#180606#180606

#180606 is a very dark, muted red. Relative luminance 0.003; OKLCH L 15.4% C 0.034 H 21.8°. Best body text is #FFFFFF at 19.67:1 contrast (WCAG AA passes).

Color values

HEX	#180606
RGB	rgb(24, 6, 6)
HSL	hsl(0, 60%, 6%)
HSV	hsv(0, 75%, 9%)
CMYK	cmyk(0%, 75%, 75%, 90.6%)
CIE-LAB	lab(3.05, 6.30, 2.22)
CIE-LCH	lch(3.05, 6.68, 19.41°)
OKLab	oklab(15.4% 0.0312 0.0125)
OKLCH	oklch(15.4% 0.034 21.8)
XYZ	xyz(0.4747, 0.3376, 0.2124)
Luminance	0.0034 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#180606 #061818

analogous

#18060F #180606 #180F06

triadic

#180606 #061806 #060618

tetradic

#180606 #0F1806 #061818 #0F0618

square

#180606 #0F1806 #061818 #0F0618

split-complementary

#180606 #06180F #060F18

monochromatic

#180606 #180606 #180606 #491212 #7A1E1E

Accessibility & contrast

On white

19.67

#180606 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.07

#180606 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #180606

19.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##180606	#FFFFFF	#000000	##FFFFFF
##180606	1.00	19.67	1.07	19.67
#FFFFFF	19.67	1.00	21.00	1.00
#000000	1.07	21.00	1.00	21.00
##FFFFFF	19.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0A0906

Deuteranopia (green-blind)

#0E0D06

Tritanopia (blue-blind)

#1B0406

Achromatopsia (no color)

#0B0B0B

Design tokens & code

CSS

--color: #180606;
/* rgb */ color: rgb(24, 6, 6);
/* oklch */ color: oklch(15.4% 0.034 21.8);

Tailwind

colors: {
  custom: {
    50: '#544949',
    500: '#180606',
    950: '#000000',
  },
}

SCSS

$custom: #180606;
$custom-light: #544949;
$custom-dark: #000000;

JSON

{
  "hex": "#180606",
  "rgb": {
    "r": 24,
    "g": 6,
    "b": 6
  },
  "hsl": {
    "h": 0,
    "s": 60,
    "l": 5.882
  },
  "oklch": {
    "l": 0.15403,
    "c": 0.03363,
    "h": 21.8
  },
  "luminance": 0.00338
}

Semantic roles & 50–950 ramp

primary

#180606

secondary

#235656

accent

#E3E345

background

#F4F4F4

surface

#E7E6E6

border

#C3C2C2

text

#020000

muted

#787777

Preview Lab

Preview with #180606

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

Preview Lab → · Contrast checker → · Palette generator →