#3F22B4#3F22B4

#3F22B4 is a dark, highly saturated violet. Relative luminance 0.055; OKLCH L 40.4% C 0.210 H 280.5°. Best body text is #FFFFFF at 10.00:1 contrast (WCAG AA passes).

Color values

HEX	#3F22B4
RGB	rgb(63, 34, 180)
HSL	hsl(252, 68%, 42%)
HSV	hsv(252, 81%, 71%)
CMYK	cmyk(65%, 81.1%, 0%, 29.4%)
CIE-LAB	lab(28.10, 52.51, -71.44)
CIE-LCH	lch(28.10, 88.67, 306.32°)
OKLab	oklab(40.39% 0.0383 -0.2062)
OKLCH	oklch(40.39% 0.21 280.5)
XYZ	xyz(10.8575, 5.4952, 43.6597)
Luminance	0.0550 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F22B4 #97B422

analogous

#224EB4 #3F22B4 #8822B4

triadic

#3F22B4 #B43F22 #22B43F

tetradic

#3F22B4 #B4224E #97B422 #22B488

square

#3F22B4 #B4224E #97B422 #22B488

split-complementary

#3F22B4 #B48822 #4EB422

monochromatic

#1B0F4D #2D1881 #3F22B4 #593ADA #856DE3

Accessibility & contrast

On white

10.00

#3F22B4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.10

#3F22B4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F22B4

10.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F22B4	#FFFFFF	#000000	##FFFFFF
##3F22B4	1.00	10.00	2.10	10.00
#FFFFFF	10.00	1.00	21.00	1.00
#000000	2.10	21.00	1.00	21.00
##FFFFFF	10.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0047B8

Deuteranopia (green-blind)

#003DB1

Tritanopia (blue-blind)

#004F6C

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #3f22b4;
/* rgb */ color: rgb(63, 34, 180);
/* oklch */ color: oklch(40.4% 0.210 280.5);

Tailwind

colors: {
  custom: {
    50: '#8463cc',
    500: '#3f22b4',
    950: '#000000',
  },
}

SCSS

$custom: #3f22b4;
$custom-light: #8463cc;
$custom-dark: #000000;

JSON

{
  "hex": "#3f22b4",
  "rgb": {
    "r": 63,
    "g": 34,
    "b": 180
  },
  "hsl": {
    "h": 251.918,
    "s": 68.224,
    "l": 41.961
  },
  "oklch": {
    "l": 0.40387,
    "c": 0.20975,
    "h": 280.5
  },
  "luminance": 0.05496
}

Semantic roles & 50–950 ramp

primary

#3F22B4

secondary

#B6CA68

accent

#EB3DC8

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0514

muted

#7D7A82

Preview Lab

Preview with #3F22B4

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

Preview Lab → · Contrast checker → · Palette generator →