#1B110F#1B110F

#1B110F is a very dark, near-neutral red. Relative luminance 0.007; OKLCH L 19.0% C 0.017 H 31.5°. Best body text is #FFFFFF at 18.53:1 contrast (WCAG AA passes).

Color values

HEX	#1B110F
RGB	rgb(27, 17, 15)
HSL	hsl(10, 29%, 8%)
HSV	hsv(10, 44%, 11%)
CMYK	cmyk(0%, 37%, 44.4%, 89.4%)
CIE-LAB	lab(6.04, 4.24, 2.66)
CIE-LCH	lch(6.04, 5.00, 32.10°)
OKLab	oklab(19.02% 0.0149 0.0091)
OKLCH	oklch(19.02% 0.017 31.5)
XYZ	xyz(0.7387, 0.6684, 0.5420)
Luminance	0.0067 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B110F #0F191B

analogous

#1B0F13 #1B110F #1B170F

triadic

#1B110F #0F1B11 #110F1B

tetradic

#1B110F #131B0F #0F191B #170F1B

square

#1B110F #131B0F #0F191B #170F1B

split-complementary

#1B110F #0F1B17 #0F131B

monochromatic

#140C0B #140C0B #1B110F #422A25 #6A433B

Accessibility & contrast

On white

18.53

#1B110F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.13

#1B110F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B110F

18.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B110F	#FFFFFF	#000000	##FFFFFF
##1B110F	1.00	18.53	1.13	18.53
#FFFFFF	18.53	1.00	21.00	1.00
#000000	1.13	21.00	1.00	21.00
##FFFFFF	18.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#13120F

Deuteranopia (green-blind)

#16140F

Tritanopia (blue-blind)

#1D1010

Achromatopsia (no color)

#131313

Design tokens & code

CSS

--color: #1b110f;
/* rgb */ color: rgb(27, 17, 15);
/* oklch */ color: oklch(19.0% 0.017 31.5);

Tailwind

colors: {
  custom: {
    50: '#574f4e',
    500: '#1b110f',
    950: '#000000',
  },
}

SCSS

$custom: #1b110f;
$custom-light: #574f4e;
$custom-dark: #000000;

JSON

{
  "hex": "#1b110f",
  "rgb": {
    "r": 27,
    "g": 17,
    "b": 15
  },
  "hsl": {
    "h": 10,
    "s": 28.571,
    "l": 8.235
  },
  "oklch": {
    "l": 0.19021,
    "c": 0.01743,
    "h": 31.5
  },
  "luminance": 0.00668
}

Semantic roles & 50–950 ramp

primary

#1B110F

secondary

#364C50

accent

#B5C563

background

#F5F4F4

surface

#E9E7E7

border

#C5C3C3

text

#030101

muted

#787777

Preview Lab

Preview with #1B110F

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

Preview Lab → · Contrast checker → · Palette generator →