#1D0803#1D0803

#1D0803 is a very dark, muted red. Relative luminance 0.004; OKLCH L 16.8% C 0.040 H 39.3°. Best body text is #FFFFFF at 19.30:1 contrast (WCAG AA passes).

Color values

HEX	#1D0803
RGB	rgb(29, 8, 3)
HSL	hsl(12, 81%, 6%)
HSV	hsv(12, 90%, 11%)
CMYK	cmyk(0%, 72.4%, 89.7%, 88.6%)
CIE-LAB	lab(3.99, 7.80, 4.88)
CIE-LCH	lch(3.99, 9.20, 32.06°)
OKLab	oklab(16.81% 0.0308 0.0252)
OKLCH	oklch(16.81% 0.04 39.3)
XYZ	xyz(0.6100, 0.4415, 0.1392)
Luminance	0.0044 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D0803 #03181D

analogous

#1D030B #1D0803 #1D1503

triadic

#1D0803 #031D08 #08031D

tetradic

#1D0803 #0B1D03 #03181D #15031D

square

#1D0803 #0B1D03 #03181D #15031D

split-complementary

#1D0803 #031D15 #030B1D

monochromatic

#1C0803 #1C0803 #1D0803 #541709 #8C270E

Accessibility & contrast

On white

19.30

#1D0803 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.09

#1D0803 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D0803

19.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D0803	#FFFFFF	#000000	##FFFFFF
##1D0803	1.00	19.30	1.09	19.30
#FFFFFF	19.30	1.00	21.00	1.00
#000000	1.09	21.00	1.00	21.00
##FFFFFF	19.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0E0B03

Deuteranopia (green-blind)

#131003

Tritanopia (blue-blind)

#210507

Achromatopsia (no color)

#0E0E0E

Design tokens & code

CSS

--color: #1d0803;
/* rgb */ color: rgb(29, 8, 3);
/* oklch */ color: oklch(16.8% 0.040 39.3);

Tailwind

colors: {
  custom: {
    50: '#584a48',
    500: '#1d0803',
    950: '#000000',
  },
}

SCSS

$custom: #1d0803;
$custom-light: #584a48;
$custom-dark: #000000;

JSON

{
  "hex": "#1d0803",
  "rgb": {
    "r": 29,
    "g": 8,
    "b": 3
  },
  "hsl": {
    "h": 11.538,
    "s": 81.25,
    "l": 6.275
  },
  "oklch": {
    "l": 0.16815,
    "c": 0.0398,
    "h": 39.3
  },
  "luminance": 0.00441
}

Semantic roles & 50–950 ramp

primary

#1D0803

secondary

#1B5461

accent

#D1F830

background

#F5F4F4

surface

#E9E7E6

border

#C5C3C2

text

#030100

muted

#787777

Preview Lab

Preview with #1D0803

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

Preview Lab → · Contrast checker → · Palette generator →