#1A100E#1A100E

#1A100E is a very dark, near-neutral red. Relative luminance 0.006; OKLCH L 18.6% C 0.018 H 31.5°. Best body text is #FFFFFF at 18.68:1 contrast (WCAG AA passes).

Color values

HEX	#1A100E
RGB	rgb(26, 16, 14)
HSL	hsl(10, 30%, 8%)
HSV	hsv(10, 46%, 10%)
CMYK	cmyk(0%, 38.5%, 46.2%, 89.8%)
CIE-LAB	lab(5.62, 4.08, 2.55)
CIE-LCH	lch(5.62, 4.81, 32.00°)
OKLab	oklab(18.58% 0.015 0.0092)
OKLCH	oklch(18.58% 0.018 31.5)
XYZ	xyz(0.6906, 0.6219, 0.4991)
Luminance	0.0062 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A100E #0E181A

analogous

#1A0E12 #1A100E #1A160E

triadic

#1A100E #0E1A10 #100E1A

tetradic

#1A100E #121A0E #0E181A #160E1A

square

#1A100E #121A0E #0E181A #160E1A

split-complementary

#1A100E #0E1A16 #0E121A

monochromatic

#140C0B #140C0B #1A100E #422823 #6A4139

Accessibility & contrast

On white

18.68

#1A100E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.12

#1A100E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A100E

18.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A100E	#FFFFFF	#000000	##FFFFFF
##1A100E	1.00	18.68	1.12	18.68
#FFFFFF	18.68	1.00	21.00	1.00
#000000	1.12	21.00	1.00	21.00
##FFFFFF	18.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#12110E

Deuteranopia (green-blind)

#15130E

Tritanopia (blue-blind)

#1C0F0F

Achromatopsia (no color)

#121212

Design tokens & code

CSS

--color: #1a100e;
/* rgb */ color: rgb(26, 16, 14);
/* oklch */ color: oklch(18.6% 0.018 31.5);

Tailwind

colors: {
  custom: {
    50: '#564e4d',
    500: '#1a100e',
    950: '#000000',
  },
}

SCSS

$custom: #1a100e;
$custom-light: #564e4d;
$custom-dark: #000000;

JSON

{
  "hex": "#1a100e",
  "rgb": {
    "r": 26,
    "g": 16,
    "b": 14
  },
  "hsl": {
    "h": 10,
    "s": 30,
    "l": 7.843
  },
  "oklch": {
    "l": 0.18575,
    "c": 0.01755,
    "h": 31.5
  },
  "luminance": 0.00622
}

Semantic roles & 50–950 ramp

primary

#1A100E

secondary

#344B50

accent

#B5C662

background

#F5F4F4

surface

#E9E7E7

border

#C5C3C3

text

#030101

muted

#787777

Preview Lab

Preview with #1A100E

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

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