#3F153B#3F153B

#3F153B is a dark, moderate purple. Relative luminance 0.019; OKLCH L 27.8% C 0.085 H 331.5°. Best body text is #FFFFFF at 15.20:1 contrast (WCAG AA passes).

Color values

HEX	#3F153B
RGB	rgb(63, 21, 59)
HSL	hsl(306, 50%, 16%)
HSV	hsv(306, 67%, 25%)
CMYK	cmyk(0%, 66.7%, 6.3%, 75.3%)
CIE-LAB	lab(15.00, 26.25, -14.87)
CIE-LCH	lch(15.00, 30.17, 330.46°)
OKLab	oklab(27.83% 0.0748 -0.0407)
OKLCH	oklch(27.83% 0.085 331.5)
XYZ	xyz(3.1075, 1.9091, 4.3416)
Luminance	0.0191 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F153B #153F19

analogous

#2E153F #3F153B #3F1526

triadic

#3F153B #3B3F15 #153B3F

tetradic

#3F153B #3F2E15 #153F19 #15263F

square

#3F153B #3F2E15 #153F19 #15263F

split-complementary

#3F153B #263F15 #153F2E

monochromatic

#170815 #170815 #3F153B #6D2466 #9B3491

Accessibility & contrast

On white

15.20

#3F153B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.38

#3F153B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F153B

15.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F153B	#FFFFFF	#000000	##FFFFFF
##3F153B	1.00	15.20	1.38	15.20
#FFFFFF	15.20	1.00	21.00	1.00
#000000	1.38	21.00	1.00	21.00
##FFFFFF	15.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#13223C

Deuteranopia (green-blind)

#20283A

Tritanopia (blue-blind)

#421925

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #3f153b;
/* rgb */ color: rgb(63, 21, 59);
/* oklch */ color: oklch(27.8% 0.085 331.5);

Tailwind

colors: {
  custom: {
    50: '#765571',
    500: '#3f153b',
    950: '#000000',
  },
}

SCSS

$custom: #3f153b;
$custom-light: #765571;
$custom-dark: #000000;

JSON

{
  "hex": "#3f153b",
  "rgb": {
    "r": 63,
    "g": 21,
    "b": 59
  },
  "hsl": {
    "h": 305.714,
    "s": 50,
    "l": 16.471
  },
  "oklch": {
    "l": 0.27825,
    "c": 0.08519,
    "h": 331.5
  },
  "luminance": 0.01909
}

Semantic roles & 50–950 ramp

primary

#3F153B

secondary

#39773F

accent

#DA5C4E

background

#F7F5F6

surface

#EDE9EC

border

#C8C5C7

text

#080307

muted

#7B787A

Preview Lab

Preview with #3F153B

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

Preview Lab → · Contrast checker → · Palette generator →