#3B1FA8#3B1FA8

#3B1FA8 is a dark, vivid violet. Relative luminance 0.047; OKLCH L 38.4% C 0.199 H 280.9°. Best body text is #FFFFFF at 10.78:1 contrast (WCAG AA passes).

Color values

HEX	#3B1FA8
RGB	rgb(59, 31, 168)
HSL	hsl(252, 69%, 39%)
HSV	hsv(252, 82%, 66%)
CMYK	cmyk(64.9%, 81.5%, 0%, 34.1%)
CIE-LAB	lab(25.97, 49.99, -67.78)
CIE-LCH	lch(25.97, 84.22, 306.41°)
OKLab	oklab(38.44% 0.0376 -0.1956)
OKLCH	oklch(38.44% 0.199 280.9)
XYZ	xyz(9.3593, 4.7362, 37.4592)
Luminance	0.0474 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B1FA8 #8CA81F

analogous

#1F48A8 #3B1FA8 #801FA8

triadic

#3B1FA8 #A83B1F #1FA83B

tetradic

#3B1FA8 #A81F48 #8CA81F #1FA880

square

#3B1FA8 #A81F48 #8CA81F #1FA880

split-complementary

#3B1FA8 #A8801F #48A81F

monochromatic

#170C41 #291574 #3B1FA8 #4F2CD8 #7A60E2

Accessibility & contrast

On white

10.78

#3B1FA8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#3B1FA8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B1FA8

10.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B1FA8	#FFFFFF	#000000	##FFFFFF
##3B1FA8	1.00	10.78	1.95	10.78
#FFFFFF	10.78	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0042AC

Deuteranopia (green-blind)

#0038A6

Tritanopia (blue-blind)

#004964

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #3b1fa8;
/* rgb */ color: rgb(59, 31, 168);
/* oklch */ color: oklch(38.4% 0.199 280.9);

Tailwind

colors: {
  custom: {
    50: '#8060c3',
    500: '#3b1fa8',
    950: '#000000',
  },
}

SCSS

$custom: #3b1fa8;
$custom-light: #8060c3;
$custom-dark: #000000;

JSON

{
  "hex": "#3b1fa8",
  "rgb": {
    "r": 59,
    "g": 31,
    "b": 168
  },
  "hsl": {
    "h": 252.263,
    "s": 68.844,
    "l": 39.02
  },
  "oklch": {
    "l": 0.38437,
    "c": 0.19919,
    "h": 280.9
  },
  "luminance": 0.04737
}

Semantic roles & 50–950 ramp

primary

#3B1FA8

secondary

#B1C65D

accent

#EC3CC8

background

#F8F5FC

surface

#F0EAF8

border

#CBC6D1

text

#0C0513

muted

#7D7982

Preview Lab

Preview with #3B1FA8

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

Preview Lab → · Contrast checker → · Palette generator →