#42104F#42104F

#42104F is a dark, moderate purple. Relative luminance 0.021; OKLCH L 29.1% C 0.115 H 318.4°. Best body text is #FFFFFF at 14.80:1 contrast (WCAG AA passes).

Color values

HEX	#42104F
RGB	rgb(66, 16, 79)
HSL	hsl(288, 66%, 19%)
HSV	hsv(288, 80%, 31%)
CMYK	cmyk(16.5%, 79.7%, 0%, 69%)
CIE-LAB	lab(15.97, 33.81, -27.22)
CIE-LCH	lch(15.97, 43.40, 321.17°)
OKLab	oklab(29.05% 0.0861 -0.0764)
OKLCH	oklch(29.05% 0.115 318.4)
XYZ	xyz(3.8431, 2.0935, 7.5973)
Luminance	0.0209 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42104F #1D4F10

analogous

#22104F #42104F #4F103C

triadic

#42104F #4F4210 #104F42

tetradic

#42104F #4F2210 #1D4F10 #103C4F

square

#42104F #4F2210 #1D4F10 #103C4F

split-complementary

#42104F #3C4F10 #104F22

monochromatic

#150519 #17061C #42104F #6D1A82 #9725B5

Accessibility & contrast

On white

14.80

#42104F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.42

#42104F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #42104F

14.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42104F	#FFFFFF	#000000	##FFFFFF
##42104F	1.00	14.80	1.42	14.80
#FFFFFF	14.80	1.00	21.00	1.00
#000000	1.42	21.00	1.00	21.00
##FFFFFF	14.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002551

Deuteranopia (green-blind)

#13294E

Tritanopia (blue-blind)

#421D2E

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #42104f;
/* rgb */ color: rgb(66, 16, 79);
/* oklch */ color: oklch(29.1% 0.115 318.4);

Tailwind

colors: {
  custom: {
    50: '#795481',
    500: '#42104f',
    950: '#000000',
  },
}

SCSS

$custom: #42104f;
$custom-light: #795481;
$custom-dark: #000000;

JSON

{
  "hex": "#42104f",
  "rgb": {
    "r": 66,
    "g": 16,
    "b": 79
  },
  "hsl": {
    "h": 287.619,
    "s": 66.316,
    "l": 18.627
  },
  "oklch": {
    "l": 0.29051,
    "c": 0.11512,
    "h": 318.4
  },
  "luminance": 0.02093
}

Semantic roles & 50–950 ramp

primary

#42104F

secondary

#448932

accent

#E93F62

background

#F7F5F7

surface

#EEE9EE

border

#C9C5C9

text

#09030A

muted

#7B787C

Preview Lab

Preview with #42104F

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

Preview Lab → · Contrast checker → · Palette generator →