#3F1E8B#3F1E8B

#3F1E8B is a dark, vivid violet. Relative luminance 0.038; OKLCH L 35.7% C 0.166 H 288.8°. Best body text is #FFFFFF at 11.87:1 contrast (WCAG AA passes).

Color values

HEX	#3F1E8B
RGB	rgb(63, 30, 139)
HSL	hsl(258, 64%, 33%)
HSV	hsv(258, 78%, 55%)
CMYK	cmyk(54.7%, 78.4%, 0%, 45.5%)
CIE-LAB	lab(23.17, 42.48, -54.59)
CIE-LCH	lch(23.17, 69.17, 307.89°)
OKLab	oklab(35.68% 0.0535 -0.157)
OKLCH	oklch(35.68% 0.166 288.8)
XYZ	xyz(7.1730, 3.8490, 24.7861)
Luminance	0.0385 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F1E8B #6A8B1E

analogous

#1E338B #3F1E8B #751E8B

triadic

#3F1E8B #8B3F1E #1E8B3F

tetradic

#3F1E8B #8B1E33 #6A8B1E #1E8B75

square

#3F1E8B #8B1E33 #6A8B1E #1E8B75

split-complementary

#3F1E8B #8B751E #338B1E

monochromatic

#110826 #281359 #3F1E8B #5629BD #764BD8

Accessibility & contrast

On white

11.87

#3F1E8B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#3F1E8B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F1E8B

11.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F1E8B	#FFFFFF	#000000	##FFFFFF
##3F1E8B	1.00	11.87	1.77	11.87
#FFFFFF	11.87	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00398E

Deuteranopia (green-blind)

#003489

Tritanopia (blue-blind)

#213D54

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #3f1e8b;
/* rgb */ color: rgb(63, 30, 139);
/* oklch */ color: oklch(35.7% 0.166 288.8);

Tailwind

colors: {
  custom: {
    50: '#7d5eae',
    500: '#3f1e8b',
    950: '#000000',
  },
}

SCSS

$custom: #3f1e8b;
$custom-light: #7d5eae;
$custom-dark: #000000;

JSON

{
  "hex": "#3f1e8b",
  "rgb": {
    "r": 63,
    "g": 30,
    "b": 139
  },
  "hsl": {
    "h": 258.165,
    "s": 64.497,
    "l": 33.137
  },
  "oklch": {
    "l": 0.35676,
    "c": 0.16585,
    "h": 288.8
  },
  "luminance": 0.03849
}

Semantic roles & 50–950 ramp

primary

#3F1E8B

secondary

#99BB4A

accent

#E740B5

background

#F8F5FA

surface

#EFE9F4

border

#CAC5CE

text

#0B0510

muted

#7C797F

Preview Lab

Preview with #3F1E8B

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

Preview Lab → · Contrast checker → · Palette generator →