#491BA0#491BA0

#491BA0 is a dark, vivid violet. Relative luminance 0.047; OKLCH L 38.5% C 0.192 H 289.7°. Best body text is #FFFFFF at 10.78:1 contrast (WCAG AA passes).

Color values

HEX	#491BA0
RGB	rgb(73, 27, 160)
HSL	hsl(261, 71%, 37%)
HSV	hsv(261, 83%, 63%)
CMYK	cmyk(54.4%, 83.1%, 0%, 37.3%)
CIE-LAB	lab(25.97, 50.98, -62.87)
CIE-LCH	lch(25.97, 80.94, 309.04°)
OKLab	oklab(38.53% 0.0646 -0.1808)
OKLCH	oklch(38.53% 0.192 289.7)
XYZ	xyz(9.4829, 4.7380, 33.6657)
Luminance	0.0474 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#491BA0 #72A01B

analogous

#1B30A0 #491BA0 #8C1BA0

triadic

#491BA0 #A0491B #1BA049

tetradic

#491BA0 #A01B30 #72A01B #1BA08C

square

#491BA0 #A01B30 #72A01B #1BA08C

split-complementary

#491BA0 #A08C1B #30A01B

monochromatic

#190937 #31126C #491BA0 #6124D4 #8553E2

Accessibility & contrast

On white

10.78

#491BA0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#491BA0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #491BA0

10.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##491BA0	#FFFFFF	#000000	##FFFFFF
##491BA0	1.00	10.78	1.95	10.78
#FFFFFF	10.78	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0040A4

Deuteranopia (green-blind)

#003A9E

Tritanopia (blue-blind)

#27435F

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #491ba0;
/* rgb */ color: rgb(73, 27, 160);
/* oklch */ color: oklch(38.5% 0.192 289.7);

Tailwind

colors: {
  custom: {
    50: '#865fbd',
    500: '#491ba0',
    950: '#000000',
  },
}

SCSS

$custom: #491ba0;
$custom-light: #865fbd;
$custom-dark: #000000;

JSON

{
  "hex": "#491ba0",
  "rgb": {
    "r": 73,
    "g": 27,
    "b": 160
  },
  "hsl": {
    "h": 260.752,
    "s": 71.123,
    "l": 36.667
  },
  "oklch": {
    "l": 0.3853,
    "c": 0.19203,
    "h": 289.7
  },
  "luminance": 0.04738
}

Semantic roles & 50–950 ramp

primary

#491BA0

secondary

#9DC552

accent

#EE3AB0

background

#F8F5FB

surface

#F0EAF7

border

#CBC6D0

text

#0C0512

muted

#7D7981

Preview Lab

Preview with #491BA0

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

Preview Lab → · Contrast checker → · Palette generator →