#280106#280106

#280106 is a very dark, moderate red. Relative luminance 0.005; OKLCH L 17.8% C 0.068 H 17.4°. Best body text is #FFFFFF at 19.14:1 contrast (WCAG AA passes).

Color values

HEX	#280106
RGB	rgb(40, 1, 6)
HSL	hsl(352, 95%, 8%)
HSV	hsv(352, 98%, 16%)
CMYK	cmyk(0%, 97.5%, 85%, 84.3%)
CIE-LAB	lab(4.39, 18.62, 4.46)
CIE-LCH	lch(4.39, 19.15, 13.46°)
OKLab	oklab(17.8% 0.0648 0.0203)
OKLCH	oklch(17.8% 0.068 17.4)
XYZ	xyz(0.9189, 0.4861, 0.2177)
Luminance	0.0049 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#280106 #012823

analogous

#280119 #280106 #280F01

triadic

#280106 #062801 #010628

tetradic

#280106 #192801 #012823 #0F0128

square

#280106 #192801 #012823 #0F0128

split-complementary

#280106 #01280F #011928

monochromatic

#1E0104 #1E0104 #280106 #64020F #9F0418

Accessibility & contrast

On white

19.14

#280106 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.10

#280106 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #280106

19.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##280106	#FFFFFF	#000000	##FFFFFF
##280106	1.00	19.14	1.10	19.14
#FFFFFF	19.14	1.00	21.00	1.00
#000000	1.10	21.00	1.00	21.00
##FFFFFF	19.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0A0906

Deuteranopia (green-blind)

#151205

Tritanopia (blue-blind)

#2D0003

Achromatopsia (no color)

#0F0F0F

Design tokens & code

CSS

--color: #280106;
/* rgb */ color: rgb(40, 1, 6);
/* oklch */ color: oklch(17.8% 0.068 17.4);

Tailwind

colors: {
  custom: {
    50: '#634649',
    500: '#280106',
    950: '#000000',
  },
}

SCSS

$custom: #280106;
$custom-light: #634649;
$custom-dark: #000000;

JSON

{
  "hex": "#280106",
  "rgb": {
    "r": 40,
    "g": 1,
    "b": 6
  },
  "hsl": {
    "h": 352.308,
    "s": 95.122,
    "l": 8.039
  },
  "oklch": {
    "l": 0.17797,
    "c": 0.0679,
    "h": 17.4
  },
  "luminance": 0.00486
}

Semantic roles & 50–950 ramp

primary

#280106

secondary

#166F63

accent

#FFE429

background

#F6F3F4

surface

#EBE5E6

border

#C6C1C2

text

#060000

muted

#7A7677

Preview Lab

Preview with #280106

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

Preview Lab → · Contrast checker → · Palette generator →