#491B5E#491B5E

#491B5E is a dark, moderate purple. Relative luminance 0.030; OKLCH L 32.6% C 0.119 H 313.3°. Best body text is #FFFFFF at 13.11:1 contrast (WCAG AA passes).

Color values

HEX	#491B5E
RGB	rgb(73, 27, 94)
HSL	hsl(281, 55%, 24%)
HSV	hsv(281, 71%, 37%)
CMYK	cmyk(22.3%, 71.3%, 0%, 63.1%)
CIE-LAB	lab(20.08, 33.81, -30.65)
CIE-LCH	lch(20.08, 45.64, 317.81°)
OKLab	oklab(32.58% 0.0814 -0.0863)
OKLCH	oklch(32.58% 0.119 313.3)
XYZ	xyz(5.1596, 3.0086, 10.8964)
Luminance	0.0301 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Plum Purple

#4E0550

ΔE00 4.88

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#491B5E #305E1B

analogous

#271B5E #491B5E #5E1B51

triadic

#491B5E #5E491B #1B5E49

tetradic

#491B5E #5E271B #305E1B #1B515E

square

#491B5E #5E271B #305E1B #1B515E

split-complementary

#491B5E #515E1B #1B5E27

monochromatic

#120718 #240D2E #491B5E #6E298E #9336BD

Accessibility & contrast

On white

13.11

#491B5E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#491B5E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #491B5E

13.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##491B5E	#FFFFFF	#000000	##FFFFFF
##491B5E	1.00	13.11	1.60	13.11
#FFFFFF	13.11	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002E60

Deuteranopia (green-blind)

#17325C

Tritanopia (blue-blind)

#47283A

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #491b5e;
/* rgb */ color: rgb(73, 27, 94);
/* oklch */ color: oklch(32.6% 0.119 313.3);

Tailwind

colors: {
  custom: {
    50: '#7e5b8c',
    500: '#491b5e',
    950: '#000000',
  },
}

SCSS

$custom: #491b5e;
$custom-light: #7e5b8c;
$custom-dark: #000000;

JSON

{
  "hex": "#491b5e",
  "rgb": {
    "r": 73,
    "g": 27,
    "b": 94
  },
  "hsl": {
    "h": 281.194,
    "s": 55.372,
    "l": 23.725
  },
  "oklch": {
    "l": 0.32577,
    "c": 0.11867,
    "h": 313.3
  },
  "luminance": 0.03008
}

Semantic roles & 50–950 ramp

primary

#491B5E

secondary

#5B9441

accent

#DF4978

background

#F7F5F8

surface

#EEE9F0

border

#C9C5CB

text

#0A040C

muted

#7C797D

Preview Lab

Preview with #491B5E

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

Preview Lab → · Contrast checker → · Palette generator →