#391D90#391D90

#391D90 is a dark, vivid violet. Relative luminance 0.038; OKLCH L 35.5% C 0.173 H 284.4°. Best body text is #FFFFFF at 11.98:1 contrast (WCAG AA passes).

Color values

HEX	#391D90
RGB	rgb(57, 29, 144)
HSL	hsl(255, 66%, 34%)
HSV	hsv(255, 80%, 56%)
CMYK	cmyk(60.4%, 79.9%, 0%, 43.5%)
CIE-LAB	lab(22.87, 43.63, -58.22)
CIE-LCH	lch(22.87, 72.75, 306.85°)
OKLab	oklab(35.47% 0.0432 -0.1678)
OKLCH	oklch(35.47% 0.173 284.4)
XYZ	xyz(7.1592, 3.7617, 26.7290)
Luminance	0.0376 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#391D90 #74901D

analogous

#1D3B90 #391D90 #731D90

triadic

#391D90 #90391D #1D9039

tetradic

#391D90 #901D3B #74901D #1D9073

square

#391D90 #901D3B #74901D #1D9073

split-complementary

#391D90 #90731D #3B901D

monochromatic

#11082A #25135D #391D90 #4D27C3 #6F4CDB

Accessibility & contrast

On white

11.98

#391D90 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#391D90 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #391D90

11.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##391D90	#FFFFFF	#000000	##FFFFFF
##391D90	1.00	11.98	1.75	11.98
#FFFFFF	11.98	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	11.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A93

Deuteranopia (green-blind)

#00338E

Tritanopia (blue-blind)

#023F56

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #391d90;
/* rgb */ color: rgb(57, 29, 144);
/* oklch */ color: oklch(35.5% 0.173 284.4);

Tailwind

colors: {
  custom: {
    50: '#7b5db2',
    500: '#391d90',
    950: '#000000',
  },
}

SCSS

$custom: #391d90;
$custom-light: #7b5db2;
$custom-dark: #000000;

JSON

{
  "hex": "#391d90",
  "rgb": {
    "r": 57,
    "g": 29,
    "b": 144
  },
  "hsl": {
    "h": 254.609,
    "s": 66.474,
    "l": 33.922
  },
  "oklch": {
    "l": 0.3547,
    "c": 0.17325,
    "h": 284.4
  },
  "luminance": 0.03762
}

Semantic roles & 50–950 ramp

primary

#391D90

secondary

#A2BD4B

accent

#E93EC0

background

#F8F5FB

surface

#EFE9F6

border

#CAC5D0

text

#0A0411

muted

#7C7980

Preview Lab

Preview with #391D90

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

Preview Lab → · Contrast checker → · Palette generator →