#3B1B9F#3B1B9F

#3B1B9F is a dark, vivid violet. Relative luminance 0.042; OKLCH L 37.0% C 0.192 H 282.8°. Best body text is #FFFFFF at 11.39:1 contrast (WCAG AA passes).

Color values

HEX	#3B1B9F
RGB	rgb(59, 27, 159)
HSL	hsl(255, 71%, 36%)
HSV	hsv(255, 83%, 62%)
CMYK	cmyk(62.9%, 83%, 0%, 37.6%)
CIE-LAB	lab(24.37, 49.14, -64.95)
CIE-LCH	lch(24.37, 81.45, 307.11°)
OKLab	oklab(37.04% 0.0426 -0.1873)
OKLCH	oklch(37.04% 0.192 282.8)
XYZ	xyz(8.4516, 4.2163, 33.1626)
Luminance	0.0422 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B1B9F #7F9F1B

analogous

#1B3D9F #3B1B9F #7D1B9F

triadic

#3B1B9F #9F3B1B #1B9F3B

tetradic

#3B1B9F #9F1B3D #7F9F1B #1B9F7D

square

#3B1B9F #9F1B3D #7F9F1B #1B9F7D

split-complementary

#3B1B9F #9F7D1B #3D9F1B

monochromatic

#140936 #28126B #3B1B9F #4E24D3 #7553E2

Accessibility & contrast

On white

11.39

#3B1B9F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#3B1B9F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B1B9F

11.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B1B9F	#FFFFFF	#000000	##FFFFFF
##3B1B9F	1.00	11.39	1.84	11.39
#FFFFFF	11.39	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003EA3

Deuteranopia (green-blind)

#00359D

Tritanopia (blue-blind)

#00445E

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #3b1b9f;
/* rgb */ color: rgb(59, 27, 159);
/* oklch */ color: oklch(37.0% 0.192 282.8);

Tailwind

colors: {
  custom: {
    50: '#7f5dbd',
    500: '#3b1b9f',
    950: '#000000',
  },
}

SCSS

$custom: #3b1b9f;
$custom-light: #7f5dbd;
$custom-dark: #000000;

JSON

{
  "hex": "#3b1b9f",
  "rgb": {
    "r": 59,
    "g": 27,
    "b": 159
  },
  "hsl": {
    "h": 254.545,
    "s": 70.968,
    "l": 36.471
  },
  "oklch": {
    "l": 0.37043,
    "c": 0.19212,
    "h": 282.8
  },
  "luminance": 0.04217
}

Semantic roles & 50–950 ramp

primary

#3B1B9F

secondary

#A9C551

accent

#EE3AC2

background

#F8F5FB

surface

#EFE9F7

border

#CAC5D0

text

#0B0512

muted

#7C7981

Preview Lab

Preview with #3B1B9F

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

Preview Lab → · Contrast checker → · Palette generator →