#391B6E#391B6E

#391B6E is a dark, vivid violet. Relative luminance 0.028; OKLCH L 31.8% C 0.134 H 293.9°. Best body text is #FFFFFF at 13.50:1 contrast (WCAG AA passes).

Color values

HEX	#391B6E
RGB	rgb(57, 27, 110)
HSL	hsl(262, 61%, 27%)
HSV	hsv(262, 75%, 43%)
CMYK	cmyk(48.2%, 75.5%, 0%, 56.9%)
CIE-LAB	lab(19.14, 34.55, -42.77)
CIE-LCH	lch(19.14, 54.98, 308.92°)
OKLab	oklab(31.83% 0.0543 -0.1225)
OKLCH	oklch(31.83% 0.134 293.9)
XYZ	xyz(4.8930, 2.7794, 15.0275)
Luminance	0.0278 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#391B6E #506E1B

analogous

#1B266E #391B6E #631B6E

triadic

#391B6E #6E391B #1B6E39

tetradic

#391B6E #6E1B26 #506E1B #1B6E63

square

#391B6E #6E1B26 #506E1B #1B6E63

split-complementary

#391B6E #6E631B #266E1B

monochromatic

#0D0619 #200F3D #391B6E #52279F #6D36CE

Accessibility & contrast

On white

13.50

#391B6E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#391B6E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #391B6E

13.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##391B6E	#FFFFFF	#000000	##FFFFFF
##391B6E	1.00	13.50	1.56	13.50
#FFFFFF	13.50	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002F70

Deuteranopia (green-blind)

#002D6C

Tritanopia (blue-blind)

#293042

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #391b6e;
/* rgb */ color: rgb(57, 27, 110);
/* oklch */ color: oklch(31.8% 0.134 293.9);

Tailwind

colors: {
  custom: {
    50: '#755a98',
    500: '#391b6e',
    950: '#000000',
  },
}

SCSS

$custom: #391b6e;
$custom-light: #755a98;
$custom-dark: #000000;

JSON

{
  "hex": "#391b6e",
  "rgb": {
    "r": 57,
    "g": 27,
    "b": 110
  },
  "hsl": {
    "h": 261.687,
    "s": 60.584,
    "l": 26.863
  },
  "oklch": {
    "l": 0.31826,
    "c": 0.13404,
    "h": 293.9
  },
  "luminance": 0.0278
}

Semantic roles & 50–950 ramp

primary

#391B6E

secondary

#80A342

accent

#E444AA

background

#F7F5F9

surface

#EDE9F2

border

#C8C5CC

text

#09040E

muted

#7B797E

Preview Lab

Preview with #391B6E

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

Preview Lab → · Contrast checker → · Palette generator →