#391F71#391F71

#391F71 is a dark, vivid violet. Relative luminance 0.030; OKLCH L 32.7% C 0.133 H 291.9°. Best body text is #FFFFFF at 13.06:1 contrast (WCAG AA passes).

Color values

HEX	#391F71
RGB	rgb(57, 31, 113)
HSL	hsl(259, 57%, 28%)
HSV	hsv(259, 73%, 44%)
CMYK	cmyk(49.6%, 72.6%, 0%, 55.7%)
CIE-LAB	lab(20.21, 33.21, -42.96)
CIE-LCH	lch(20.21, 54.30, 307.70°)
OKLab	oklab(32.67% 0.0496 -0.1231)
OKLCH	oklch(32.67% 0.133 291.9)
XYZ	xyz(5.1571, 3.0419, 15.9350)
Luminance	0.0304 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#391F71 #57711F

analogous

#1F2E71 #391F71 #621F71

triadic

#391F71 #71391F #1F7139

tetradic

#391F71 #711F2E #57711F #1F7162

square

#391F71 #711F2E #57711F #1F7162

split-complementary

#391F71 #71621F #2E711F

monochromatic

#0C0718 #211241 #391F71 #512CA1 #6C40CB

Accessibility & contrast

On white

13.06

#391F71 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.61

#391F71 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #391F71

13.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##391F71	#FFFFFF	#000000	##FFFFFF
##391F71	1.00	13.06	1.61	13.06
#FFFFFF	13.06	1.00	21.00	1.00
#000000	1.61	21.00	1.00	21.00
##FFFFFF	13.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003273

Deuteranopia (green-blind)

#002F6F

Tritanopia (blue-blind)

#283445

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #391f71;
/* rgb */ color: rgb(57, 31, 113);
/* oklch */ color: oklch(32.7% 0.133 291.9);

Tailwind

colors: {
  custom: {
    50: '#755d9b',
    500: '#391f71',
    950: '#000000',
  },
}

SCSS

$custom: #391f71;
$custom-light: #755d9b;
$custom-dark: #000000;

JSON

{
  "hex": "#391f71",
  "rgb": {
    "r": 57,
    "g": 31,
    "b": 113
  },
  "hsl": {
    "h": 259.024,
    "s": 56.944,
    "l": 28.235
  },
  "oklch": {
    "l": 0.32674,
    "c": 0.13272,
    "h": 291.9
  },
  "luminance": 0.03042
}

Semantic roles & 50–950 ramp

primary

#391F71

secondary

#87A547

accent

#E048B0

background

#F7F5F9

surface

#EDE9F2

border

#C8C5CC

text

#09040E

muted

#7B797E

Preview Lab

Preview with #391F71

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

Preview Lab → · Contrast checker → · Palette generator →