#501B90#501B90

#501B90 is a dark, vivid violet. Relative luminance 0.045; OKLCH L 37.8% C 0.175 H 297.6°. Best body text is #FFFFFF at 11.05:1 contrast (WCAG AA passes).

Color values

HEX	#501B90
RGB	rgb(80, 27, 144)
HSL	hsl(267, 68%, 34%)
HSV	hsv(267, 81%, 56%)
CMYK	cmyk(44.4%, 81.3%, 0%, 43.5%)
CIE-LAB	lab(25.27, 47.74, -54.17)
CIE-LCH	lch(25.27, 72.20, 311.39°)
OKLab	oklab(37.76% 0.0812 -0.1551)
OKLCH	oklch(37.76% 0.175 297.6)
XYZ	xyz(8.7329, 4.5028, 26.7892)
Luminance	0.0450 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#501B90 #5B901B

analogous

#1B2190 #501B90 #8A1B90

triadic

#501B90 #90501B #1B9050

tetradic

#501B90 #901B21 #5B901B #1B908A

square

#501B90 #901B21 #5B901B #1B908A

split-complementary

#501B90 #908A1B #21901B

monochromatic

#170829 #33115C #501B90 #6D25C4 #8C49DD

Accessibility & contrast

On white

11.05

#501B90 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#501B90 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #501B90

11.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##501B90	#FFFFFF	#000000	##FFFFFF
##501B90	1.00	11.05	1.90	11.05
#FFFFFF	11.05	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C93

Deuteranopia (green-blind)

#003B8E

Tritanopia (blue-blind)

#3F3C56

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #501b90;
/* rgb */ color: rgb(80, 27, 144);
/* oklch */ color: oklch(37.8% 0.175 297.6);

Tailwind

colors: {
  custom: {
    50: '#885fb2',
    500: '#501b90',
    950: '#000000',
  },
}

SCSS

$custom: #501b90;
$custom-light: #885fb2;
$custom-dark: #000000;

JSON

{
  "hex": "#501b90",
  "rgb": {
    "r": 80,
    "g": 27,
    "b": 144
  },
  "hsl": {
    "h": 267.179,
    "s": 68.421,
    "l": 33.529
  },
  "oklch": {
    "l": 0.3776,
    "c": 0.17512,
    "h": 297.6
  },
  "luminance": 0.04503
}

Semantic roles & 50–950 ramp

primary

#501B90

secondary

#89BF48

accent

#EB3D9C

background

#F8F5FB

surface

#F0EAF6

border

#CBC6D0

text

#0C0511

muted

#7D7980

Preview Lab

Preview with #501B90

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

Preview Lab → · Contrast checker → · Palette generator →