#3F1F87#3F1F87

#3F1F87 is a dark, vivid violet. Relative luminance 0.038; OKLCH L 35.4% C 0.160 H 289.7°. Best body text is #FFFFFF at 11.95:1 contrast (WCAG AA passes).

Color values

HEX	#3F1F87
RGB	rgb(63, 31, 135)
HSL	hsl(258, 63%, 33%)
HSV	hsv(258, 77%, 53%)
CMYK	cmyk(53.3%, 77%, 0%, 47.1%)
CIE-LAB	lab(22.95, 40.81, -52.44)
CIE-LCH	lch(22.95, 66.45, 307.89°)
OKLab	oklab(35.41% 0.0538 -0.1507)
OKLCH	oklch(35.41% 0.16 289.7)
XYZ	xyz(6.9118, 3.7857, 23.2835)
Luminance	0.0379 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 6.90

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F1F87 #67871F

analogous

#1F3387 #3F1F87 #731F87

triadic

#3F1F87 #873F1F #1F873F

tetradic

#3F1F87 #871F33 #67871F #1F8773

square

#3F1F87 #871F33 #67871F #1F8773

split-complementary

#3F1F87 #87731F #33871F

monochromatic

#110823 #281455 #3F1F87 #562AB9 #764BD6

Accessibility & contrast

On white

11.95

#3F1F87 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#3F1F87 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F1F87

11.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F1F87	#FFFFFF	#000000	##FFFFFF
##3F1F87	1.00	11.95	1.76	11.95
#FFFFFF	11.95	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00398A

Deuteranopia (green-blind)

#003485

Tritanopia (blue-blind)

#243C52

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #3f1f87;
/* rgb */ color: rgb(63, 31, 135);
/* oklch */ color: oklch(35.4% 0.160 289.7);

Tailwind

colors: {
  custom: {
    50: '#7c5eab',
    500: '#3f1f87',
    950: '#000000',
  },
}

SCSS

$custom: #3f1f87;
$custom-light: #7c5eab;
$custom-dark: #000000;

JSON

{
  "hex": "#3f1f87",
  "rgb": {
    "r": 63,
    "g": 31,
    "b": 135
  },
  "hsl": {
    "h": 258.462,
    "s": 62.651,
    "l": 32.549
  },
  "oklch": {
    "l": 0.35405,
    "c": 0.16003,
    "h": 289.7
  },
  "luminance": 0.03786
}

Semantic roles & 50–950 ramp

primary

#3F1F87

secondary

#96B84A

accent

#E642B3

background

#F8F5FA

surface

#EFE9F4

border

#CAC5CE

text

#0A0510

muted

#7C797F

Preview Lab

Preview with #3F1F87

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

Preview Lab → · Contrast checker → · Palette generator →