #5D1C10 #2B5D10 #10525D

split-complementary

#42105D #525D10 #105D1C

monochromatic

#13041A #1D0729 #42105D #671991 #8C22C5

Accessibility & contrast

On white

14.35

#42105D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.46

#42105D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #42105D

14.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42105D	#FFFFFF	#000000	##FFFFFF
##42105D	1.00	14.35	1.46	14.35
#FFFFFF	14.35	1.00	21.00	1.00
#000000	1.46	21.00	1.00	21.00
##FFFFFF	14.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00285F

Deuteranopia (green-blind)

#002B5B

Tritanopia (blue-blind)

#3E2336

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #42105d;
/* rgb */ color: rgb(66, 16, 93);
/* oklch */ color: oklch(30.2% 0.130 310.2);

Tailwind

colors: {
  custom: {
    50: '#7a558b',
    500: '#42105d',
    950: '#000000',
  },
}

SCSS

$custom: #42105d;
$custom-light: #7a558b;
$custom-dark: #000000;

JSON

{
  "hex": "#42105d",
  "rgb": {
    "r": 66,
    "g": 16,
    "b": 93
  },
  "hsl": {
    "h": 278.961,
    "s": 70.642,
    "l": 21.373
  },
  "oklch": {
    "l": 0.30188,
    "c": 0.12957,
    "h": 310.2
  },
  "luminance": 0.02319
}

Semantic roles & 50–950 ramp

primary

#42105D

secondary

#569633

accent

#ED3A79

background

#F7F5F8

surface

#EEE9F0

border

#C9C5CB

text

#09030C

muted

#7B787D

Preview Lab

Preview with #42105D

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

Preview Lab → · Contrast checker → · Palette generator →