#391D63#391D63

#391D63 is a dark, moderate violet. Relative luminance 0.026; OKLCH L 31.1% C 0.117 H 297.5°. Best body text is #FFFFFF at 13.73:1 contrast (WCAG AA passes).

Color values

HEX	#391D63
RGB	rgb(57, 29, 99)
HSL	hsl(264, 55%, 25%)
HSV	hsv(264, 71%, 39%)
CMYK	cmyk(42.4%, 70.7%, 0%, 61.2%)
CIE-LAB	lab(18.58, 30.18, -36.49)
CIE-LCH	lch(18.58, 47.35, 309.60°)
OKLab	oklab(31.13% 0.0542 -0.1041)
OKLCH	oklch(31.13% 0.117 297.5)
XYZ	xyz(4.3783, 2.6494, 12.0827)
Luminance	0.0265 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Dark Indigo

#1F0954

ΔE00 5.85

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#391D63 #47631D

analogous

#1D2463 #391D63 #5C1D63

triadic

#391D63 #63391D #1D6339

tetradic

#391D63 #631D24 #47631D #1D635C

square

#391D63 #631D24 #47631D #1D635C

split-complementary

#391D63 #635C1D #24631D

monochromatic

#0E0718 #1E0F34 #391D63 #542B92 #7039C2

Accessibility & contrast

On white

13.73

#391D63 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.53

#391D63 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #391D63

13.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##391D63	#FFFFFF	#000000	##FFFFFF
##391D63	1.00	13.73	1.53	13.73
#FFFFFF	13.73	1.00	21.00	1.00
#000000	1.53	21.00	1.00	21.00
##FFFFFF	13.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002D65

Deuteranopia (green-blind)

#002C62

Tritanopia (blue-blind)

#2F2D3D

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #391d63;
/* rgb */ color: rgb(57, 29, 99);
/* oklch */ color: oklch(31.1% 0.117 297.5);

Tailwind

colors: {
  custom: {
    50: '#735b90',
    500: '#391d63',
    950: '#000000',
  },
}

SCSS

$custom: #391d63;
$custom-light: #735b90;
$custom-dark: #000000;

JSON

{
  "hex": "#391d63",
  "rgb": {
    "r": 57,
    "g": 29,
    "b": 99
  },
  "hsl": {
    "h": 264,
    "s": 54.688,
    "l": 25.098
  },
  "oklch": {
    "l": 0.31128,
    "c": 0.11732,
    "h": 297.5
  },
  "luminance": 0.02649
}

Semantic roles & 50–950 ramp

primary

#391D63

secondary

#769844

accent

#DE4AA3

background

#F7F5F8

surface

#EDE9F0

border

#C8C5CB

text

#08040C

muted

#7B797D

Preview Lab

Preview with #391D63

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

Preview Lab → · Contrast checker → · Palette generator →