#3F1FA7#3F1FA7

#3F1FA7 is a dark, vivid violet. Relative luminance 0.048; OKLCH L 38.7% C 0.197 H 282.9°. Best body text is #FFFFFF at 10.68:1 contrast (WCAG AA passes).

Color values

HEX	#3F1FA7
RGB	rgb(63, 31, 167)
HSL	hsl(254, 69%, 39%)
HSV	hsv(254, 81%, 65%)
CMYK	cmyk(62.3%, 81.4%, 0%, 34.5%)
CIE-LAB	lab(26.23, 50.10, -66.73)
CIE-LCH	lch(26.23, 83.44, 306.90°)
OKLab	oklab(38.68% 0.044 -0.1924)
OKLCH	oklch(38.68% 0.197 282.9)
XYZ	xyz(9.5128, 4.8261, 36.9820)
Luminance	0.0483 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F1FA7 #87A71F

analogous

#1F43A7 #3F1FA7 #831FA7

triadic

#3F1FA7 #A73F1F #1FA73F

tetradic

#3F1FA7 #A71F43 #87A71F #1FA783

square

#3F1FA7 #A71F43 #87A71F #1FA783

split-complementary

#3F1FA7 #A7831F #43A71F

monochromatic

#180C40 #2C1573 #3F1FA7 #542BD8 #7E5FE1

Accessibility & contrast

On white

10.68

#3F1FA7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#3F1FA7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F1FA7

10.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F1FA7	#FFFFFF	#000000	##FFFFFF
##3F1FA7	1.00	10.68	1.97	10.68
#FFFFFF	10.68	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0042AB

Deuteranopia (green-blind)

#0039A5

Tritanopia (blue-blind)

#004964

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #3f1fa7;
/* rgb */ color: rgb(63, 31, 167);
/* oklch */ color: oklch(38.7% 0.197 282.9);

Tailwind

colors: {
  custom: {
    50: '#8260c2',
    500: '#3f1fa7',
    950: '#000000',
  },
}

SCSS

$custom: #3f1fa7;
$custom-light: #8260c2;
$custom-dark: #000000;

JSON

{
  "hex": "#3f1fa7",
  "rgb": {
    "r": 63,
    "g": 31,
    "b": 167
  },
  "hsl": {
    "h": 254.118,
    "s": 68.687,
    "l": 38.824
  },
  "oklch": {
    "l": 0.38679,
    "c": 0.19741,
    "h": 282.9
  },
  "luminance": 0.04827
}

Semantic roles & 50–950 ramp

primary

#3F1FA7

secondary

#ADC65C

accent

#EC3CC2

background

#F8F5FC

surface

#F0EAF8

border

#CBC6D1

text

#0C0513

muted

#7D7982

Preview Lab

Preview with #3F1FA7

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

Preview Lab → · Contrast checker → · Palette generator →