#391F8F#391F8F

#391F8F is a dark, vivid violet. Relative luminance 0.038; OKLCH L 35.6% C 0.170 H 284.3°. Best body text is #FFFFFF at 11.89:1 contrast (WCAG AA passes).

Color values

HEX	#391F8F
RGB	rgb(57, 31, 143)
HSL	hsl(254, 64%, 34%)
HSV	hsv(254, 78%, 56%)
CMYK	cmyk(60.1%, 78.3%, 0%, 43.9%)
CIE-LAB	lab(23.11, 42.33, -57.20)
CIE-LCH	lch(23.11, 71.16, 306.51°)
OKLab	oklab(35.61% 0.0422 -0.1648)
OKLCH	oklch(35.61% 0.17 284.3)
XYZ	xyz(7.1337, 3.8325, 26.3451)
Luminance	0.0383 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#391F8F #758F1F

analogous

#1F3D8F #391F8F #711F8F

triadic

#391F8F #8F391F #1F8F39

tetradic

#391F8F #8F1F3D #758F1F #1F8F71

square

#391F8F #8F1F3D #758F1F #1F8F71

split-complementary

#391F8F #8F711F #3D8F1F

monochromatic

#11092A #25145D #391F8F #4D2AC1 #6F4FD9

Accessibility & contrast

On white

11.89

#391F8F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#391F8F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #391F8F

11.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##391F8F	#FFFFFF	#000000	##FFFFFF
##391F8F	1.00	11.89	1.77	11.89
#FFFFFF	11.89	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A92

Deuteranopia (green-blind)

#00338D

Tritanopia (blue-blind)

#043F56

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #391f8f;
/* rgb */ color: rgb(57, 31, 143);
/* oklch */ color: oklch(35.6% 0.170 284.3);

Tailwind

colors: {
  custom: {
    50: '#7b5eb1',
    500: '#391f8f',
    950: '#000000',
  },
}

SCSS

$custom: #391f8f;
$custom-light: #7b5eb1;
$custom-dark: #000000;

JSON

{
  "hex": "#391f8f",
  "rgb": {
    "r": 57,
    "g": 31,
    "b": 143
  },
  "hsl": {
    "h": 253.929,
    "s": 64.368,
    "l": 34.118
  },
  "oklch": {
    "l": 0.35607,
    "c": 0.17011,
    "h": 284.3
  },
  "luminance": 0.03833
}

Semantic roles & 50–950 ramp

primary

#391F8F

secondary

#A2BC4E

accent

#E740C1

background

#F8F5FB

surface

#EFE9F6

border

#CAC5D0

text

#0A0511

muted

#7C7980

Preview Lab

Preview with #391F8F

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

Preview Lab → · Contrast checker → · Palette generator →