#491FB4#491FB4

#491FB4 is a dark, highly saturated violet. Relative luminance 0.057; OKLCH L 41.0% C 0.211 H 285.2°. Best body text is #FFFFFF at 9.82:1 contrast (WCAG AA passes).

Color values

HEX#491FB4
RGBrgb(73, 31, 180)
HSLhsl(257, 71%, 41%)
HSVhsv(257, 83%, 71%)
CMYKcmyk(59.4%, 82.8%, 0%, 29.4%)
CIE-LABlab(28.62, 54.78, -70.56)
CIE-LCHlch(28.62, 89.33, 307.83°)
OKLaboklab(40.98% 0.0552 -0.2033)
OKLCHoklch(40.98% 0.211 285.2)
XYZxyz(11.4733, 5.6910, 43.6651)
Luminance0.0569 (WCAG relative)
Temperaturecool
Familyviolet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#491FB4 #8AB41F
analogous
#1F40B4 #491FB4 #941FB4
triadic
#491FB4 #B4491F #1FB449
tetradic
#491FB4 #B41F40 #8AB41F #1FB494
square
#491FB4 #B41F40 #8AB41F #1FB494
split-complementary
#491FB4 #B4941F #40B41F
monochromatic
#1F0D4C #341680 #491FB4 #6334DC #8C68E5

Accessibility & contrast

On white

9.82
#491FB4 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.14
#491FB4 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #491FB4
9.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##491FB4#FFFFFF#000000##FFFFFF
##491FB41.009.822.149.82
#FFFFFF9.821.0021.001.00
#0000002.1421.001.0021.00
##FFFFFF9.821.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0047B8
Deuteranopia (green-blind)
#003FB1
Tritanopia (blue-blind)
#034D6C
Achromatopsia (no color)
#434343

Design tokens & code

CSS
--color: #491fb4;
/* rgb */ color: rgb(73, 31, 180);
/* oklch */ color: oklch(41.0% 0.211 285.2);
Tailwind
colors: {
  custom: {
    50: '#8962cc',
    500: '#491fb4',
    950: '#000000',
  },
}
SCSS
$custom: #491fb4;
$custom-light: #8962cc;
$custom-dark: #000000;
JSON
{
  "hex": "#491fb4",
  "rgb": {
    "r": 73,
    "g": 31,
    "b": 180
  },
  "hsl": {
    "h": 256.913,
    "s": 70.616,
    "l": 41.373
  },
  "oklch": {
    "l": 0.40975,
    "c": 0.21067,
    "h": 285.2
  },
  "luminance": 0.05692
}

Semantic roles & 50–950 ramp

primary
#491FB4
secondary
#AECB64
accent
#ED3ABB
background
#F9F6FC
surface
#F1EBF9
border
#CBC6D2
text
#0D0514
muted
#7E7A82

Preview Lab

Preview with #491FB4

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

Preview Lab → · Contrast checker → · Palette generator →

#491FB4 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva