#3F105E#3F105E

#3F105E is a dark, vivid violet. Relative luminance 0.022; OKLCH L 29.8% C 0.130 H 307.4°. Best body text is #FFFFFF at 14.51:1 contrast (WCAG AA passes).

Color values

HEX	#3F105E
RGB	rgb(63, 16, 94)
HSL	hsl(276, 71%, 22%)
HSV	hsv(276, 83%, 37%)
CMYK	cmyk(33%, 83%, 0%, 63.1%)
CIE-LAB	lab(16.68, 36.69, -36.22)
CIE-LCH	lch(16.68, 51.56, 315.36°)
OKLab	oklab(29.83% 0.0789 -0.103)
OKLCH	oklch(29.83% 0.13 307.4)
XYZ	xyz(4.2551, 2.2356, 10.7948)
Luminance	0.0223 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F105E #2F5E10

analogous

#18105E #3F105E #5E1056

triadic

#3F105E #5E3F10 #105E3F

tetradic

#3F105E #5E1810 #2F5E10 #10565E

square

#3F105E #5E1810 #2F5E10 #10565E

split-complementary

#3F105E #565E10 #105E18

monochromatic

#12041A #1C072A #3F105E #621992 #8522C7

Accessibility & contrast

On white

14.51

#3F105E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.45

#3F105E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F105E

14.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F105E	#FFFFFF	#000000	##FFFFFF
##3F105E	1.00	14.51	1.45	14.51
#FFFFFF	14.51	1.00	21.00	1.00
#000000	1.45	21.00	1.00	21.00
##FFFFFF	14.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002860

Deuteranopia (green-blind)

#002A5C

Tritanopia (blue-blind)

#3A2437

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #3f105e;
/* rgb */ color: rgb(63, 16, 94);
/* oklch */ color: oklch(29.8% 0.130 307.4);

Tailwind

colors: {
  custom: {
    50: '#78548c',
    500: '#3f105e',
    950: '#000000',
  },
}

SCSS

$custom: #3f105e;
$custom-light: #78548c;
$custom-dark: #000000;

JSON

{
  "hex": "#3f105e",
  "rgb": {
    "r": 63,
    "g": 16,
    "b": 94
  },
  "hsl": {
    "h": 276.154,
    "s": 70.909,
    "l": 21.569
  },
  "oklch": {
    "l": 0.2983,
    "c": 0.12971,
    "h": 307.4
  },
  "luminance": 0.02235
}

Semantic roles & 50–950 ramp

primary

#3F105E

secondary

#5B9733

accent

#EE3A81

background

#F7F5F8

surface

#EEE9F0

border

#C9C5CB

text

#09030C

muted

#7B787D

Preview Lab

Preview with #3F105E

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

Preview Lab → · Contrast checker → · Palette generator →