#391D77#391D77

#391D77 is a dark, vivid violet. Relative luminance 0.031; OKLCH L 33.0% C 0.143 H 290.6°. Best body text is #FFFFFF at 13.00:1 contrast (WCAG AA passes).

Color values

HEX	#391D77
RGB	rgb(57, 29, 119)
HSL	hsl(259, 61%, 29%)
HSV	hsv(259, 76%, 47%)
CMYK	cmyk(52.1%, 75.6%, 0%, 53.3%)
CIE-LAB	lab(20.36, 36.14, -46.57)
CIE-LCH	lch(20.36, 58.95, 307.81°)
OKLab	oklab(32.95% 0.0502 -0.1337)
OKLCH	oklch(32.95% 0.143 290.6)
XYZ	xyz(5.4555, 3.0803, 17.7563)
Luminance	0.0308 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#391D77 #5B771D

analogous

#1D2E77 #391D77 #661D77

triadic

#391D77 #77391D #1D7739

tetradic

#391D77 #771D2E #5B771D #1D7766

square

#391D77 #771D2E #5B771D #1D7766

split-complementary

#391D77 #77661D #2E771D

monochromatic

#0C0619 #211146 #391D77 #5129A8 #6C3ED0

Accessibility & contrast

On white

13.00

#391D77 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.62

#391D77 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #391D77

13.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##391D77	#FFFFFF	#000000	##FFFFFF
##391D77	1.00	13.00	1.62	13.00
#FFFFFF	13.00	1.00	21.00	1.00
#000000	1.62	21.00	1.00	21.00
##FFFFFF	13.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00337A

Deuteranopia (green-blind)

#002F75

Tritanopia (blue-blind)

#243548

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #391d77;
/* rgb */ color: rgb(57, 29, 119);
/* oklch */ color: oklch(33.0% 0.143 290.6);

Tailwind

colors: {
  custom: {
    50: '#765c9f',
    500: '#391d77',
    950: '#000000',
  },
}

SCSS

$custom: #391d77;
$custom-light: #765c9f;
$custom-dark: #000000;

JSON

{
  "hex": "#391d77",
  "rgb": {
    "r": 57,
    "g": 29,
    "b": 119
  },
  "hsl": {
    "h": 258.667,
    "s": 60.811,
    "l": 29.02
  },
  "oklch": {
    "l": 0.32952,
    "c": 0.14284,
    "h": 290.6
  },
  "luminance": 0.0308
}

Semantic roles & 50–950 ramp

primary

#391D77

secondary

#8BAB45

accent

#E444B2

background

#F7F5F9

surface

#EEE9F2

border

#C9C5CC

text

#09040F

muted

#7B797E

Preview Lab

Preview with #391D77

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

Preview Lab → · Contrast checker → · Palette generator →