#3F23A8#3F23A8

#3F23A8 is a dark, vivid violet. Relative luminance 0.051; OKLCH L 39.2% C 0.195 H 282.3°. Best body text is #FFFFFF at 10.41:1 contrast (WCAG AA passes).

Color values

HEX	#3F23A8
RGB	rgb(63, 35, 168)
HSL	hsl(253, 66%, 40%)
HSV	hsv(253, 79%, 66%)
CMYK	cmyk(62.5%, 79.2%, 0%, 34.1%)
CIE-LAB	lab(26.98, 48.55, -66.10)
CIE-LCH	lch(26.98, 82.02, 306.29°)
OKLab	oklab(39.23% 0.0415 -0.1907)
OKLCH	oklch(39.23% 0.195 282.3)
XYZ	xyz(9.7166, 5.0853, 37.5077)
Luminance	0.0509 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F23A8 #8CA823

analogous

#2349A8 #3F23A8 #8223A8

triadic

#3F23A8 #A83F23 #23A83F

tetradic

#3F23A8 #A82349 #8CA823 #23A882

square

#3F23A8 #A82349 #8CA823 #23A882

split-complementary

#3F23A8 #A88223 #49A823

monochromatic

#190E43 #2C1875 #3F23A8 #5534D5 #8066DF

Accessibility & contrast

On white

10.41

#3F23A8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#3F23A8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F23A8

10.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F23A8	#FFFFFF	#000000	##FFFFFF
##3F23A8	1.00	10.41	2.02	10.41
#FFFFFF	10.41	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0044AC

Deuteranopia (green-blind)

#003BA6

Tritanopia (blue-blind)

#004B65

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #3f23a8;
/* rgb */ color: rgb(63, 35, 168);
/* oklch */ color: oklch(39.2% 0.195 282.3);

Tailwind

colors: {
  custom: {
    50: '#8262c3',
    500: '#3f23a8',
    950: '#000000',
  },
}

SCSS

$custom: #3f23a8;
$custom-light: #8262c3;
$custom-dark: #000000;

JSON

{
  "hex": "#3f23a8",
  "rgb": {
    "r": 63,
    "g": 35,
    "b": 168
  },
  "hsl": {
    "h": 252.632,
    "s": 65.517,
    "l": 39.804
  },
  "oklch": {
    "l": 0.39226,
    "c": 0.19512,
    "h": 282.3
  },
  "luminance": 0.05086
}

Semantic roles & 50–950 ramp

primary

#3F23A8

secondary

#B0C562

accent

#E83FC5

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0C0513

muted

#7D7A82

Preview Lab

Preview with #3F23A8

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

Preview Lab → · Contrast checker → · Palette generator →