#391EA6#391EA6

#391EA6 is a dark, vivid violet. Relative luminance 0.046; OKLCH L 37.9% C 0.198 H 280.4°. Best body text is #FFFFFF at 10.99:1 contrast (WCAG AA passes).

Color values

HEX	#391EA6
RGB	rgb(57, 30, 166)
HSL	hsl(252, 69%, 38%)
HSV	hsv(252, 82%, 65%)
CMYK	cmyk(65.7%, 81.9%, 0%, 34.9%)
CIE-LAB	lab(25.41, 49.66, -67.49)
CIE-LCH	lch(25.41, 83.79, 306.34°)
OKLab	oklab(37.94% 0.0357 -0.1948)
OKLCH	oklch(37.94% 0.198 280.4)
XYZ	xyz(9.0324, 4.5509, 36.4714)
Luminance	0.0455 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#391EA6 #8BA61E

analogous

#1E47A6 #391EA6 #7D1EA6

triadic

#391EA6 #A6391E #1EA639

tetradic

#391EA6 #A61E47 #8BA61E #1EA67D

square

#391EA6 #A61E47 #8BA61E #1EA67D

split-complementary

#391EA6 #A67D1E #47A61E

monochromatic

#150B3E #271572 #391EA6 #4C29D8 #775DE2

Accessibility & contrast

On white

10.99

#391EA6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#391EA6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #391EA6

10.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##391EA6	#FFFFFF	#000000	##FFFFFF
##391EA6	1.00	10.99	1.91	10.99
#FFFFFF	10.99	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	10.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0041AA

Deuteranopia (green-blind)

#0037A4

Tritanopia (blue-blind)

#004863

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #391ea6;
/* rgb */ color: rgb(57, 30, 166);
/* oklch */ color: oklch(37.9% 0.198 280.4);

Tailwind

colors: {
  custom: {
    50: '#7f5fc2',
    500: '#391ea6',
    950: '#000000',
  },
}

SCSS

$custom: #391ea6;
$custom-light: #7f5fc2;
$custom-dark: #000000;

JSON

{
  "hex": "#391ea6",
  "rgb": {
    "r": 57,
    "g": 30,
    "b": 166
  },
  "hsl": {
    "h": 251.912,
    "s": 69.388,
    "l": 38.431
  },
  "oklch": {
    "l": 0.37944,
    "c": 0.19807,
    "h": 280.4
  },
  "luminance": 0.04552
}

Semantic roles & 50–950 ramp

primary

#391EA6

secondary

#B0C65A

accent

#EC3CC9

background

#F8F5FC

surface

#F0EAF8

border

#CBC6D1

text

#0C0513

muted

#7D7982

Preview Lab

Preview with #391EA6

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

Preview Lab → · Contrast checker → · Palette generator →