#3F28AA#3F28AA

#3F28AA is a dark, vivid violet. Relative luminance 0.055; OKLCH L 40.0% C 0.193 H 281.3°. Best body text is #FFFFFF at 10.02:1 contrast (WCAG AA passes).

Color values

HEX	#3F28AA
RGB	rgb(63, 40, 170)
HSL	hsl(251, 62%, 41%)
HSV	hsv(251, 76%, 67%)
CMYK	cmyk(62.9%, 76.5%, 0%, 33.3%)
CIE-LAB	lab(28.05, 46.66, -65.54)
CIE-LCH	lch(28.05, 80.45, 305.45°)
OKLab	oklab(40.04% 0.0378 -0.1891)
OKLCH	oklch(40.04% 0.193 281.3)
XYZ	xyz(10.0621, 5.4759, 38.5491)
Luminance	0.0548 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F28AA #93AA28

analogous

#2852AA #3F28AA #8028AA

triadic

#3F28AA #AA3F28 #28AA3F

tetradic

#3F28AA #AA2852 #93AA28 #28AA80

square

#3F28AA #AA2852 #93AA28 #28AA80

split-complementary

#3F28AA #AA8028 #52AA28

monochromatic

#1A1147 #2D1C78 #3F28AA #583ED2 #836FDD

Accessibility & contrast

On white

10.02

#3F28AA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.10

#3F28AA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F28AA

10.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F28AA	#FFFFFF	#000000	##FFFFFF
##3F28AA	1.00	10.02	2.10	10.02
#FFFFFF	10.02	1.00	21.00	1.00
#000000	2.10	21.00	1.00	21.00
##FFFFFF	10.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0047AE

Deuteranopia (green-blind)

#003DA8

Tritanopia (blue-blind)

#004D68

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #3f28aa;
/* rgb */ color: rgb(63, 40, 170);
/* oklch */ color: oklch(40.0% 0.193 281.3);

Tailwind

colors: {
  custom: {
    50: '#8265c5',
    500: '#3f28aa',
    950: '#000000',
  },
}

SCSS

$custom: #3f28aa;
$custom-light: #8265c5;
$custom-dark: #000000;

JSON

{
  "hex": "#3f28aa",
  "rgb": {
    "r": 63,
    "g": 40,
    "b": 170
  },
  "hsl": {
    "h": 250.615,
    "s": 61.905,
    "l": 41.176
  },
  "oklch": {
    "l": 0.40038,
    "c": 0.19283,
    "h": 281.3
  },
  "luminance": 0.05477
}

Semantic roles & 50–950 ramp

primary

#3F28AA

secondary

#B4C46A

accent

#E543C8

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0C0613

muted

#7D7A82

Preview Lab

Preview with #3F28AA

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

Preview Lab → · Contrast checker → · Palette generator →