#901BB3#901BB3

#901BB3 is a mid, highly saturated purple. Relative luminance 0.100; OKLCH L 49.3% C 0.223 H 316.3°. Best body text is #FFFFFF at 7.01:1 contrast (WCAG AA passes).

Color values

HEX	#901BB3
RGB	rgb(144, 27, 179)
HSL	hsl(286, 74%, 40%)
HSV	hsv(286, 85%, 70%)
CMYK	cmyk(19.6%, 84.9%, 0%, 29.8%)
CIE-LAB	lab(37.79, 65.70, -54.58)
CIE-LCH	lch(37.79, 85.41, 320.28°)
OKLab	oklab(49.35% 0.1615 -0.1541)
OKLCH	oklch(49.35% 0.223 316.3)
XYZ	xyz(20.0289, 9.9687, 43.5082)
Luminance	0.0997 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#901BB3 #3EB31B

analogous

#441BB3 #901BB3 #B31B8A

triadic

#901BB3 #B3901B #1BB390

tetradic

#901BB3 #B3441B #3EB31B #1B8AB3

square

#901BB3 #B3441B #3EB31B #1B8AB3

split-complementary

#901BB3 #8AB31B #1BB344

monochromatic

#3A0B49 #65137E #901BB3 #B62CDF #C861E7

Accessibility & contrast

On white

7.01

#901BB3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.99

#901BB3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #901BB3

7.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##901BB3	#FFFFFF	#000000	##FFFFFF
##901BB3	1.00	7.01	2.99	7.01
#FFFFFF	7.01	1.00	21.00	1.00
#000000	2.99	21.00	1.00	21.00
##FFFFFF	7.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052B7

Deuteranopia (green-blind)

#185CB0

Tritanopia (blue-blind)

#8E426B

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #901bb3;
/* rgb */ color: rgb(144, 27, 179);
/* oklch */ color: oklch(49.3% 0.223 316.3);

Tailwind

colors: {
  custom: {
    50: '#b569cb',
    500: '#901bb3',
    950: '#000000',
  },
}

SCSS

$custom: #901bb3;
$custom-light: #b569cb;
$custom-dark: #000000;

JSON

{
  "hex": "#901bb3",
  "rgb": {
    "r": 144,
    "g": 27,
    "b": 179
  },
  "hsl": {
    "h": 286.184,
    "s": 73.786,
    "l": 40.392
  },
  "oklch": {
    "l": 0.49346,
    "c": 0.22319,
    "h": 316.3
  },
  "luminance": 0.09968
}

Semantic roles & 50–950 ramp

primary

#901BB3

secondary

#77CC5E

accent

#F03762

background

#FBF6FC

surface

#F6ECF9

border

#D0C7D2

text

#120713

muted

#817A82

Preview Lab

Preview with #901BB3

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

Preview Lab → · Contrast checker → · Palette generator →