#3C100F#3C100F

#3C100F is a very dark, moderate red. Relative luminance 0.014; OKLCH L 24.7% C 0.070 H 24.9°. Best body text is #FFFFFF at 16.49:1 contrast (WCAG AA passes).

Color values

HEX	#3C100F
RGB	rgb(60, 16, 15)
HSL	hsl(1, 60%, 15%)
HSV	hsv(1, 75%, 24%)
CMYK	cmyk(0%, 73.3%, 75%, 76.5%)
CIE-LAB	lab(11.73, 21.56, 11.60)
CIE-LCH	lch(11.73, 24.48, 28.28°)
OKLab	oklab(24.73% 0.0632 0.0294)
OKLCH	oklch(24.73% 0.07 24.9)
XYZ	xyz(2.1352, 1.3660, 0.6031)
Luminance	0.0137 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C100F #0F3B3C

analogous

#3C0F25 #3C100F #3C270F

triadic

#3C100F #0F3C10 #100F3C

tetradic

#3C100F #253C0F #0F3B3C #270F3C

square

#3C100F #253C0F #0F3B3C #270F3C

split-complementary

#3C100F #0F3C27 #0F253C

monochromatic

#180706 #180706 #3C100F #6D1D1B #9E2A27

Accessibility & contrast

On white

16.49

#3C100F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.27

#3C100F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3C100F

16.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C100F	#FFFFFF	#000000	##FFFFFF
##3C100F	1.00	16.49	1.27	16.49
#FFFFFF	16.49	1.00	21.00	1.00
#000000	1.27	21.00	1.00	21.00
##FFFFFF	16.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C190F

Deuteranopia (green-blind)

#27220E

Tritanopia (blue-blind)

#430710

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #3c100f;
/* rgb */ color: rgb(60, 16, 15);
/* oklch */ color: oklch(24.7% 0.070 24.9);

Tailwind

colors: {
  custom: {
    50: '#76514d',
    500: '#3c100f',
    950: '#000000',
  },
}

SCSS

$custom: #3c100f;
$custom-light: #76514d;
$custom-dark: #000000;

JSON

{
  "hex": "#3c100f",
  "rgb": {
    "r": 60,
    "g": 16,
    "b": 15
  },
  "hsl": {
    "h": 1.333,
    "s": 60,
    "l": 14.706
  },
  "oklch": {
    "l": 0.24733,
    "c": 0.06969,
    "h": 24.9
  },
  "luminance": 0.01366
}

Semantic roles & 50–950 ramp

primary

#3C100F

secondary

#307576

accent

#E0E345

background

#F7F4F4

surface

#EDE7E7

border

#C8C3C3

text

#090201

muted

#7B7877

Preview Lab

Preview with #3C100F

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

Preview Lab → · Contrast checker → · Palette generator →