#3F137F#3F137F

#3F137F is a dark, vivid violet. Relative luminance 0.031; OKLCH L 33.3% C 0.163 H 293.8°. Best body text is #FFFFFF at 13.04:1 contrast (WCAG AA passes).

Color values

HEX	#3F137F
RGB	rgb(63, 19, 127)
HSL	hsl(264, 74%, 29%)
HSV	hsv(264, 85%, 50%)
CMYK	cmyk(50.4%, 85%, 0%, 50.2%)
CIE-LAB	lab(20.26, 44.02, -51.81)
CIE-LCH	lch(20.26, 67.99, 310.35°)
OKLab	oklab(33.29% 0.0656 -0.1488)
OKLCH	oklch(33.29% 0.163 293.8)
XYZ	xyz(6.1125, 3.0546, 20.3421)
Luminance	0.0306 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F137F #537F13

analogous

#131D7F #3F137F #75137F

triadic

#3F137F #7F3F13 #137F3F

tetradic

#3F137F #7F131D #537F13 #137F75

square

#3F137F #7F131D #537F13 #137F75

split-complementary

#3F137F #7F7513 #1D7F13

monochromatic

#0D041B #250B4A #3F137F #591BB4 #762DE0

Accessibility & contrast

On white

13.04

#3F137F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.61

#3F137F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F137F

13.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F137F	#FFFFFF	#000000	##FFFFFF
##3F137F	1.00	13.04	1.61	13.04
#FFFFFF	13.04	1.00	21.00	1.00
#000000	1.61	21.00	1.00	21.00
##FFFFFF	13.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003282

Deuteranopia (green-blind)

#002F7D

Tritanopia (blue-blind)

#2B334A

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #3f137f;
/* rgb */ color: rgb(63, 19, 127);
/* oklch */ color: oklch(33.3% 0.163 293.8);

Tailwind

colors: {
  custom: {
    50: '#7c58a5',
    500: '#3f137f',
    950: '#000000',
  },
}

SCSS

$custom: #3f137f;
$custom-light: #7c58a5;
$custom-dark: #000000;

JSON

{
  "hex": "#3f137f",
  "rgb": {
    "r": 63,
    "g": 19,
    "b": 127
  },
  "hsl": {
    "h": 264.444,
    "s": 73.973,
    "l": 28.627
  },
  "oklch": {
    "l": 0.33291,
    "c": 0.16257,
    "h": 293.8
  },
  "luminance": 0.03055
}

Semantic roles & 50–950 ramp

primary

#3F137F

secondary

#82B439

accent

#F137A5

background

#F8F5FA

surface

#EFE9F4

border

#CAC5CE

text

#0A040F

muted

#7C797F

Preview Lab

Preview with #3F137F

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

Preview Lab → · Contrast checker → · Palette generator →