#491FA8#491FA8

#491FA8 is a dark, vivid violet. Relative luminance 0.052; OKLCH L 39.7% C 0.198 H 287.5°. Best body text is #FFFFFF at 10.27:1 contrast (WCAG AA passes).

Color values

HEX	#491FA8
RGB	rgb(73, 31, 168)
HSL	hsl(258, 69%, 39%)
HSV	hsv(258, 82%, 66%)
CMYK	cmyk(56.5%, 81.5%, 0%, 34.1%)
CIE-LAB	lab(27.36, 51.51, -65.44)
CIE-LCH	lch(27.36, 83.27, 308.21°)
OKLab	oklab(39.73% 0.0593 -0.1884)
OKLCH	oklch(39.73% 0.198 287.5)
XYZ	xyz(10.3034, 5.2230, 37.5034)
Luminance	0.0522 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#491FA8 #7EA81F

analogous

#1F3AA8 #491FA8 #8E1FA8

triadic

#491FA8 #A8491F #1FA849

tetradic

#491FA8 #A81F3A #7EA81F #1FA88E

square

#491FA8 #A81F3A #7EA81F #1FA88E

split-complementary

#491FA8 #A88E1F #3AA81F

monochromatic

#1C0C41 #331574 #491FA8 #612CD8 #8860E2

Accessibility & contrast

On white

10.27

#491FA8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#491FA8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #491FA8

10.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##491FA8	#FFFFFF	#000000	##FFFFFF
##491FA8	1.00	10.27	2.04	10.27
#FFFFFF	10.27	1.00	21.00	1.00
#000000	2.04	21.00	1.00	21.00
##FFFFFF	10.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0044AC

Deuteranopia (green-blind)

#003DA6

Tritanopia (blue-blind)

#1D4865

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #491fa8;
/* rgb */ color: rgb(73, 31, 168);
/* oklch */ color: oklch(39.7% 0.198 287.5);

Tailwind

colors: {
  custom: {
    50: '#8761c3',
    500: '#491fa8',
    950: '#000000',
  },
}

SCSS

$custom: #491fa8;
$custom-light: #8761c3;
$custom-dark: #000000;

JSON

{
  "hex": "#491fa8",
  "rgb": {
    "r": 73,
    "g": 31,
    "b": 168
  },
  "hsl": {
    "h": 258.394,
    "s": 68.844,
    "l": 39.02
  },
  "oklch": {
    "l": 0.39733,
    "c": 0.19751,
    "h": 287.5
  },
  "luminance": 0.05224
}

Semantic roles & 50–950 ramp

primary

#491FA8

secondary

#A6C65D

accent

#EC3CB6

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0D0513

muted

#7D7A82

Preview Lab

Preview with #491FA8

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

Preview Lab → · Contrast checker → · Palette generator →