#3A1B87#3A1B87

#3A1B87 is a dark, vivid violet. Relative luminance 0.034; OKLCH L 34.4% C 0.164 H 287.3°. Best body text is #FFFFFF at 12.45:1 contrast (WCAG AA passes).

Color values

HEX	#3A1B87
RGB	rgb(58, 27, 135)
HSL	hsl(257, 67%, 32%)
HSV	hsv(257, 80%, 53%)
CMYK	cmyk(57%, 80%, 0%, 47.1%)
CIE-LAB	lab(21.70, 42.07, -54.52)
CIE-LCH	lch(21.70, 68.86, 307.65°)
OKLab	oklab(34.4% 0.049 -0.1569)
OKLCH	oklch(34.4% 0.164 287.3)
XYZ	xyz(6.5087, 3.4323, 23.2365)
Luminance	0.0343 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A1B87 #68871B

analogous

#1B3287 #3A1B87 #701B87

triadic

#3A1B87 #873A1B #1B873A

tetradic

#3A1B87 #871B32 #68871B #1B8770

square

#3A1B87 #871B32 #68871B #1B8770

split-complementary

#3A1B87 #87701B #32871B

monochromatic

#0E0721 #241154 #3A1B87 #5025BA #6E43D9

Accessibility & contrast

On white

12.45

#3A1B87 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#3A1B87 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A1B87

12.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A1B87	#FFFFFF	#000000	##FFFFFF
##3A1B87	1.00	12.45	1.69	12.45
#FFFFFF	12.45	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00368A

Deuteranopia (green-blind)

#003185

Tritanopia (blue-blind)

#183A51

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #3a1b87;
/* rgb */ color: rgb(58, 27, 135);
/* oklch */ color: oklch(34.4% 0.164 287.3);

Tailwind

colors: {
  custom: {
    50: '#7a5cab',
    500: '#3a1b87',
    950: '#000000',
  },
}

SCSS

$custom: #3a1b87;
$custom-light: #7a5cab;
$custom-dark: #000000;

JSON

{
  "hex": "#3a1b87",
  "rgb": {
    "r": 58,
    "g": 27,
    "b": 135
  },
  "hsl": {
    "h": 257.222,
    "s": 66.667,
    "l": 31.765
  },
  "oklch": {
    "l": 0.34398,
    "c": 0.1644,
    "h": 287.3
  },
  "luminance": 0.03433
}

Semantic roles & 50–950 ramp

primary

#3A1B87

secondary

#98BA44

accent

#EA3EB8

background

#F7F5FA

surface

#EEE9F4

border

#C9C5CE

text

#0A0410

muted

#7C797F

Preview Lab

Preview with #3A1B87

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

Preview Lab → · Contrast checker → · Palette generator →