#391D74#391D74

#391D74 is a dark, vivid violet. Relative luminance 0.030; OKLCH L 32.7% C 0.139 H 291.5°. Best body text is #FFFFFF at 13.11:1 contrast (WCAG AA passes).

Color values

HEX	#391D74
RGB	rgb(57, 29, 116)
HSL	hsl(259, 60%, 28%)
HSV	hsv(259, 75%, 45%)
CMYK	cmyk(50.9%, 75%, 0%, 54.5%)
CIE-LAB	lab(20.08, 35.24, -45.11)
CIE-LCH	lch(20.08, 57.24, 308.00°)
OKLab	oklab(32.67% 0.051 -0.1294)
OKLCH	oklch(32.67% 0.139 291.5)
XYZ	xyz(5.2782, 3.0093, 16.8224)
Luminance	0.0301 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#391D74 #58741D

analogous

#1D2C74 #391D74 #641D74

triadic

#391D74 #74391D #1D7439

tetradic

#391D74 #741D2C #58741D #1D7464

square

#391D74 #741D2C #58741D #1D7464

split-complementary

#391D74 #74641D #2C741D

monochromatic

#0C0618 #211143 #391D74 #5129A5 #6C3DCE

Accessibility & contrast

On white

13.11

#391D74 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#391D74 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #391D74

13.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##391D74	#FFFFFF	#000000	##FFFFFF
##391D74	1.00	13.11	1.60	13.11
#FFFFFF	13.11	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003277

Deuteranopia (green-blind)

#002F72

Tritanopia (blue-blind)

#263446

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #391d74;
/* rgb */ color: rgb(57, 29, 116);
/* oklch */ color: oklch(32.7% 0.139 291.5);

Tailwind

colors: {
  custom: {
    50: '#765c9d',
    500: '#391d74',
    950: '#000000',
  },
}

SCSS

$custom: #391d74;
$custom-light: #765c9d;
$custom-dark: #000000;

JSON

{
  "hex": "#391d74",
  "rgb": {
    "r": 57,
    "g": 29,
    "b": 116
  },
  "hsl": {
    "h": 259.31,
    "s": 60,
    "l": 28.431
  },
  "oklch": {
    "l": 0.32666,
    "c": 0.13908,
    "h": 291.5
  },
  "luminance": 0.0301
}

Semantic roles & 50–950 ramp

primary

#391D74

secondary

#88A845

accent

#E345B0

background

#F7F5F9

surface

#EDE9F2

border

#C8C5CC

text

#09040E

muted

#7B797E

Preview Lab

Preview with #391D74

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

Preview Lab → · Contrast checker → · Palette generator →