#3F1F8A#3F1F8A

#3F1F8A is a dark, vivid violet. Relative luminance 0.039; OKLCH L 35.7% C 0.164 H 288.9°. Best body text is #FFFFFF at 11.83:1 contrast (WCAG AA passes).

Color values

HEX	#3F1F8A
RGB	rgb(63, 31, 138)
HSL	hsl(258, 63%, 33%)
HSV	hsv(258, 78%, 54%)
CMYK	cmyk(54.3%, 77.5%, 0%, 45.9%)
CIE-LAB	lab(23.24, 41.69, -53.84)
CIE-LCH	lch(23.24, 68.09, 307.75°)
OKLab	oklab(35.7% 0.053 -0.1548)
OKLCH	oklch(35.7% 0.164 288.9)
XYZ	xyz(7.1260, 3.8714, 24.4116)
Luminance	0.0387 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F1F8A #6A8A1F

analogous

#1F348A #3F1F8A #741F8A

triadic

#3F1F8A #8A3F1F #1F8A3F

tetradic

#3F1F8A #8A1F34 #6A8A1F #1F8A74

square

#3F1F8A #8A1F34 #6A8A1F #1F8A74

split-complementary

#3F1F8A #8A741F #348A1F

monochromatic

#110926 #281458 #3F1F8A #562ABC #764CD7

Accessibility & contrast

On white

11.83

#3F1F8A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#3F1F8A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F1F8A

11.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F1F8A	#FFFFFF	#000000	##FFFFFF
##3F1F8A	1.00	11.83	1.77	11.83
#FFFFFF	11.83	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A8D

Deuteranopia (green-blind)

#003588

Tritanopia (blue-blind)

#223D53

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #3f1f8a;
/* rgb */ color: rgb(63, 31, 138);
/* oklch */ color: oklch(35.7% 0.164 288.9);

Tailwind

colors: {
  custom: {
    50: '#7d5fad',
    500: '#3f1f8a',
    950: '#000000',
  },
}

SCSS

$custom: #3f1f8a;
$custom-light: #7d5fad;
$custom-dark: #000000;

JSON

{
  "hex": "#3f1f8a",
  "rgb": {
    "r": 63,
    "g": 31,
    "b": 138
  },
  "hsl": {
    "h": 257.944,
    "s": 63.314,
    "l": 33.137
  },
  "oklch": {
    "l": 0.35699,
    "c": 0.16363,
    "h": 288.9
  },
  "luminance": 0.03872
}

Semantic roles & 50–950 ramp

primary

#3F1F8A

secondary

#99BA4B

accent

#E641B5

background

#F8F5FA

surface

#EFE9F4

border

#CAC5CE

text

#0B0510

muted

#7C797F

Preview Lab

Preview with #3F1F8A

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

Preview Lab → · Contrast checker → · Palette generator →