#1C0803#1C0803

#1C0803 is a very dark, muted red. Relative luminance 0.004; OKLCH L 16.6% C 0.038 H 40.1°. Best body text is #FFFFFF at 19.35:1 contrast (WCAG AA passes).

Color values

HEX	#1C0803
RGB	rgb(28, 8, 3)
HSL	hsl(12, 81%, 6%)
HSV	hsv(12, 89%, 11%)
CMYK	cmyk(0%, 71.4%, 89.3%, 89%)
CIE-LAB	lab(3.86, 7.22, 4.68)
CIE-LCH	lch(3.86, 8.60, 32.97°)
OKLab	oklab(16.61% 0.0293 0.0247)
OKLCH	oklch(16.61% 0.038 40.1)
XYZ	xyz(0.5822, 0.4272, 0.1379)
Luminance	0.0043 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C0803 #03171C

analogous

#1C030A #1C0803 #1C1403

triadic

#1C0803 #031C08 #08031C

tetradic

#1C0803 #0A1C03 #03171C #14031C

square

#1C0803 #0A1C03 #03171C #14031C

split-complementary

#1C0803 #031C14 #030A1C

monochromatic

#1C0803 #1C0803 #1C0803 #531809 #8B280F

Accessibility & contrast

On white

19.35

#1C0803 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.09

#1C0803 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C0803

19.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C0803	#FFFFFF	#000000	##FFFFFF
##1C0803	1.00	19.35	1.09	19.35
#FFFFFF	19.35	1.00	21.00	1.00
#000000	1.09	21.00	1.00	21.00
##FFFFFF	19.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0D0B03

Deuteranopia (green-blind)

#120F03

Tritanopia (blue-blind)

#200507

Achromatopsia (no color)

#0E0E0E

Design tokens & code

CSS

--color: #1c0803;
/* rgb */ color: rgb(28, 8, 3);
/* oklch */ color: oklch(16.6% 0.038 40.1);

Tailwind

colors: {
  custom: {
    50: '#574a48',
    500: '#1c0803',
    950: '#000000',
  },
}

SCSS

$custom: #1c0803;
$custom-light: #574a48;
$custom-dark: #000000;

JSON

{
  "hex": "#1c0803",
  "rgb": {
    "r": 28,
    "g": 8,
    "b": 3
  },
  "hsl": {
    "h": 12,
    "s": 80.645,
    "l": 6.078
  },
  "oklch": {
    "l": 0.16615,
    "c": 0.03828,
    "h": 40.1
  },
  "luminance": 0.00427
}

Semantic roles & 50–950 ramp

primary

#1C0803

secondary

#1B5260

accent

#CFF731

background

#F5F4F4

surface

#E9E7E6

border

#C5C3C2

text

#030100

muted

#787777

Preview Lab

Preview with #1C0803

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

Preview Lab → · Contrast checker → · Palette generator →