#3A110B#3A110B

#3A110B is a very dark, moderate red. Relative luminance 0.013; OKLCH L 24.4% C 0.067 H 30.8°. Best body text is #FFFFFF at 16.60:1 contrast (WCAG AA passes).

Color values

HEX	#3A110B
RGB	rgb(58, 17, 11)
HSL	hsl(8, 68%, 14%)
HSV	hsv(8, 81%, 23%)
CMYK	cmyk(0%, 70.7%, 81%, 77.3%)
CIE-LAB	lab(11.45, 19.86, 13.06)
CIE-LCH	lch(11.45, 23.78, 33.33°)
OKLab	oklab(24.42% 0.0572 0.0341)
OKLCH	oklch(24.42% 0.067 30.8)
XYZ	xyz(2.0060, 1.3249, 0.4666)
Luminance	0.0132 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A110B #0B343A

analogous

#3A0B1C #3A110B #3A280B

triadic

#3A110B #0B3A11 #110B3A

tetradic

#3A110B #1C3A0B #0B343A #280B3A

square

#3A110B #1C3A0B #0B343A #280B3A

split-complementary

#3A110B #0B3A28 #0B1C3A

monochromatic

#1A0805 #1A0805 #3A110B #6D2015 #A12F1F

Accessibility & contrast

On white

16.60

#3A110B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.26

#3A110B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A110B

16.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A110B	#FFFFFF	#000000	##FFFFFF
##3A110B	1.00	16.60	1.26	16.60
#FFFFFF	16.60	1.00	21.00	1.00
#000000	1.26	21.00	1.00	21.00
##FFFFFF	16.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C190A

Deuteranopia (green-blind)

#26220A

Tritanopia (blue-blind)

#410810

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #3a110b;
/* rgb */ color: rgb(58, 17, 11);
/* oklch */ color: oklch(24.4% 0.067 30.8);

Tailwind

colors: {
  custom: {
    50: '#74514b',
    500: '#3a110b',
    950: '#000000',
  },
}

SCSS

$custom: #3a110b;
$custom-light: #74514b;
$custom-dark: #000000;

JSON

{
  "hex": "#3a110b",
  "rgb": {
    "r": 58,
    "g": 17,
    "b": 11
  },
  "hsl": {
    "h": 7.66,
    "s": 68.116,
    "l": 13.529
  },
  "oklch": {
    "l": 0.24419,
    "c": 0.06659,
    "h": 30.8
  },
  "luminance": 0.01325
}

Semantic roles & 50–950 ramp

primary

#3A110B

secondary

#2A6D77

accent

#D5EB3D

background

#F7F4F4

surface

#EDE7E7

border

#C8C3C3

text

#090201

muted

#7B7877

Preview Lab

Preview with #3A110B

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

Preview Lab → · Contrast checker → · Palette generator →