#100B0C#100B0C

#100B0C is a very dark, near-neutral red. Relative luminance 0.004; OKLCH L 15.7% C 0.009 H 4.7°. Best body text is #FFFFFF at 19.53:1 contrast (WCAG AA passes).

Color values

HEX	#100B0C
RGB	rgb(16, 11, 12)
HSL	hsl(348, 19%, 5%)
HSV	hsv(348, 31%, 6%)
CMYK	cmyk(0%, 31.3%, 25%, 93.7%)
CIE-LAB	lab(3.40, 1.73, 0.15)
CIE-LCH	lch(3.40, 1.74, 4.82°)
OKLab	oklab(15.66% 0.0089 0.0007)
OKLCH	oklch(15.66% 0.009 4.7)
XYZ	xyz(0.3997, 0.3761, 0.3993)
Luminance	0.0038 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#100B0C #0B100F

analogous

#100B0E #100B0C #100C0B

triadic

#100B0C #0C100B #0B0C10

tetradic

#100B0C #0E100B #0B100F #0C0B10

square

#100B0C #0E100B #0B100F #0C0B10

split-complementary

#100B0C #0B100C #0B0E10

monochromatic

#120C0E #120C0E #120C0E #342427 #593D42

Accessibility & contrast

On white

19.53

#100B0C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.08

#100B0C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #100B0C

19.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##100B0C	#FFFFFF	#000000	##FFFFFF
##100B0C	1.00	19.53	1.08	19.53
#FFFFFF	19.53	1.00	21.00	1.00
#000000	1.08	21.00	1.00	21.00
##FFFFFF	19.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0C0C0C

Deuteranopia (green-blind)

#0D0D0C

Tritanopia (blue-blind)

#110B0B

Achromatopsia (no color)

#0C0C0C

Design tokens & code

CSS

--color: #100b0c;
/* rgb */ color: rgb(16, 11, 12);
/* oklch */ color: oklch(15.7% 0.009 4.7);

Tailwind

colors: {
  custom: {
    50: '#4e4c4c',
    500: '#100b0c',
    950: '#000000',
  },
}

SCSS

$custom: #100b0c;
$custom-light: #4e4c4c;
$custom-dark: #000000;

JSON

{
  "hex": "#100b0c",
  "rgb": {
    "r": 16,
    "g": 11,
    "b": 12
  },
  "hsl": {
    "h": 348,
    "s": 18.519,
    "l": 5.294
  },
  "oklch": {
    "l": 0.15663,
    "c": 0.00891,
    "h": 4.7
  },
  "luminance": 0.00376
}

Semantic roles & 50–950 ramp

primary

#100B0C

secondary

#344340

accent

#BBAB6D

background

#F4F4F4

surface

#E7E7E7

border

#C3C3C3

text

#010101

muted

#777777

Preview Lab

Preview with #100B0C

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

Preview Lab → · Contrast checker → · Palette generator →