#3F256B#3F256B

#3F256B is a dark, moderate violet. Relative luminance 0.034; OKLCH L 33.8% C 0.117 H 296.8°. Best body text is #FFFFFF at 12.44:1 contrast (WCAG AA passes).

Color values

HEX	#3F256B
RGB	rgb(63, 37, 107)
HSL	hsl(262, 49%, 28%)
HSV	hsv(262, 65%, 42%)
CMYK	cmyk(41.1%, 65.4%, 0%, 58%)
CIE-LAB	lab(21.73, 29.16, -36.58)
CIE-LCH	lch(21.73, 46.78, 308.56°)
OKLab	oklab(33.78% 0.0526 -0.1041)
OKLCH	oklch(33.78% 0.117 296.8)
XYZ	xyz(5.3646, 3.4413, 14.2887)
Luminance	0.0344 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue

#191970

ΔE00 7.01

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F256B #516B25

analogous

#252E6B #3F256B #62256B

triadic

#3F256B #6B3F25 #256B3F

tetradic

#3F256B #6B252E #516B25 #256B62

square

#3F256B #6B252E #516B25 #256B62

split-complementary

#3F256B #6B6225 #2E6B25

monochromatic

#0D0817 #24153E #3F256B #5A3598 #764AC0

Accessibility & contrast

On white

12.44

#3F256B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#3F256B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F256B

12.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F256B	#FFFFFF	#000000	##FFFFFF
##3F256B	1.00	12.44	1.69	12.44
#FFFFFF	12.44	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00346D

Deuteranopia (green-blind)

#023369

Tritanopia (blue-blind)

#343544

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #3f256b;
/* rgb */ color: rgb(63, 37, 107);
/* oklch */ color: oklch(33.8% 0.117 296.8);

Tailwind

colors: {
  custom: {
    50: '#786196',
    500: '#3f256b',
    950: '#000000',
  },
}

SCSS

$custom: #3f256b;
$custom-light: #786196;
$custom-dark: #000000;

JSON

{
  "hex": "#3f256b",
  "rgb": {
    "r": 63,
    "g": 37,
    "b": 107
  },
  "hsl": {
    "h": 262.286,
    "s": 48.611,
    "l": 28.235
  },
  "oklch": {
    "l": 0.33778,
    "c": 0.11666,
    "h": 296.8
  },
  "luminance": 0.03441
}

Semantic roles & 50–950 ramp

primary

#3F256B

secondary

#809E4E

accent

#D850A5

background

#F7F5F9

surface

#EDEAF2

border

#C8C6CC

text

#09050D

muted

#7B797E

Preview Lab

Preview with #3F256B

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

Preview Lab → · Contrast checker → · Palette generator →