#1A0004#1A0004

#1A0004 is a very dark, muted red. Relative luminance 0.002; OKLCH L 13.9% C 0.055 H 12.2°. Best body text is #FFFFFF at 20.08:1 contrast (WCAG AA passes).

Color values

HEX	#1A0004
RGB	rgb(26, 0, 4)
HSL	hsl(351, 100%, 5%)
HSV	hsv(351, 100%, 10%)
CMYK	cmyk(0%, 100%, 84.6%, 89.8%)
CIE-LAB	lab(2.06, 9.46, 1.62)
CIE-LCH	lch(2.06, 9.59, 9.74°)
OKLab	oklab(13.88% 0.0542 0.0118)
OKLCH	oklch(13.88% 0.055 12.2)
XYZ	xyz(0.4480, 0.2285, 0.1353)
Luminance	0.0023 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A0004 #001A16

analogous

#1A0011 #1A0004 #1A0900

triadic

#1A0004 #041A00 #00041A

tetradic

#1A0004 #111A00 #001A16 #09001A

square

#1A0004 #111A00 #001A16 #09001A

split-complementary

#1A0004 #001A09 #00111A

monochromatic

#1F0005 #1F0005 #1F0005 #57000D #940017

Accessibility & contrast

On white

20.08

#1A0004 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.05

#1A0004 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A0004

20.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A0004	#FFFFFF	#000000	##FFFFFF
##1A0004	1.00	20.08	1.05	20.08
#FFFFFF	20.08	1.00	21.00	1.00
#000000	1.05	21.00	1.00	21.00
##FFFFFF	20.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#040404

Deuteranopia (green-blind)

#0C0A03

Tritanopia (blue-blind)

#1E0001

Achromatopsia (no color)

#080808

Design tokens & code

CSS

--color: #1a0004;
/* rgb */ color: rgb(26, 0, 4);
/* oklch */ color: oklch(13.9% 0.055 12.2);

Tailwind

colors: {
  custom: {
    50: '#554648',
    500: '#1a0004',
    950: '#000000',
  },
}

SCSS

$custom: #1a0004;
$custom-light: #554648;
$custom-dark: #000000;

JSON

{
  "hex": "#1a0004",
  "rgb": {
    "r": 26,
    "g": 0,
    "b": 4
  },
  "hsl": {
    "h": 350.769,
    "s": 100,
    "l": 5.098
  },
  "oklch": {
    "l": 0.13884,
    "c": 0.05549,
    "h": 12.2
  },
  "luminance": 0.00228
}

Semantic roles & 50–950 ramp

primary

#1A0004

secondary

#126457

accent

#FFDE29

background

#F5F3F4

surface

#E9E5E6

border

#C5C1C2

text

#030000

muted

#787777

Preview Lab

Preview with #1A0004

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

Preview Lab → · Contrast checker → · Palette generator →