#391F90#391F90

#391F90 is a dark, vivid violet. Relative luminance 0.039; OKLCH L 35.7% C 0.171 H 284.1°. Best body text is #FFFFFF at 11.85:1 contrast (WCAG AA passes).

Color values

HEX	#391F90
RGB	rgb(57, 31, 144)
HSL	hsl(254, 65%, 34%)
HSV	hsv(254, 78%, 56%)
CMYK	cmyk(60.4%, 78.5%, 0%, 43.5%)
CIE-LAB	lab(23.21, 42.63, -57.65)
CIE-LCH	lch(23.21, 71.70, 306.49°)
OKLab	oklab(35.71% 0.0419 -0.1661)
OKLCH	oklch(35.71% 0.171 284.1)
XYZ	xyz(7.2098, 3.8630, 26.7459)
Luminance	0.0386 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#391F90 #76901F

analogous

#1F3E90 #391F90 #721F90

triadic

#391F90 #90391F #1F9039

tetradic

#391F90 #901F3E #76901F #1F9072

square

#391F90 #901F3E #76901F #1F9072

split-complementary

#391F90 #90721F #3E901F

monochromatic

#11092B #25145E #391F90 #4D2AC2 #7050D9

Accessibility & contrast

On white

11.85

#391F90 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#391F90 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #391F90

11.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##391F90	#FFFFFF	#000000	##FFFFFF
##391F90	1.00	11.85	1.77	11.85
#FFFFFF	11.85	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B93

Deuteranopia (green-blind)

#00348E

Tritanopia (blue-blind)

#024057

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #391f90;
/* rgb */ color: rgb(57, 31, 144);
/* oklch */ color: oklch(35.7% 0.171 284.1);

Tailwind

colors: {
  custom: {
    50: '#7b5eb2',
    500: '#391f90',
    950: '#000000',
  },
}

SCSS

$custom: #391f90;
$custom-light: #7b5eb2;
$custom-dark: #000000;

JSON

{
  "hex": "#391f90",
  "rgb": {
    "r": 57,
    "g": 31,
    "b": 144
  },
  "hsl": {
    "h": 253.805,
    "s": 64.571,
    "l": 34.314
  },
  "oklch": {
    "l": 0.35711,
    "c": 0.17133,
    "h": 284.1
  },
  "luminance": 0.03863
}

Semantic roles & 50–950 ramp

primary

#391F90

secondary

#A3BC4E

accent

#E840C1

background

#F8F5FB

surface

#EFE9F6

border

#CAC5D0

text

#0A0511

muted

#7C7980

Preview Lab

Preview with #391F90

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

Preview Lab → · Contrast checker → · Palette generator →