#3F103B#3F103B

#3F103B is a dark, moderate purple. Relative luminance 0.017; OKLCH L 27.2% C 0.094 H 331.4°. Best body text is #FFFFFF at 15.57:1 contrast (WCAG AA passes).

Color values

HEX	#3F103B
RGB	rgb(63, 16, 59)
HSL	hsl(305, 59%, 15%)
HSV	hsv(305, 75%, 25%)
CMYK	cmyk(0%, 74.6%, 6.3%, 75.3%)
CIE-LAB	lab(14.08, 28.80, -16.32)
CIE-LCH	lch(14.08, 33.10, 330.46°)
OKLab	oklab(27.15% 0.0822 -0.0448)
OKLCH	oklch(27.15% 0.094 331.4)
XYZ	xyz(3.0246, 1.7433, 4.3140)
Luminance	0.0174 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F103B #103F14

analogous

#2B103F #3F103B #3F1023

triadic

#3F103B #3B3F10 #103B3F

tetradic

#3F103B #3F2B10 #103F14 #10233F

square

#3F103B #3F2B10 #103F14 #10233F

split-complementary

#3F103B #233F10 #103F2B

monochromatic

#180617 #180617 #3F103B #701C69 #A12996

Accessibility & contrast

On white

15.57

#3F103B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.35

#3F103B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F103B

15.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F103B	#FFFFFF	#000000	##FFFFFF
##3F103B	1.00	15.57	1.35	15.57
#FFFFFF	15.57	1.00	21.00	1.00
#000000	1.35	21.00	1.00	21.00
##FFFFFF	15.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0D203C

Deuteranopia (green-blind)

#1E263A

Tritanopia (blue-blind)

#421523

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #3f103b;
/* rgb */ color: rgb(63, 16, 59);
/* oklch */ color: oklch(27.2% 0.094 331.4);

Tailwind

colors: {
  custom: {
    50: '#765371',
    500: '#3f103b',
    950: '#000000',
  },
}

SCSS

$custom: #3f103b;
$custom-light: #765371;
$custom-dark: #000000;

JSON

{
  "hex": "#3f103b",
  "rgb": {
    "r": 63,
    "g": 16,
    "b": 59
  },
  "hsl": {
    "h": 305.106,
    "s": 59.494,
    "l": 15.49
  },
  "oklch": {
    "l": 0.27151,
    "c": 0.09362,
    "h": 331.4
  },
  "luminance": 0.01743
}

Semantic roles & 50–950 ramp

primary

#3F103B

secondary

#327938

accent

#E35345

background

#F7F4F6

surface

#EDE7EC

border

#C8C3C7

text

#090207

muted

#7B787A

Preview Lab

Preview with #3F103B

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

Preview Lab → · Contrast checker → · Palette generator →