#3F175A#3F175A

#3F175A is a dark, moderate violet. Relative luminance 0.024; OKLCH L 30.3% C 0.116 H 308.3°. Best body text is #FFFFFF at 14.17:1 contrast (WCAG AA passes).

Color values

HEX	#3F175A
RGB	rgb(63, 23, 90)
HSL	hsl(276, 59%, 22%)
HSV	hsv(276, 74%, 35%)
CMYK	cmyk(30%, 74.4%, 0%, 64.7%)
CIE-LAB	lab(17.50, 32.41, -32.22)
CIE-LCH	lch(17.50, 45.70, 315.16°)
OKLab	oklab(30.31% 0.0721 -0.0913)
OKLCH	oklch(30.31% 0.116 308.3)
XYZ	xyz(4.2014, 2.4078, 9.9143)
Luminance	0.0241 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F175A #325A17

analogous

#1E175A #3F175A #5A1754

triadic

#3F175A #5A3F17 #175A3F

tetradic

#3F175A #5A1E17 #325A17 #17545A

square

#3F175A #5A1E17 #325A17 #17545A

split-complementary

#3F175A #545A17 #175A1E

monochromatic

#110618 #1D0B29 #3F175A #61238B #8330BB

Accessibility & contrast

On white

14.17

#3F175A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.48

#3F175A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F175A

14.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F175A	#FFFFFF	#000000	##FFFFFF
##3F175A	1.00	14.17	1.48	14.17
#FFFFFF	14.17	1.00	21.00	1.00
#000000	1.48	21.00	1.00	21.00
##FFFFFF	14.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00295C

Deuteranopia (green-blind)

#082B59

Tritanopia (blue-blind)

#3B2636

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #3f175a;
/* rgb */ color: rgb(63, 23, 90);
/* oklch */ color: oklch(30.3% 0.116 308.3);

Tailwind

colors: {
  custom: {
    50: '#775889',
    500: '#3f175a',
    950: '#000000',
  },
}

SCSS

$custom: #3f175a;
$custom-light: #775889;
$custom-dark: #000000;

JSON

{
  "hex": "#3f175a",
  "rgb": {
    "r": 63,
    "g": 23,
    "b": 90
  },
  "hsl": {
    "h": 275.821,
    "s": 59.292,
    "l": 22.157
  },
  "oklch": {
    "l": 0.30305,
    "c": 0.11629,
    "h": 308.3
  },
  "luminance": 0.02408
}

Semantic roles & 50–950 ramp

primary

#3F175A

secondary

#5E913C

accent

#E24585

background

#F7F5F8

surface

#EDE9F0

border

#C8C5CB

text

#09030B

muted

#7B787C

Preview Lab

Preview with #3F175A

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

Preview Lab → · Contrast checker → · Palette generator →