#3F278D#3F278D

#3F278D is a dark, vivid violet. Relative luminance 0.044; OKLCH L 37.1% C 0.158 H 286.7°. Best body text is #FFFFFF at 11.13:1 contrast (WCAG AA passes).

Color values

HEX	#3F278D
RGB	rgb(63, 39, 141)
HSL	hsl(254, 57%, 35%)
HSV	hsv(254, 72%, 55%)
CMYK	cmyk(55.3%, 72.3%, 0%, 44.7%)
CIE-LAB	lab(25.05, 38.31, -52.75)
CIE-LCH	lch(25.05, 65.19, 305.99°)
OKLab	oklab(37.06% 0.0454 -0.1517)
OKLCH	oklch(37.06% 0.158 286.7)
XYZ	xyz(7.5817, 4.4305, 25.6498)
Luminance	0.0443 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F278D #758D27

analogous

#27428D #3F278D #72278D

triadic

#3F278D #8D3F27 #278D3F

tetradic

#3F278D #8D2742 #758D27 #278D72

square

#3F278D #8D2742 #758D27 #278D72

split-complementary

#3F278D #8D7227 #428D27

monochromatic

#140C2D #2A1A5D #3F278D #5434BD #785CD2

Accessibility & contrast

On white

11.13

#3F278D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#3F278D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F278D

11.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F278D	#FFFFFF	#000000	##FFFFFF
##3F278D	1.00	11.13	1.89	11.13
#FFFFFF	11.13	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E90

Deuteranopia (green-blind)

#00388B

Tritanopia (blue-blind)

#1E4257

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #3f278d;
/* rgb */ color: rgb(63, 39, 141);
/* oklch */ color: oklch(37.1% 0.158 286.7);

Tailwind

colors: {
  custom: {
    50: '#7d63af',
    500: '#3f278d',
    950: '#000000',
  },
}

SCSS

$custom: #3f278d;
$custom-light: #7d63af;
$custom-dark: #000000;

JSON

{
  "hex": "#3f278d",
  "rgb": {
    "r": 63,
    "g": 39,
    "b": 141
  },
  "hsl": {
    "h": 254.118,
    "s": 56.667,
    "l": 35.294
  },
  "oklch": {
    "l": 0.37062,
    "c": 0.15831,
    "h": 286.7
  },
  "luminance": 0.04431
}

Semantic roles & 50–950 ramp

primary

#3F278D

secondary

#A1B759

accent

#E048BC

background

#F8F6FA

surface

#EFEBF5

border

#CAC6CF

text

#0A0510

muted

#7C7A7F

Preview Lab

Preview with #3F278D

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

Preview Lab → · Contrast checker → · Palette generator →