#3F1CA8#3F1CA8

#3F1CA8 is a dark, highly saturated violet. Relative luminance 0.047; OKLCH L 38.5% C 0.201 H 283.0°. Best body text is #FFFFFF at 10.81:1 contrast (WCAG AA passes).

Color values

HEX	#3F1CA8
RGB	rgb(63, 28, 168)
HSL	hsl(255, 71%, 38%)
HSV	hsv(255, 83%, 66%)
CMYK	cmyk(62.5%, 83.3%, 0%, 34.1%)
CIE-LAB	lab(25.90, 51.67, -67.88)
CIE-LCH	lch(25.90, 85.31, 307.28°)
OKLab	oklab(38.48% 0.0453 -0.1957)
OKLCH	oklch(38.48% 0.201 283)
XYZ	xyz(9.5308, 4.7138, 37.4458)
Luminance	0.0471 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F1CA8 #85A81C

analogous

#1C3FA8 #3F1CA8 #851CA8

triadic

#3F1CA8 #A83F1C #1CA83F

tetradic

#3F1CA8 #A81C3F #85A81C #1CA885

square

#3F1CA8 #A81C3F #85A81C #1CA885

split-complementary

#3F1CA8 #A8851C #3FA81C

monochromatic

#180B3F #2B1374 #3F1CA8 #5326DB #7D5BE4

Accessibility & contrast

On white

10.81

#3F1CA8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#3F1CA8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F1CA8

10.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F1CA8	#FFFFFF	#000000	##FFFFFF
##3F1CA8	1.00	10.81	1.94	10.81
#FFFFFF	10.81	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0042AC

Deuteranopia (green-blind)

#0039A6

Tritanopia (blue-blind)

#004864

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #3f1ca8;
/* rgb */ color: rgb(63, 28, 168);
/* oklch */ color: oklch(38.5% 0.201 283.0);

Tailwind

colors: {
  custom: {
    50: '#825fc3',
    500: '#3f1ca8',
    950: '#000000',
  },
}

SCSS

$custom: #3f1ca8;
$custom-light: #825fc3;
$custom-dark: #000000;

JSON

{
  "hex": "#3f1ca8",
  "rgb": {
    "r": 63,
    "g": 28,
    "b": 168
  },
  "hsl": {
    "h": 255,
    "s": 71.429,
    "l": 38.431
  },
  "oklch": {
    "l": 0.38483,
    "c": 0.20092,
    "h": 283
  },
  "luminance": 0.04714
}

Semantic roles & 50–950 ramp

primary

#3F1CA8

secondary

#ACC758

accent

#EE3AC1

background

#F8F5FC

surface

#F0EAF8

border

#CBC6D1

text

#0C0513

muted

#7D7982

Preview Lab

Preview with #3F1CA8

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

Preview Lab → · Contrast checker → · Palette generator →