#3F1FA8#3F1FA8

#3F1FA8 is a dark, vivid violet. Relative luminance 0.049; OKLCH L 38.8% C 0.199 H 282.7°. Best body text is #FFFFFF at 10.64:1 contrast (WCAG AA passes).

Color values

HEX	#3F1FA8
RGB	rgb(63, 31, 168)
HSL	hsl(254, 69%, 39%)
HSV	hsv(254, 82%, 66%)
CMYK	cmyk(62.5%, 81.5%, 0%, 34.1%)
CIE-LAB	lab(26.34, 50.39, -67.15)
CIE-LCH	lch(26.34, 83.96, 306.88°)
OKLab	oklab(38.78% 0.0437 -0.1937)
OKLCH	oklch(38.78% 0.199 282.7)
XYZ	xyz(9.6056, 4.8632, 37.4707)
Luminance	0.0486 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F1FA8 #88A81F

analogous

#1F43A8 #3F1FA8 #841FA8

triadic

#3F1FA8 #A83F1F #1FA83F

tetradic

#3F1FA8 #A81F43 #88A81F #1FA884

square

#3F1FA8 #A81F43 #88A81F #1FA884

split-complementary

#3F1FA8 #A8841F #43A81F

monochromatic

#180C41 #2C1574 #3F1FA8 #542CD8 #7E60E2

Accessibility & contrast

On white

10.64

#3F1FA8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#3F1FA8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F1FA8

10.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F1FA8	#FFFFFF	#000000	##FFFFFF
##3F1FA8	1.00	10.64	1.97	10.64
#FFFFFF	10.64	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0043AC

Deuteranopia (green-blind)

#003AA6

Tritanopia (blue-blind)

#004964

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #3f1fa8;
/* rgb */ color: rgb(63, 31, 168);
/* oklch */ color: oklch(38.8% 0.199 282.7);

Tailwind

colors: {
  custom: {
    50: '#8260c3',
    500: '#3f1fa8',
    950: '#000000',
  },
}

SCSS

$custom: #3f1fa8;
$custom-light: #8260c3;
$custom-dark: #000000;

JSON

{
  "hex": "#3f1fa8",
  "rgb": {
    "r": 63,
    "g": 31,
    "b": 168
  },
  "hsl": {
    "h": 254.015,
    "s": 68.844,
    "l": 39.02
  },
  "oklch": {
    "l": 0.38785,
    "c": 0.19855,
    "h": 282.7
  },
  "luminance": 0.04864
}

Semantic roles & 50–950 ramp

primary

#3F1FA8

secondary

#AEC65D

accent

#EC3CC3

background

#F8F5FC

surface

#F0EAF8

border

#CBC6D1

text

#0C0513

muted

#7D7982

Preview Lab

Preview with #3F1FA8

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

Preview Lab → · Contrast checker → · Palette generator →