#440B0B#440B0B

#440B0B is a dark, moderate red. Relative luminance 0.015; OKLCH L 25.7% C 0.086 H 25.7°. Best body text is #FFFFFF at 16.17:1 contrast (WCAG AA passes).

Color values

HEX	#440B0B
RGB	rgb(68, 11, 11)
HSL	hsl(0, 72%, 15%)
HSV	hsv(0, 84%, 27%)
CMYK	cmyk(0%, 83.8%, 83.8%, 73.3%)
CIE-LAB	lab(12.56, 26.85, 14.94)
CIE-LCH	lch(12.56, 30.73, 29.09°)
OKLab	oklab(25.66% 0.0777 0.0374)
OKLCH	oklch(25.66% 0.086 25.7)
XYZ	xyz(2.5643, 1.4928, 0.4697)
Luminance	0.0149 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#440B0B #0B4444

analogous

#440B27 #440B0B #44270B

triadic

#440B0B #0B440B #0B0B44

tetradic

#440B0B #27440B #0B4444 #270B44

square

#440B0B #27440B #0B4444 #270B44

split-complementary

#440B0B #0B4427 #0B2744

monochromatic

#1A0404 #1A0404 #440B0B #791414 #AD1C1C

Accessibility & contrast

On white

16.17

#440B0B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.30

#440B0B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #440B0B

16.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##440B0B	#FFFFFF	#000000	##FFFFFF
##440B0B	1.00	16.17	1.30	16.17
#FFFFFF	16.17	1.00	21.00	1.00
#000000	1.30	21.00	1.00	21.00
##FFFFFF	16.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C190A

Deuteranopia (green-blind)

#2A2509

Tritanopia (blue-blind)

#4C000C

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #440b0b;
/* rgb */ color: rgb(68, 11, 11);
/* oklch */ color: oklch(25.7% 0.086 25.7);

Tailwind

colors: {
  custom: {
    50: '#7d4f4b',
    500: '#440b0b',
    950: '#000000',
  },
}

SCSS

$custom: #440b0b;
$custom-light: #7d4f4b;
$custom-dark: #000000;

JSON

{
  "hex": "#440b0b",
  "rgb": {
    "r": 68,
    "g": 11,
    "b": 11
  },
  "hsl": {
    "h": 0,
    "s": 72.152,
    "l": 15.49
  },
  "oklch": {
    "l": 0.25659,
    "c": 0.08626,
    "h": 25.7
  },
  "luminance": 0.01492
}

Semantic roles & 50–950 ramp

primary

#440B0B

secondary

#2A8181

accent

#EFEF39

background

#F8F4F4

surface

#EFE7E7

border

#CAC3C3

text

#0B0201

muted

#7C7877

Preview Lab

Preview with #440B0B

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

Preview Lab → · Contrast checker → · Palette generator →