#3A1F91#3A1F91

#3A1F91 is a dark, vivid violet. Relative luminance 0.039; OKLCH L 35.9% C 0.172 H 284.5°. Best body text is #FFFFFF at 11.77:1 contrast (WCAG AA passes).

Color values

HEX	#3A1F91
RGB	rgb(58, 31, 145)
HSL	hsl(254, 65%, 35%)
HSV	hsv(254, 79%, 57%)
CMYK	cmyk(60%, 78.6%, 0%, 43.1%)
CIE-LAB	lab(23.42, 43.06, -57.93)
CIE-LCH	lch(23.42, 72.18, 306.63°)
OKLab	oklab(35.91% 0.0431 -0.1669)
OKLCH	oklch(35.91% 0.172 284.5)
XYZ	xyz(7.3442, 3.9234, 27.1529)
Luminance	0.0392 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A1F91 #76911F

analogous

#1F3D91 #3A1F91 #731F91

triadic

#3A1F91 #913A1F #1F913A

tetradic

#3A1F91 #911F3D #76911F #1F9173

square

#3A1F91 #911F3D #76911F #1F9173

split-complementary

#3A1F91 #91731F #3D911F

monochromatic

#12092C #26145F #3A1F91 #4E2AC3 #7151DA

Accessibility & contrast

On white

11.77

#3A1F91 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#3A1F91 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A1F91

11.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A1F91	#FFFFFF	#000000	##FFFFFF
##3A1F91	1.00	11.77	1.78	11.77
#FFFFFF	11.77	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B94

Deuteranopia (green-blind)

#00348F

Tritanopia (blue-blind)

#054057

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #3a1f91;
/* rgb */ color: rgb(58, 31, 145);
/* oklch */ color: oklch(35.9% 0.172 284.5);

Tailwind

colors: {
  custom: {
    50: '#7b5eb2',
    500: '#3a1f91',
    950: '#000000',
  },
}

SCSS

$custom: #3a1f91;
$custom-light: #7b5eb2;
$custom-dark: #000000;

JSON

{
  "hex": "#3a1f91",
  "rgb": {
    "r": 58,
    "g": 31,
    "b": 145
  },
  "hsl": {
    "h": 254.211,
    "s": 64.773,
    "l": 34.51
  },
  "oklch": {
    "l": 0.35908,
    "c": 0.1724,
    "h": 284.5
  },
  "luminance": 0.03924
}

Semantic roles & 50–950 ramp

primary

#3A1F91

secondary

#A3BD4F

accent

#E840C0

background

#F8F5FB

surface

#EFE9F6

border

#CAC5D0

text

#0A0511

muted

#7C7980

Preview Lab

Preview with #3A1F91

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

Preview Lab → · Contrast checker → · Palette generator →