#3F22B5#3F22B5

#3F22B5 is a dark, highly saturated violet. Relative luminance 0.055; OKLCH L 40.5% C 0.211 H 280.4°. Best body text is #FFFFFF at 9.96:1 contrast (WCAG AA passes).

Color values

HEX	#3F22B5
RGB	rgb(63, 34, 181)
HSL	hsl(252, 68%, 42%)
HSV	hsv(252, 81%, 71%)
CMYK	cmyk(65.2%, 81.2%, 0%, 29%)
CIE-LAB	lab(28.21, 52.80, -71.86)
CIE-LCH	lch(28.21, 89.17, 306.31°)
OKLab	oklab(40.49% 0.038 -0.2074)
OKLCH	oklch(40.49% 0.211 280.4)
XYZ	xyz(10.9598, 5.5361, 44.1981)
Luminance	0.0554 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F22B5 #98B522

analogous

#224EB5 #3F22B5 #8922B5

triadic

#3F22B5 #B53F22 #22B53F

tetradic

#3F22B5 #B5224E #98B522 #22B589

square

#3F22B5 #B5224E #98B522 #22B589

split-complementary

#3F22B5 #B58922 #4EB522

monochromatic

#1B0F4E #2D1881 #3F22B5 #5A3ADA #856EE4

Accessibility & contrast

On white

9.96

#3F22B5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.11

#3F22B5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F22B5

9.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F22B5	#FFFFFF	#000000	##FFFFFF
##3F22B5	1.00	9.96	2.11	9.96
#FFFFFF	9.96	1.00	21.00	1.00
#000000	2.11	21.00	1.00	21.00
##FFFFFF	9.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0048B9

Deuteranopia (green-blind)

#003DB2

Tritanopia (blue-blind)

#004F6D

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #3f22b5;
/* rgb */ color: rgb(63, 34, 181);
/* oklch */ color: oklch(40.5% 0.211 280.4);

Tailwind

colors: {
  custom: {
    50: '#8563cd',
    500: '#3f22b5',
    950: '#000000',
  },
}

SCSS

$custom: #3f22b5;
$custom-light: #8563cd;
$custom-dark: #000000;

JSON

{
  "hex": "#3f22b5",
  "rgb": {
    "r": 63,
    "g": 34,
    "b": 181
  },
  "hsl": {
    "h": 251.837,
    "s": 68.372,
    "l": 42.157
  },
  "oklch": {
    "l": 0.40494,
    "c": 0.21089,
    "h": 280.4
  },
  "luminance": 0.05537
}

Semantic roles & 50–950 ramp

primary

#3F22B5

secondary

#B7CA69

accent

#EB3DC9

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0514

muted

#7D7A82

Preview Lab

Preview with #3F22B5

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

Preview Lab → · Contrast checker → · Palette generator →