#B181F9#B181F9

#B181F9 is a light, vivid violet. Relative luminance 0.319; OKLCH L 70.1% C 0.174 H 300.4°. Best body text is #000000 at 7.38:1 contrast (WCAG AA passes).

Color values

HEX	#B181F9
RGB	rgb(177, 129, 249)
HSL	hsl(264, 91%, 74%)
HSV	hsv(264, 48%, 98%)
CMYK	cmyk(28.9%, 48.2%, 0%, 2.4%)
CIE-LAB	lab(63.25, 42.47, -53.46)
CIE-LCH	lch(63.25, 68.27, 308.47°)
OKLab	oklab(70.06% 0.0883 -0.1503)
OKLCH	oklch(70.06% 0.174 300.4)
XYZ	xyz(43.0766, 31.8870, 93.4895)
Luminance	0.3189 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B181F9 #C9F981

analogous

#818DF9 #B181F9 #ED81F9

triadic

#B181F9 #F9B181 #81F9B1

tetradic

#B181F9 #F9818D #C9F981 #81F9ED

square

#B181F9 #F9818D #C9F981 #81F9ED

split-complementary

#B181F9 #F9ED81 #8DF981

monochromatic

#690CF3 #8D47F6 #B181F9 #D5BBFC #EDE2FE

Accessibility & contrast

On white

2.85

#B181F9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.38

#B181F9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B181F9

7.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B181F9	#FFFFFF	#000000	##000000
##B181F9	1.00	2.85	7.38	7.38
#FFFFFF	2.85	1.00	21.00	21.00
#000000	7.38	21.00	1.00	1.00
##000000	7.38	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B99FD

Deuteranopia (green-blind)

#6798F6

Tritanopia (blue-blind)

#A397B1

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #b181f9;
/* rgb */ color: rgb(177, 129, 249);
/* oklch */ color: oklch(70.1% 0.174 300.4);

Tailwind

colors: {
  custom: {
    50: '#cba6fc',
    500: '#b181f9',
    950: '#000000',
  },
}

SCSS

$custom: #b181f9;
$custom-light: #cba6fc;
$custom-dark: #000000;

JSON

{
  "hex": "#b181f9",
  "rgb": {
    "r": 177,
    "g": 129,
    "b": 249
  },
  "hsl": {
    "h": 264,
    "s": 90.909,
    "l": 74.118
  },
  "oklch": {
    "l": 0.70063,
    "c": 0.1743,
    "h": 300.4
  },
  "luminance": 0.31887
}

Semantic roles & 50–950 ramp

primary

#B181F9

secondary

#E9F6D5

accent

#E6008A

background

#FCFAFF

surface

#F9F4FF

border

#D2CED7

text

#140F17

muted

#827F85

Preview Lab

Preview with #B181F9

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

Preview Lab → · Contrast checker → · Palette generator →