#3F15A1#3F15A1

#3F15A1 is a dark, vivid violet. Relative luminance 0.042; OKLCH L 37.1% C 0.198 H 285.0°. Best body text is #FFFFFF at 11.46:1 contrast (WCAG AA passes).

Color values

HEX	#3F15A1
RGB	rgb(63, 21, 161)
HSL	hsl(258, 77%, 36%)
HSV	hsv(258, 87%, 63%)
CMYK	cmyk(60.9%, 87%, 0%, 36.9%)
CIE-LAB	lab(24.21, 52.43, -66.43)
CIE-LCH	lch(24.21, 84.63, 308.28°)
OKLab	oklab(37.1% 0.0512 -0.1914)
OKLCH	oklch(37.1% 0.198 285)
XYZ	xyz(8.7491, 4.1657, 34.0543)
Luminance	0.0417 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F15A1 #77A115

analogous

#1531A1 #3F15A1 #8515A1

triadic

#3F15A1 #A13F15 #15A13F

tetradic

#3F15A1 #A11531 #77A115 #15A185

square

#3F15A1 #A11531 #77A115 #15A185

split-complementary

#3F15A1 #A18515 #31A115

monochromatic

#150735 #2A0E6B #3F15A1 #541CD7 #7949E7

Accessibility & contrast

On white

11.46

#3F15A1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#3F15A1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F15A1

11.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F15A1	#FFFFFF	#000000	##FFFFFF
##3F15A1	1.00	11.46	1.83	11.46
#FFFFFF	11.46	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003DA5

Deuteranopia (green-blind)

#00359F

Tritanopia (blue-blind)

#00435F

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #3f15a1;
/* rgb */ color: rgb(63, 21, 161);
/* oklch */ color: oklch(37.1% 0.198 285.0);

Tailwind

colors: {
  custom: {
    50: '#825bbe',
    500: '#3f15a1',
    950: '#000000',
  },
}

SCSS

$custom: #3f15a1;
$custom-light: #825bbe;
$custom-dark: #000000;

JSON

{
  "hex": "#3f15a1",
  "rgb": {
    "r": 63,
    "g": 21,
    "b": 161
  },
  "hsl": {
    "h": 258,
    "s": 76.923,
    "l": 35.686
  },
  "oklch": {
    "l": 0.37095,
    "c": 0.19815,
    "h": 285
  },
  "luminance": 0.04166
}

Semantic roles & 50–950 ramp

primary

#3F15A1

secondary

#A2C849

accent

#F334BA

background

#F8F5FB

surface

#F0E9F7

border

#CBC5D0

text

#0C0412

muted

#7D7981

Preview Lab

Preview with #3F15A1

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

Preview Lab → · Contrast checker → · Palette generator →