#3F137E#3F137E

#3F137E is a dark, vivid violet. Relative luminance 0.030; OKLCH L 33.2% C 0.161 H 294.1°. Best body text is #FFFFFF at 13.08:1 contrast (WCAG AA passes).

Color values

HEX	#3F137E
RGB	rgb(63, 19, 126)
HSL	hsl(265, 74%, 28%)
HSV	hsv(265, 85%, 49%)
CMYK	cmyk(50%, 84.9%, 0%, 50.6%)
CIE-LAB	lab(20.16, 43.76, -51.35)
CIE-LCH	lch(20.16, 67.46, 310.44°)
OKLab	oklab(33.19% 0.066 -0.1474)
OKLCH	oklch(33.19% 0.161 294.1)
XYZ	xyz(6.0476, 3.0287, 20.0006)
Luminance	0.0303 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F137E #527E13

analogous

#131C7E #3F137E #74137E

triadic

#3F137E #7E3F13 #137E3F

tetradic

#3F137E #7E131C #527E13 #137E74

square

#3F137E #7E131C #527E13 #137E74

split-complementary

#3F137E #7E7413 #1C7E13

monochromatic

#0D041B #240B49 #3F137E #5A1BB3 #762CDF

Accessibility & contrast

On white

13.08

#3F137E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.61

#3F137E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F137E

13.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F137E	#FFFFFF	#000000	##FFFFFF
##3F137E	1.00	13.08	1.61	13.08
#FFFFFF	13.08	1.00	21.00	1.00
#000000	1.61	21.00	1.00	21.00
##FFFFFF	13.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003281

Deuteranopia (green-blind)

#002F7C

Tritanopia (blue-blind)

#2B334A

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #3f137e;
/* rgb */ color: rgb(63, 19, 126);
/* oklch */ color: oklch(33.2% 0.161 294.1);

Tailwind

colors: {
  custom: {
    50: '#7c58a4',
    500: '#3f137e',
    950: '#000000',
  },
}

SCSS

$custom: #3f137e;
$custom-light: #7c58a4;
$custom-dark: #000000;

JSON

{
  "hex": "#3f137e",
  "rgb": {
    "r": 63,
    "g": 19,
    "b": 126
  },
  "hsl": {
    "h": 264.673,
    "s": 73.793,
    "l": 28.431
  },
  "oklch": {
    "l": 0.33189,
    "c": 0.16147,
    "h": 294.1
  },
  "luminance": 0.03029
}

Semantic roles & 50–950 ramp

primary

#3F137E

secondary

#81B439

accent

#F037A4

background

#F7F5FA

surface

#EEE9F4

border

#C9C5CE

text

#0A040F

muted

#7C797F

Preview Lab

Preview with #3F137E

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

Preview Lab → · Contrast checker → · Palette generator →