#3F1CB3#3F1CB3

#3F1CB3 is a dark, highly saturated violet. Relative luminance 0.051; OKLCH L 39.7% C 0.213 H 281.2°. Best body text is #FFFFFF at 10.35:1 contrast (WCAG AA passes).

Color values

HEX	#3F1CB3
RGB	rgb(63, 28, 179)
HSL	hsl(254, 73%, 41%)
HSV	hsv(254, 84%, 70%)
CMYK	cmyk(64.8%, 84.4%, 0%, 29.8%)
CIE-LAB	lab(27.13, 54.75, -72.45)
CIE-LCH	lch(27.13, 90.81, 307.08°)
OKLab	oklab(39.69% 0.0414 -0.209)
OKLCH	oklch(39.69% 0.213 281.2)
XYZ	xyz(10.5993, 5.1411, 43.0729)
Luminance	0.0514 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F1CB3 #90B31C

analogous

#1C45B3 #3F1CB3 #8A1CB3

triadic

#3F1CB3 #B33F1C #1CB33F

tetradic

#3F1CB3 #B31C45 #90B31C #1CB38A

square

#3F1CB3 #B31C45 #90B31C #1CB38A

split-complementary

#3F1CB3 #B38A1C #45B31C

monochromatic

#1A0B49 #2C147E #3F1CB3 #572EDE #8163E7

Accessibility & contrast

On white

10.35

#3F1CB3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.03

#3F1CB3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F1CB3

10.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F1CB3	#FFFFFF	#000000	##FFFFFF
##3F1CB3	1.00	10.35	2.03	10.35
#FFFFFF	10.35	1.00	21.00	1.00
#000000	2.03	21.00	1.00	21.00
##FFFFFF	10.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0045B7

Deuteranopia (green-blind)

#003BB0

Tritanopia (blue-blind)

#004D6A

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #3f1cb3;
/* rgb */ color: rgb(63, 28, 179);
/* oklch */ color: oklch(39.7% 0.213 281.2);

Tailwind

colors: {
  custom: {
    50: '#8560cb',
    500: '#3f1cb3',
    950: '#000000',
  },
}

SCSS

$custom: #3f1cb3;
$custom-light: #8560cb;
$custom-dark: #000000;

JSON

{
  "hex": "#3f1cb3",
  "rgb": {
    "r": 63,
    "g": 28,
    "b": 179
  },
  "hsl": {
    "h": 253.907,
    "s": 72.947,
    "l": 40.588
  },
  "oklch": {
    "l": 0.39688,
    "c": 0.21312,
    "h": 281.2
  },
  "luminance": 0.05142
}

Semantic roles & 50–950 ramp

primary

#3F1CB3

secondary

#B2CB5F

accent

#F038C5

background

#F8F5FC

surface

#F0EAF9

border

#CBC6D2

text

#0C0513

muted

#7D7982

Preview Lab

Preview with #3F1CB3

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

Preview Lab → · Contrast checker → · Palette generator →