#391F7E#391F7E

#391F7E is a dark, vivid violet. Relative luminance 0.034; OKLCH L 33.9% C 0.149 H 288.2°. Best body text is #FFFFFF at 12.57:1 contrast (WCAG AA passes).

Color values

HEX	#391F7E
RGB	rgb(57, 31, 126)
HSL	hsl(256, 61%, 31%)
HSV	hsv(256, 75%, 49%)
CMYK	cmyk(54.8%, 75.4%, 0%, 50.6%)
CIE-LAB	lab(21.42, 37.17, -49.31)
CIE-LCH	lch(21.42, 61.75, 307.01°)
OKLab	oklab(33.9% 0.0467 -0.1417)
OKLCH	oklch(33.9% 0.149 288.2)
XYZ	xyz(5.9421, 3.3559, 20.0693)
Luminance	0.0336 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#391F7E #647E1F

analogous

#1F347E #391F7E #681F7E

triadic

#391F7E #7E391F #1F7E39

tetradic

#391F7E #7E1F34 #647E1F #1F7E68

square

#391F7E #7E1F34 #647E1F #1F7E68

split-complementary

#391F7E #7E681F #347E1F

monochromatic

#0D071C #23134D #391F7E #4F2BAF #6C46D1

Accessibility & contrast

On white

12.57

#391F7E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#391F7E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #391F7E

12.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##391F7E	#FFFFFF	#000000	##FFFFFF
##391F7E	1.00	12.57	1.67	12.57
#FFFFFF	12.57	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003581

Deuteranopia (green-blind)

#00317C

Tritanopia (blue-blind)

#1E394C

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #391f7e;
/* rgb */ color: rgb(57, 31, 126);
/* oklch */ color: oklch(33.9% 0.149 288.2);

Tailwind

colors: {
  custom: {
    50: '#775da4',
    500: '#391f7e',
    950: '#000000',
  },
}

SCSS

$custom: #391f7e;
$custom-light: #775da4;
$custom-dark: #000000;

JSON

{
  "hex": "#391f7e",
  "rgb": {
    "r": 57,
    "g": 31,
    "b": 126
  },
  "hsl": {
    "h": 256.421,
    "s": 60.51,
    "l": 30.784
  },
  "oklch": {
    "l": 0.33902,
    "c": 0.14924,
    "h": 288.2
  },
  "luminance": 0.03356
}

Semantic roles & 50–950 ramp

primary

#391F7E

secondary

#94B148

accent

#E444B8

background

#F7F5FA

surface

#EEE9F4

border

#C9C5CE

text

#09040F

muted

#7B797F

Preview Lab

Preview with #391F7E

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

Preview Lab → · Contrast checker → · Palette generator →