#3F1E9B#3F1E9B

#3F1E9B is a dark, vivid violet. Relative luminance 0.044; OKLCH L 37.3% C 0.185 H 285.2°. Best body text is #FFFFFF at 11.23:1 contrast (WCAG AA passes).

Color values

HEX	#3F1E9B
RGB	rgb(63, 30, 155)
HSL	hsl(256, 68%, 36%)
HSV	hsv(256, 81%, 61%)
CMYK	cmyk(59.4%, 80.6%, 0%, 39.2%)
CIE-LAB	lab(24.80, 47.11, -61.79)
CIE-LCH	lch(24.80, 77.70, 307.32°)
OKLab	oklab(37.31% 0.0485 -0.178)
OKLCH	oklch(37.31% 0.185 285.2)
XYZ	xyz(8.4288, 4.3513, 31.3997)
Luminance	0.0435 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F1E9B #7A9B1E

analogous

#1E3C9B #3F1E9B #7E1E9B

triadic

#3F1E9B #9B3F1E #1E9B3F

tetradic

#3F1E9B #9B1E3C #7A9B1E #1E9B7E

square

#3F1E9B #9B1E3C #7A9B1E #1E9B7E

split-complementary

#3F1E9B #9B7E1E #3C9B1E

monochromatic

#150A34 #2A1468 #3F1E9B #5428CE #7955DE

Accessibility & contrast

On white

11.23

#3F1E9B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#3F1E9B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F1E9B

11.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F1E9B	#FFFFFF	#000000	##FFFFFF
##3F1E9B	1.00	11.23	1.87	11.23
#FFFFFF	11.23	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E9E

Deuteranopia (green-blind)

#003799

Tritanopia (blue-blind)

#09435D

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #3f1e9b;
/* rgb */ color: rgb(63, 30, 155);
/* oklch */ color: oklch(37.3% 0.185 285.2);

Tailwind

colors: {
  custom: {
    50: '#805fba',
    500: '#3f1e9b',
    950: '#000000',
  },
}

SCSS

$custom: #3f1e9b;
$custom-light: #805fba;
$custom-dark: #000000;

JSON

{
  "hex": "#3f1e9b",
  "rgb": {
    "r": 63,
    "g": 30,
    "b": 155
  },
  "hsl": {
    "h": 255.84,
    "s": 67.568,
    "l": 36.275
  },
  "oklch": {
    "l": 0.37306,
    "c": 0.18453,
    "h": 285.2
  },
  "luminance": 0.04352
}

Semantic roles & 50–950 ramp

primary

#3F1E9B

secondary

#A4C253

accent

#EA3DBD

background

#F8F5FB

surface

#EFE9F6

border

#CAC5D0

text

#0B0512

muted

#7C7981

Preview Lab

Preview with #3F1E9B

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

Preview Lab → · Contrast checker → · Palette generator →