#3F22B3#3F22B3

#3F22B3 is a dark, highly saturated violet. Relative luminance 0.055; OKLCH L 40.3% C 0.209 H 280.7°. Best body text is #FFFFFF at 10.04:1 contrast (WCAG AA passes).

Color values

HEX	#3F22B3
RGB	rgb(63, 34, 179)
HSL	hsl(252, 68%, 42%)
HSV	hsv(252, 81%, 70%)
CMYK	cmyk(64.8%, 81%, 0%, 29.8%)
CIE-LAB	lab(27.99, 52.22, -71.03)
CIE-LCH	lch(27.99, 88.16, 306.33°)
OKLab	oklab(40.28% 0.0386 -0.205)
OKLCH	oklch(40.28% 0.209 280.7)
XYZ	xyz(10.7560, 5.4546, 43.1251)
Luminance	0.0546 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F22B3 #96B322

analogous

#224EB3 #3F22B3 #8822B3

triadic

#3F22B3 #B33F22 #22B33F

tetradic

#3F22B3 #B3224E #96B322 #22B388

square

#3F22B3 #B3224E #96B322 #22B388

split-complementary

#3F22B3 #B38822 #4EB322

monochromatic

#1B0E4C #2D1880 #3F22B3 #5939D9 #846CE3

Accessibility & contrast

On white

10.04

#3F22B3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.09

#3F22B3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F22B3

10.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F22B3	#FFFFFF	#000000	##FFFFFF
##3F22B3	1.00	10.04	2.09	10.04
#FFFFFF	10.04	1.00	21.00	1.00
#000000	2.09	21.00	1.00	21.00
##FFFFFF	10.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0047B7

Deuteranopia (green-blind)

#003DB0

Tritanopia (blue-blind)

#004F6B

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #3f22b3;
/* rgb */ color: rgb(63, 34, 179);
/* oklch */ color: oklch(40.3% 0.209 280.7);

Tailwind

colors: {
  custom: {
    50: '#8463cb',
    500: '#3f22b3',
    950: '#000000',
  },
}

SCSS

$custom: #3f22b3;
$custom-light: #8463cb;
$custom-dark: #000000;

JSON

{
  "hex": "#3f22b3",
  "rgb": {
    "r": 63,
    "g": 34,
    "b": 179
  },
  "hsl": {
    "h": 252,
    "s": 68.075,
    "l": 41.765
  },
  "oklch": {
    "l": 0.40279,
    "c": 0.20861,
    "h": 280.7
  },
  "luminance": 0.05455
}

Semantic roles & 50–950 ramp

primary

#3F22B3

secondary

#B6C968

accent

#EB3DC8

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0513

muted

#7D7A82

Preview Lab

Preview with #3F22B3

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

Preview Lab → · Contrast checker → · Palette generator →