#781F9B#781F9B

#781F9B is a dark, vivid purple. Relative luminance 0.073; OKLCH L 44.4% C 0.192 H 313.9°. Best body text is #FFFFFF at 8.51:1 contrast (WCAG AA passes).

Color values

HEX	#781F9B
RGB	rgb(120, 31, 155)
HSL	hsl(283, 67%, 36%)
HSV	hsv(283, 80%, 61%)
CMYK	cmyk(22.6%, 80%, 0%, 39.2%)
CIE-LAB	lab(32.57, 55.66, -48.78)
CIE-LCH	lch(32.57, 74.01, 318.77°)
OKLab	oklab(44.38% 0.1329 -0.1379)
OKLCH	oklch(44.38% 0.192 313.9)
XYZ	xyz(14.1511, 7.3401, 31.6753)
Luminance	0.0734 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#781F9B #429B1F

analogous

#3A1F9B #781F9B #9B1F80

triadic

#781F9B #9B781F #1F9B78

tetradic

#781F9B #9B3A1F #429B1F #1F809B

square

#781F9B #9B3A1F #429B1F #1F809B

split-complementary

#781F9B #809B1F #1F9B3A

monochromatic

#290B35 #511568 #781F9B #9F29CE #B757DD

Accessibility & contrast

On white

8.51

#781F9B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.47

#781F9B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #781F9B

8.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##781F9B	#FFFFFF	#000000	##FFFFFF
##781F9B	1.00	8.51	2.47	8.51
#FFFFFF	8.51	1.00	21.00	1.00
#000000	2.47	21.00	1.00	21.00
##FFFFFF	8.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00489E

Deuteranopia (green-blind)

#124F98

Tritanopia (blue-blind)

#743D5D

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #781f9b;
/* rgb */ color: rgb(120, 31, 155);
/* oklch */ color: oklch(44.4% 0.192 313.9);

Tailwind

colors: {
  custom: {
    50: '#a366b9',
    500: '#781f9b',
    950: '#000000',
  },
}

SCSS

$custom: #781f9b;
$custom-light: #a366b9;
$custom-dark: #000000;

JSON

{
  "hex": "#781f9b",
  "rgb": {
    "r": 120,
    "g": 31,
    "b": 155
  },
  "hsl": {
    "h": 283.065,
    "s": 66.667,
    "l": 36.471
  },
  "oklch": {
    "l": 0.44375,
    "c": 0.19155,
    "h": 313.9
  },
  "luminance": 0.0734
}

Semantic roles & 50–950 ramp

primary

#781F9B

secondary

#73C155

accent

#EA3E6F

background

#FAF6FB

surface

#F4EBF6

border

#CEC6D0

text

#100612

muted

#7F7A81

Preview Lab

Preview with #781F9B

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

Preview Lab → · Contrast checker → · Palette generator →