#3F1D74#3F1D74

#3F1D74 is a dark, vivid violet. Relative luminance 0.032; OKLCH L 33.4% C 0.139 H 295.7°. Best body text is #FFFFFF at 12.81:1 contrast (WCAG AA passes).

Color values

HEX	#3F1D74
RGB	rgb(63, 29, 116)
HSL	hsl(263, 60%, 28%)
HSV	hsv(263, 75%, 45%)
CMYK	cmyk(45.7%, 75%, 0%, 54.5%)
CIE-LAB	lab(20.81, 36.35, -43.88)
CIE-LCH	lch(20.81, 56.98, 309.64°)
OKLab	oklab(33.35% 0.0605 -0.1256)
OKLCH	oklch(33.35% 0.139 295.7)
XYZ	xyz(5.6408, 3.1963, 16.8394)
Luminance	0.0320 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F1D74 #52741D

analogous

#1D2674 #3F1D74 #6A1D74

triadic

#3F1D74 #743F1D #1D743F

tetradic

#3F1D74 #741D26 #52741D #1D746A

square

#3F1D74 #741D26 #52741D #1D746A

split-complementary

#3F1D74 #746A1D #26741D

monochromatic

#0D0618 #241143 #3F1D74 #5A29A5 #763DCE

Accessibility & contrast

On white

12.81

#3F1D74 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#3F1D74 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F1D74

12.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F1D74	#FFFFFF	#000000	##FFFFFF
##3F1D74	1.00	12.81	1.64	12.81
#FFFFFF	12.81	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003377

Deuteranopia (green-blind)

#003172

Tritanopia (blue-blind)

#313346

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #3f1d74;
/* rgb */ color: rgb(63, 29, 116);
/* oklch */ color: oklch(33.4% 0.139 295.7);

Tailwind

colors: {
  custom: {
    50: '#7a5c9d',
    500: '#3f1d74',
    950: '#000000',
  },
}

SCSS

$custom: #3f1d74;
$custom-light: #7a5c9d;
$custom-dark: #000000;

JSON

{
  "hex": "#3f1d74",
  "rgb": {
    "r": 63,
    "g": 29,
    "b": 116
  },
  "hsl": {
    "h": 263.448,
    "s": 60,
    "l": 28.431
  },
  "oklch": {
    "l": 0.33353,
    "c": 0.13937,
    "h": 295.7
  },
  "luminance": 0.03196
}

Semantic roles & 50–950 ramp

primary

#3F1D74

secondary

#81A845

accent

#E345A5

background

#F7F5F9

surface

#EEE9F2

border

#C9C5CC

text

#0A040E

muted

#7C797E

Preview Lab

Preview with #3F1D74

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

Preview Lab → · Contrast checker → · Palette generator →