#3F286B#3F286B

#3F286B is a dark, moderate violet. Relative luminance 0.036; OKLCH L 34.3% C 0.112 H 295.7°. Best body text is #FFFFFF at 12.16:1 contrast (WCAG AA passes).

Color values

HEX	#3F286B
RGB	rgb(63, 40, 107)
HSL	hsl(261, 46%, 29%)
HSV	hsv(261, 63%, 42%)
CMYK	cmyk(41.1%, 62.6%, 0%, 58%)
CIE-LAB	lab(22.43, 27.30, -35.45)
CIE-LCH	lch(22.43, 44.75, 307.60°)
OKLab	oklab(34.29% 0.0486 -0.1008)
OKLCH	oklch(34.29% 0.112 295.7)
XYZ	xyz(5.4618, 3.6358, 14.3211)
Luminance	0.0364 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F286B #546B28

analogous

#28336B #3F286B #61286B

triadic

#3F286B #6B3F28 #286B3F

tetradic

#3F286B #6B2833 #546B28 #286B61

square

#3F286B #6B2833 #546B28 #286B61

split-complementary

#3F286B #6B6128 #336B28

monochromatic

#0D0816 #25173E #3F286B #593998 #7650BE

Accessibility & contrast

On white

12.16

#3F286B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.73

#3F286B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F286B

12.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F286B	#FFFFFF	#000000	##FFFFFF
##3F286B	1.00	12.16	1.73	12.16
#FFFFFF	12.16	1.00	21.00	1.00
#000000	1.73	21.00	1.00	21.00
##FFFFFF	12.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00366D

Deuteranopia (green-blind)

#0A356A

Tritanopia (blue-blind)

#343745

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #3f286b;
/* rgb */ color: rgb(63, 40, 107);
/* oklch */ color: oklch(34.3% 0.112 295.7);

Tailwind

colors: {
  custom: {
    50: '#786396',
    500: '#3f286b',
    950: '#000000',
  },
}

SCSS

$custom: #3f286b;
$custom-light: #786396;
$custom-dark: #000000;

JSON

{
  "hex": "#3f286b",
  "rgb": {
    "r": 63,
    "g": 40,
    "b": 107
  },
  "hsl": {
    "h": 260.597,
    "s": 45.578,
    "l": 28.824
  },
  "oklch": {
    "l": 0.34286,
    "c": 0.11195,
    "h": 295.7
  },
  "luminance": 0.03636
}

Semantic roles & 50–950 ramp

primary

#3F286B

secondary

#839D51

accent

#D553A8

background

#F7F5F9

surface

#EDEAF2

border

#C8C6CC

text

#09050D

muted

#7B797E

Preview Lab

Preview with #3F286B

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

Preview Lab → · Contrast checker → · Palette generator →