#8181F9#8181F9

#8181F9 is a light, vivid blue. Relative luminance 0.272; OKLCH L 66.0% C 0.174 H 280.5°. Best body text is #000000 at 6.44:1 contrast (WCAG AA passes).

Color values

HEX	#8181F9
RGB	rgb(129, 129, 249)
HSL	hsl(240, 91%, 74%)
HSV	hsv(240, 48%, 98%)
CMYK	cmyk(48.2%, 48.2%, 0%, 2.4%)
CIE-LAB	lab(59.16, 30.94, -60.21)
CIE-LCH	lch(59.16, 67.70, 297.20°)
OKLab	oklab(66.01% 0.0318 -0.1713)
OKLCH	oklch(66.01% 0.174 280.5)
XYZ	xyz(33.9972, 27.2054, 93.0639)
Luminance	0.2721 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#8181F9 #F9F981

analogous

#81BDF9 #8181F9 #BD81F9

triadic

#8181F9 #F98181 #81F981

tetradic

#8181F9 #F981BD #F9F981 #81F9BD

square

#8181F9 #F981BD #F9F981 #81F9BD

split-complementary

#8181F9 #F9BD81 #BDF981

monochromatic

#0C0CF3 #4747F6 #8181F9 #BBBBFC #E2E2FE

Accessibility & contrast

On white

3.26

#8181F9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.44

#8181F9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #8181F9

6.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##8181F9	#FFFFFF	#000000	##000000
##8181F9	1.00	3.26	6.44	6.44
#FFFFFF	3.26	1.00	21.00	21.00
#000000	6.44	21.00	1.00	1.00
##000000	6.44	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B93FD

Deuteranopia (green-blind)

#418AF6

Tritanopia (blue-blind)

#549BB1

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #8181f9;
/* rgb */ color: rgb(129, 129, 249);
/* oklch */ color: oklch(66.0% 0.174 280.5);

Tailwind

colors: {
  custom: {
    50: '#aca5fc',
    500: '#8181f9',
    950: '#000000',
  },
}

SCSS

$custom: #8181f9;
$custom-light: #aca5fc;
$custom-dark: #000000;

JSON

{
  "hex": "#8181f9",
  "rgb": {
    "r": 129,
    "g": 129,
    "b": 249
  },
  "hsl": {
    "h": 240,
    "s": 90.909,
    "l": 74.118
  },
  "oklch": {
    "l": 0.66013,
    "c": 0.17422,
    "h": 280.5
  },
  "luminance": 0.27207
}

Semantic roles & 50–950 ramp

primary

#8181F9

secondary

#F6F6D5

accent

#E600E5

background

#FBFAFF

surface

#F6F4FF

border

#D0CED7

text

#110F17

muted

#807F85

Preview Lab

Preview with #8181F9

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

Preview Lab → · Contrast checker → · Palette generator →