#3F2B71#3F2B71

#3F2B71 is a dark, moderate violet. Relative luminance 0.040; OKLCH L 35.3% C 0.116 H 292.7°. Best body text is #FFFFFF at 11.70:1 contrast (WCAG AA passes).

Color values

HEX	#3F2B71
RGB	rgb(63, 43, 113)
HSL	hsl(257, 45%, 31%)
HSV	hsv(257, 62%, 44%)
CMYK	cmyk(44.2%, 61.9%, 0%, 55.7%)
CIE-LAB	lab(23.59, 27.24, -37.44)
CIE-LCH	lch(23.59, 46.30, 306.04°)
OKLab	oklab(35.28% 0.0445 -0.1067)
OKLCH	oklch(35.28% 0.116 292.7)
XYZ	xyz(5.8936, 3.9766, 16.0766)
Luminance	0.0398 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F2B71 #5D712B

analogous

#2B3A71 #3F2B71 #622B71

triadic

#3F2B71 #713F2B #2B713F

tetradic

#3F2B71 #712B3A #5D712B #2B7162

square

#3F2B71 #712B3A #5D712B #2B7162

split-complementary

#3F2B71 #71622B #3A712B

monochromatic

#0E0918 #261A45 #3F2B71 #583C9D #7557BF

Accessibility & contrast

On white

11.70

#3F2B71 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#3F2B71 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F2B71

11.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F2B71	#FFFFFF	#000000	##FFFFFF
##3F2B71	1.00	11.70	1.80	11.70
#FFFFFF	11.70	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003973

Deuteranopia (green-blind)

#05376F

Tritanopia (blue-blind)

#313A49

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #3f2b71;
/* rgb */ color: rgb(63, 43, 113);
/* oklch */ color: oklch(35.3% 0.116 292.7);

Tailwind

colors: {
  custom: {
    50: '#78659a',
    500: '#3f2b71',
    950: '#000000',
  },
}

SCSS

$custom: #3f2b71;
$custom-light: #78659a;
$custom-dark: #000000;

JSON

{
  "hex": "#3f2b71",
  "rgb": {
    "r": 63,
    "g": 43,
    "b": 113
  },
  "hsl": {
    "h": 257.143,
    "s": 44.872,
    "l": 30.588
  },
  "oklch": {
    "l": 0.35282,
    "c": 0.1156,
    "h": 292.7
  },
  "luminance": 0.03977
}

Semantic roles & 50–950 ramp

primary

#3F2B71

secondary

#8DA355

accent

#D553B0

background

#F7F6F9

surface

#EEEBF2

border

#C9C6CC

text

#09050E

muted

#7B7A7E

Preview Lab

Preview with #3F2B71

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

Preview Lab → · Contrast checker → · Palette generator →