#1C0107#1C0107

#1C0107 is a very dark, muted red. Relative luminance 0.003; OKLCH L 14.9% C 0.055 H 7.4°. Best body text is #FFFFFF at 19.87:1 contrast (WCAG AA passes).

Color values

HEX	#1C0107
RGB	rgb(28, 1, 7)
HSL	hsl(347, 93%, 6%)
HSV	hsv(347, 96%, 11%)
CMYK	cmyk(0%, 96.4%, 75%, 89%)
CIE-LAB	lab(2.57, 10.58, 1.16)
CIE-LCH	lch(2.57, 10.64, 6.27°)
OKLab	oklab(14.87% 0.0542 0.007)
OKLCH	oklch(14.87% 0.055 7.4)
XYZ	xyz(0.5281, 0.2840, 0.2280)
Luminance	0.0028 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C0107 #011C16

analogous

#1C0114 #1C0107 #1C0801

triadic

#1C0107 #071C01 #01071C

tetradic

#1C0107 #141C01 #011C16 #08011C

square

#1C0107 #141C01 #011C16 #08011C

split-complementary

#1C0107 #011C08 #01141C

monochromatic

#1E0107 #1E0107 #1E0107 #570316 #920525

Accessibility & contrast

On white

19.87

#1C0107 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.06

#1C0107 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C0107

19.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C0107	#FFFFFF	#000000	##FFFFFF
##1C0107	1.00	19.87	1.06	19.87
#FFFFFF	19.87	1.00	21.00	1.00
#000000	1.06	21.00	1.00	21.00
##FFFFFF	19.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#050607

Deuteranopia (green-blind)

#0D0C06

Tritanopia (blue-blind)

#200003

Achromatopsia (no color)

#090909

Design tokens & code

CSS

--color: #1c0107;
/* rgb */ color: rgb(28, 1, 7);
/* oklch */ color: oklch(14.9% 0.055 7.4);

Tailwind

colors: {
  custom: {
    50: '#57474a',
    500: '#1c0107',
    950: '#000000',
  },
}

SCSS

$custom: #1c0107;
$custom-light: #57474a;
$custom-dark: #000000;

JSON

{
  "hex": "#1c0107",
  "rgb": {
    "r": 28,
    "g": 1,
    "b": 7
  },
  "hsl": {
    "h": 346.667,
    "s": 93.103,
    "l": 5.686
  },
  "oklch": {
    "l": 0.14869,
    "c": 0.0546,
    "h": 7.4
  },
  "luminance": 0.00284
}

Semantic roles & 50–950 ramp

primary

#1C0107

secondary

#156452

accent

#FFCF29

background

#F5F3F4

surface

#E9E5E7

border

#C5C1C3

text

#030001

muted

#787777

Preview Lab

Preview with #1C0107

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

Preview Lab → · Contrast checker → · Palette generator →