#3F28A9#3F28A9

#3F28A9 is a dark, vivid violet. Relative luminance 0.054; OKLCH L 39.9% C 0.192 H 281.5°. Best body text is #FFFFFF at 10.06:1 contrast (WCAG AA passes).

Color values

HEX	#3F28A9
RGB	rgb(63, 40, 169)
HSL	hsl(251, 62%, 41%)
HSV	hsv(251, 76%, 66%)
CMYK	cmyk(62.7%, 76.3%, 0%, 33.7%)
CIE-LAB	lab(27.95, 46.36, -65.10)
CIE-LCH	lch(27.95, 79.92, 305.45°)
OKLab	oklab(39.94% 0.0381 -0.1878)
OKLCH	oklch(39.94% 0.192 281.5)
XYZ	xyz(9.9679, 5.4382, 38.0528)
Luminance	0.0544 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F28A9 #92A928

analogous

#2851A9 #3F28A9 #7F28A9

triadic

#3F28A9 #A93F28 #28A93F

tetradic

#3F28A9 #A92851 #92A928 #28A97F

square

#3F28A9 #A92851 #92A928 #28A97F

split-complementary

#3F28A9 #A97F28 #51A928

monochromatic

#1A1146 #2D1C78 #3F28A9 #573DD1 #826FDD

Accessibility & contrast

On white

10.06

#3F28A9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.09

#3F28A9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F28A9

10.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F28A9	#FFFFFF	#000000	##FFFFFF
##3F28A9	1.00	10.06	2.09	10.06
#FFFFFF	10.06	1.00	21.00	1.00
#000000	2.09	21.00	1.00	21.00
##FFFFFF	10.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0046AD

Deuteranopia (green-blind)

#003DA7

Tritanopia (blue-blind)

#004D67

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #3f28a9;
/* rgb */ color: rgb(63, 40, 169);
/* oklch */ color: oklch(39.9% 0.192 281.5);

Tailwind

colors: {
  custom: {
    50: '#8265c4',
    500: '#3f28a9',
    950: '#000000',
  },
}

SCSS

$custom: #3f28a9;
$custom-light: #8265c4;
$custom-dark: #000000;

JSON

{
  "hex": "#3f28a9",
  "rgb": {
    "r": 63,
    "g": 40,
    "b": 169
  },
  "hsl": {
    "h": 250.698,
    "s": 61.722,
    "l": 40.98
  },
  "oklch": {
    "l": 0.39936,
    "c": 0.19163,
    "h": 281.5
  },
  "luminance": 0.05439
}

Semantic roles & 50–950 ramp

primary

#3F28A9

secondary

#B3C469

accent

#E543C8

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0C0613

muted

#7D7A82

Preview Lab

Preview with #3F28A9

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

Preview Lab → · Contrast checker → · Palette generator →