#3F1BA0#3F1BA0

#3F1BA0 is a dark, vivid violet. Relative luminance 0.044; OKLCH L 37.5% C 0.193 H 284.6°. Best body text is #FFFFFF at 11.20:1 contrast (WCAG AA passes).

Color values

HEX	#3F1BA0
RGB	rgb(63, 27, 160)
HSL	hsl(256, 71%, 37%)
HSV	hsv(256, 83%, 63%)
CMYK	cmyk(60.6%, 83.1%, 0%, 37.3%)
CIE-LAB	lab(24.88, 49.84, -64.71)
CIE-LCH	lch(24.88, 81.68, 307.61°)
OKLab	oklab(37.52% 0.0486 -0.1865)
OKLCH	oklch(37.52% 0.193 284.6)
XYZ	xyz(8.7851, 4.3781, 33.6330)
Luminance	0.0438 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F1BA0 #7CA01B

analogous

#1B39A0 #3F1BA0 #821BA0

triadic

#3F1BA0 #A03F1B #1BA03F

tetradic

#3F1BA0 #A01B39 #7CA01B #1BA082

square

#3F1BA0 #A01B39 #7CA01B #1BA082

split-complementary

#3F1BA0 #A0821B #39A01B

monochromatic

#160937 #2A126C #3F1BA0 #5424D4 #7A53E2

Accessibility & contrast

On white

11.20

#3F1BA0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#3F1BA0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F1BA0

11.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F1BA0	#FFFFFF	#000000	##FFFFFF
##3F1BA0	1.00	11.20	1.88	11.20
#FFFFFF	11.20	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003FA4

Deuteranopia (green-blind)

#00379E

Tritanopia (blue-blind)

#00445F

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #3f1ba0;
/* rgb */ color: rgb(63, 27, 160);
/* oklch */ color: oklch(37.5% 0.193 284.6);

Tailwind

colors: {
  custom: {
    50: '#815ebd',
    500: '#3f1ba0',
    950: '#000000',
  },
}

SCSS

$custom: #3f1ba0;
$custom-light: #815ebd;
$custom-dark: #000000;

JSON

{
  "hex": "#3f1ba0",
  "rgb": {
    "r": 63,
    "g": 27,
    "b": 160
  },
  "hsl": {
    "h": 256.241,
    "s": 71.123,
    "l": 36.667
  },
  "oklch": {
    "l": 0.37523,
    "c": 0.19273,
    "h": 284.6
  },
  "luminance": 0.04379
}

Semantic roles & 50–950 ramp

primary

#3F1BA0

secondary

#A6C552

accent

#EE3ABD

background

#F8F5FB

surface

#F0E9F7

border

#CBC5D0

text

#0C0512

muted

#7D7981

Preview Lab

Preview with #3F1BA0

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

Preview Lab → · Contrast checker → · Palette generator →