#3F197D#3F197D

#3F197D is a dark, vivid violet. Relative luminance 0.032; OKLCH L 33.7% C 0.155 H 293.5°. Best body text is #FFFFFF at 12.75:1 contrast (WCAG AA passes).

Color values

HEX	#3F197D
RGB	rgb(63, 25, 125)
HSL	hsl(263, 67%, 29%)
HSV	hsv(263, 80%, 49%)
CMYK	cmyk(49.6%, 80%, 0%, 51%)
CIE-LAB	lab(20.95, 40.89, -49.41)
CIE-LCH	lch(20.95, 64.14, 309.61°)
OKLab	oklab(33.71% 0.0617 -0.1418)
OKLCH	oklch(33.71% 0.155 293.5)
XYZ	xyz(6.0982, 3.2325, 19.7007)
Luminance	0.0323 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F197D #577D19

analogous

#19257D #3F197D #71197D

triadic

#3F197D #7D3F19 #197D3F

tetradic

#3F197D #7D1925 #577D19 #197D71

square

#3F197D #7D1925 #577D19 #197D71

split-complementary

#3F197D #7D7119 #257D19

monochromatic

#0D051A #250F4A #3F197D #5923B0 #7539D7

Accessibility & contrast

On white

12.75

#3F197D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#3F197D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F197D

12.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F197D	#FFFFFF	#000000	##FFFFFF
##3F197D	1.00	12.75	1.65	12.75
#FFFFFF	12.75	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003380

Deuteranopia (green-blind)

#00317B

Tritanopia (blue-blind)

#2C354A

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #3f197d;
/* rgb */ color: rgb(63, 25, 125);
/* oklch */ color: oklch(33.7% 0.155 293.5);

Tailwind

colors: {
  custom: {
    50: '#7b5ba4',
    500: '#3f197d',
    950: '#000000',
  },
}

SCSS

$custom: #3f197d;
$custom-light: #7b5ba4;
$custom-dark: #000000;

JSON

{
  "hex": "#3f197d",
  "rgb": {
    "r": 63,
    "g": 25,
    "b": 125
  },
  "hsl": {
    "h": 262.8,
    "s": 66.667,
    "l": 29.412
  },
  "oklch": {
    "l": 0.33709,
    "c": 0.15463,
    "h": 293.5
  },
  "luminance": 0.03233
}

Semantic roles & 50–950 ramp

primary

#3F197D

secondary

#86B140

accent

#EA3EA8

background

#F7F5FA

surface

#EEE9F4

border

#C9C5CE

text

#0A040F

muted

#7C797F

Preview Lab

Preview with #3F197D

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

Preview Lab → · Contrast checker → · Palette generator →