#3F101D#3F101D

#3F101D is a dark, moderate pink. Relative luminance 0.015; OKLCH L 25.7% C 0.074 H 7.1°. Best body text is #FFFFFF at 16.11:1 contrast (WCAG AA passes).

Color values

HEX	#3F101D
RGB	rgb(63, 16, 29)
HSL	hsl(343, 59%, 15%)
HSV	hsv(343, 75%, 25%)
CMYK	cmyk(0%, 74.6%, 54%, 75.3%)
CIE-LAB	lab(12.71, 24.09, 3.50)
CIE-LCH	lch(12.71, 24.34, 8.26°)
OKLab	oklab(25.7% 0.0733 0.0092)
OKLCH	oklch(25.7% 0.074 7.1)
XYZ	xyz(2.4572, 1.5164, 1.3255)
Luminance	0.0152 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F101D #103F32

analogous

#3F1034 #3F101D #3F1A10

triadic

#3F101D #1D3F10 #101D3F

tetradic

#3F101D #343F10 #103F32 #1A103F

square

#3F101D #343F10 #103F32 #1A103F

split-complementary

#3F101D #103F1A #10343F

monochromatic

#18060B #18060B #3F101D #701C33 #A1294A

Accessibility & contrast

On white

16.11

#3F101D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.30

#3F101D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F101D

16.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F101D	#FFFFFF	#000000	##FFFFFF
##3F101D	1.00	16.11	1.30	16.11
#FFFFFF	16.11	1.00	21.00	1.00
#000000	1.30	21.00	1.00	21.00
##FFFFFF	16.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A1B1D

Deuteranopia (green-blind)

#27241C

Tritanopia (blue-blind)

#450915

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #3f101d;
/* rgb */ color: rgb(63, 16, 29);
/* oklch */ color: oklch(25.7% 0.074 7.1);

Tailwind

colors: {
  custom: {
    50: '#775158',
    500: '#3f101d',
    950: '#000000',
  },
}

SCSS

$custom: #3f101d;
$custom-light: #775158;
$custom-dark: #000000;

JSON

{
  "hex": "#3f101d",
  "rgb": {
    "r": 63,
    "g": 16,
    "b": 29
  },
  "hsl": {
    "h": 343.404,
    "s": 59.494,
    "l": 15.49
  },
  "oklch": {
    "l": 0.25701,
    "c": 0.07391,
    "h": 7.1
  },
  "luminance": 0.01516
}

Semantic roles & 50–950 ramp

primary

#3F101D

secondary

#327965

accent

#E3B745

background

#F7F4F5

surface

#EDE7E9

border

#C8C3C5

text

#090203

muted

#7B7878

Preview Lab

Preview with #3F101D

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

Preview Lab → · Contrast checker → · Palette generator →