#491DA1#491DA1

#491DA1 is a dark, vivid violet. Relative luminance 0.049; OKLCH L 38.8% C 0.191 H 289.2°. Best body text is #FFFFFF at 10.64:1 contrast (WCAG AA passes).

Color values

HEX	#491DA1
RGB	rgb(73, 29, 161)
HSL	hsl(260, 69%, 37%)
HSV	hsv(260, 82%, 63%)
CMYK	cmyk(54.7%, 82%, 0%, 36.9%)
CIE-LAB	lab(26.36, 50.43, -62.85)
CIE-LCH	lch(26.36, 80.59, 308.74°)
OKLab	oklab(38.82% 0.063 -0.1808)
OKLCH	oklch(38.82% 0.191 289.2)
XYZ	xyz(9.6182, 4.8679, 34.1441)
Luminance	0.0487 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#491DA1 #75A11D

analogous

#1D33A1 #491DA1 #8B1DA1

triadic

#491DA1 #A1491D #1DA149

tetradic

#491DA1 #A11D33 #75A11D #1DA18B

square

#491DA1 #A11D33 #75A11D #1DA18B

split-complementary

#491DA1 #A18B1D #33A11D

monochromatic

#1A0A39 #31146D #491DA1 #6126D5 #8558E1

Accessibility & contrast

On white

10.64

#491DA1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#491DA1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #491DA1

10.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##491DA1	#FFFFFF	#000000	##FFFFFF
##491DA1	1.00	10.64	1.97	10.64
#FFFFFF	10.64	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0041A5

Deuteranopia (green-blind)

#003B9F

Tritanopia (blue-blind)

#264560

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #491da1;
/* rgb */ color: rgb(73, 29, 161);
/* oklch */ color: oklch(38.8% 0.191 289.2);

Tailwind

colors: {
  custom: {
    50: '#8660be',
    500: '#491da1',
    950: '#000000',
  },
}

SCSS

$custom: #491da1;
$custom-light: #8660be;
$custom-dark: #000000;

JSON

{
  "hex": "#491da1",
  "rgb": {
    "r": 73,
    "g": 29,
    "b": 161
  },
  "hsl": {
    "h": 260,
    "s": 69.474,
    "l": 37.255
  },
  "oklch": {
    "l": 0.38823,
    "c": 0.19147,
    "h": 289.2
  },
  "luminance": 0.04868
}

Semantic roles & 50–950 ramp

primary

#491DA1

secondary

#9FC455

accent

#EC3CB1

background

#F8F5FB

surface

#F0EAF7

border

#CBC6D0

text

#0C0512

muted

#7D7981

Preview Lab

Preview with #491DA1

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

Preview Lab → · Contrast checker → · Palette generator →