#3C101A#3C101A

#3C101A is a dark, moderate red. Relative luminance 0.014; OKLCH L 25.0% C 0.070 H 9.9°. Best body text is #FFFFFF at 16.39:1 contrast (WCAG AA passes).

Color values

HEX	#3C101A
RGB	rgb(60, 16, 26)
HSL	hsl(346, 58%, 15%)
HSV	hsv(346, 73%, 24%)
CMYK	cmyk(0%, 73.3%, 56.7%, 76.5%)
CIE-LAB	lab(12.00, 22.57, 4.64)
CIE-LCH	lch(12.00, 23.04, 11.61°)
OKLab	oklab(25.02% 0.0685 0.0119)
OKLCH	oklch(25.02% 0.07 9.9)
XYZ	xyz(2.2354, 1.4061, 1.1308)
Luminance	0.0141 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C101A #103C32

analogous

#3C1030 #3C101A #3C1C10

triadic

#3C101A #1A3C10 #101A3C

tetradic

#3C101A #303C10 #103C32 #1C103C

square

#3C101A #303C10 #103C32 #1C103C

split-complementary

#3C101A #103C1C #10303C

monochromatic

#18060A #18060A #3C101A #6C1D2F #9D2A44

Accessibility & contrast

On white

16.39

#3C101A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.28

#3C101A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3C101A

16.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C101A	#FFFFFF	#000000	##FFFFFF
##3C101A	1.00	16.39	1.28	16.39
#FFFFFF	16.39	1.00	21.00	1.00
#000000	1.28	21.00	1.00	21.00
##FFFFFF	16.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A1A1A

Deuteranopia (green-blind)

#252319

Tritanopia (blue-blind)

#420914

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #3c101a;
/* rgb */ color: rgb(60, 16, 26);
/* oklch */ color: oklch(25.0% 0.070 9.9);

Tailwind

colors: {
  custom: {
    50: '#755156',
    500: '#3c101a',
    950: '#000000',
  },
}

SCSS

$custom: #3c101a;
$custom-light: #755156;
$custom-dark: #000000;

JSON

{
  "hex": "#3c101a",
  "rgb": {
    "r": 60,
    "g": 16,
    "b": 26
  },
  "hsl": {
    "h": 346.364,
    "s": 57.895,
    "l": 14.902
  },
  "oklch": {
    "l": 0.25021,
    "c": 0.06952,
    "h": 9.9
  },
  "luminance": 0.01406
}

Semantic roles & 50–950 ramp

primary

#3C101A

secondary

#327666

accent

#E1BE47

background

#F7F4F5

surface

#EDE7E8

border

#C8C3C4

text

#090203

muted

#7B7878

Preview Lab

Preview with #3C101A

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

Preview Lab → · Contrast checker → · Palette generator →