#491B8D#491B8D

#491B8D is a dark, vivid violet. Relative luminance 0.041; OKLCH L 36.6% C 0.171 H 294.5°. Best body text is #FFFFFF at 11.51:1 contrast (WCAG AA passes).

Color values

HEX#491B8D
RGBrgb(73, 27, 141)
HSLhsl(264, 68%, 33%)
HSVhsv(264, 81%, 55%)
CMYKcmyk(48.2%, 80.9%, 0%, 44.7%)
CIE-LABlab(24.07, 45.89, -54.30)
CIE-LCHlch(24.07, 71.10, 310.20°)
OKLaboklab(36.64% 0.0711 -0.1558)
OKLCHoklch(36.64% 0.171 294.5)
XYZxyz(7.9460, 4.1232, 25.5713)
Luminance0.0412 (WCAG relative)
Temperaturecool
Familyviolet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#491B8D #5F8D1B
analogous
#1B268D #491B8D #821B8D
triadic
#491B8D #8D491B #1B8D49
tetradic
#491B8D #8D1B26 #5F8D1B #1B8D82
square
#491B8D #8D1B26 #5F8D1B #1B8D82
split-complementary
#491B8D #8D821B #268D1B
monochromatic
#140726 #2E115A #491B8D #6425C0 #8347DC

Accessibility & contrast

On white

11.51
#491B8D on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.82
#491B8D on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #491B8D
11.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##491B8D#FFFFFF#000000##FFFFFF
##491B8D1.0011.511.8211.51
#FFFFFF11.511.0021.001.00
#0000001.8221.001.0021.00
##FFFFFF11.511.0021.001.00

Color blindness preview

Protanopia (red-blind)
#003A90
Deuteranopia (green-blind)
#00378B
Tritanopia (blue-blind)
#353B54
Achromatopsia (no color)
#393939

Design tokens & code

CSS
--color: #491b8d;
/* rgb */ color: rgb(73, 27, 141);
/* oklch */ color: oklch(36.6% 0.171 294.5);
Tailwind
colors: {
  custom: {
    50: '#835eaf',
    500: '#491b8d',
    950: '#000000',
  },
}
SCSS
$custom: #491b8d;
$custom-light: #835eaf;
$custom-dark: #000000;
JSON
{
  "hex": "#491b8d",
  "rgb": {
    "r": 73,
    "g": 27,
    "b": 141
  },
  "hsl": {
    "h": 264.211,
    "s": 67.857,
    "l": 32.941
  },
  "oklch": {
    "l": 0.36642,
    "c": 0.17125,
    "h": 294.5
  },
  "luminance": 0.04123
}

Semantic roles & 50–950 ramp

primary
#491B8D
secondary
#8DBD46
accent
#EB3DA5
background
#F8F5FA
surface
#F0E9F5
border
#CBC5CF
text
#0C0511
muted
#7D7980

Preview Lab

Preview with #491B8D

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

Preview Lab → · Contrast checker → · Palette generator →

#491B8D Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva