#3F175B#3F175B

#3F175B is a dark, moderate violet. Relative luminance 0.024; OKLCH L 30.4% C 0.117 H 307.8°. Best body text is #FFFFFF at 14.14:1 contrast (WCAG AA passes).

Color values

HEX	#3F175B
RGB	rgb(63, 23, 91)
HSL	hsl(275, 60%, 22%)
HSV	hsv(275, 75%, 36%)
CMYK	cmyk(30.8%, 74.7%, 0%, 64.3%)
CIE-LAB	lab(17.58, 32.67, -32.77)
CIE-LCH	lch(17.58, 46.27, 314.91°)
OKLab	oklab(30.39% 0.0719 -0.0929)
OKLCH	oklch(30.39% 0.117 307.8)
XYZ	xyz(4.2442, 2.4249, 10.1400)
Luminance	0.0243 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F175B #335B17

analogous

#1D175B #3F175B #5B1755

triadic

#3F175B #5B3F17 #175B3F

tetradic

#3F175B #5B1D17 #335B17 #17555B

square

#3F175B #5B1D17 #335B17 #17555B

split-complementary

#3F175B #555B17 #175B1D

monochromatic

#110618 #1D0B2A #3F175B #61238C #8330BD

Accessibility & contrast

On white

14.14

#3F175B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.49

#3F175B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F175B

14.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F175B	#FFFFFF	#000000	##FFFFFF
##3F175B	1.00	14.14	1.49	14.14
#FFFFFF	14.14	1.00	21.00	1.00
#000000	1.49	21.00	1.00	21.00
##FFFFFF	14.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002A5D

Deuteranopia (green-blind)

#062B5A

Tritanopia (blue-blind)

#3B2637

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #3f175b;
/* rgb */ color: rgb(63, 23, 91);
/* oklch */ color: oklch(30.4% 0.117 307.8);

Tailwind

colors: {
  custom: {
    50: '#77588a',
    500: '#3f175b',
    950: '#000000',
  },
}

SCSS

$custom: #3f175b;
$custom-light: #77588a;
$custom-dark: #000000;

JSON

{
  "hex": "#3f175b",
  "rgb": {
    "r": 63,
    "g": 23,
    "b": 91
  },
  "hsl": {
    "h": 275.294,
    "s": 59.649,
    "l": 22.353
  },
  "oklch": {
    "l": 0.30387,
    "c": 0.11746,
    "h": 307.8
  },
  "luminance": 0.02425
}

Semantic roles & 50–950 ramp

primary

#3F175B

secondary

#5F923C

accent

#E34586

background

#F7F5F8

surface

#EDE9F0

border

#C8C5CB

text

#09030C

muted

#7B787D

Preview Lab

Preview with #3F175B

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

Preview Lab → · Contrast checker → · Palette generator →