#340F0B#340F0B

#340F0B is a very dark, moderate red. Relative luminance 0.011; OKLCH L 22.9% C 0.061 H 28.8°. Best body text is #FFFFFF at 17.22:1 contrast (WCAG AA passes).

Color values

HEX	#340F0B
RGB	rgb(52, 15, 11)
HSL	hsl(6, 65%, 12%)
HSV	hsv(6, 79%, 20%)
CMYK	cmyk(0%, 71.2%, 78.8%, 79.6%)
CIE-LAB	lab(9.77, 18.33, 10.53)
CIE-LCH	lch(9.77, 21.14, 29.86°)
OKLab	oklab(22.91% 0.0533 0.0293)
OKLCH	oklch(22.91% 0.061 28.8)
XYZ	xyz(1.6476, 1.0961, 0.4414)
Luminance	0.0110 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#340F0B #0B3034

analogous

#340B1B #340F0B #34240B

triadic

#340F0B #0B340F #0F0B34

tetradic

#340F0B #1B340B #0B3034 #240B34

square

#340F0B #1B340B #0B3034 #240B34

split-complementary

#340F0B #0B3424 #0B1B34

monochromatic

#190705 #190705 #340F0B #671E16 #992C20

Accessibility & contrast

On white

17.22

#340F0B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.22

#340F0B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #340F0B

17.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##340F0B	#FFFFFF	#000000	##FFFFFF
##340F0B	1.00	17.22	1.22	17.22
#FFFFFF	17.22	1.00	21.00	1.00
#000000	1.22	21.00	1.00	21.00
##FFFFFF	17.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#19160A

Deuteranopia (green-blind)

#221E0A

Tritanopia (blue-blind)

#3A070E

Achromatopsia (no color)

#1B1B1B

Design tokens & code

CSS

--color: #340f0b;
/* rgb */ color: rgb(52, 15, 11);
/* oklch */ color: oklch(22.9% 0.061 28.8);

Tailwind

colors: {
  custom: {
    50: '#6f4f4b',
    500: '#340f0b',
    950: '#000000',
  },
}

SCSS

$custom: #340f0b;
$custom-light: #6f4f4b;
$custom-dark: #000000;

JSON

{
  "hex": "#340f0b",
  "rgb": {
    "r": 52,
    "g": 15,
    "b": 11
  },
  "hsl": {
    "h": 5.854,
    "s": 65.079,
    "l": 12.353
  },
  "oklch": {
    "l": 0.22913,
    "c": 0.0608,
    "h": 28.8
  },
  "luminance": 0.01096
}

Semantic roles & 50–950 ramp

primary

#340F0B

secondary

#2A6A71

accent

#D8E840

background

#F6F4F4

surface

#ECE7E7

border

#C7C3C3

text

#080201

muted

#7B7877

Preview Lab

Preview with #340F0B

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

Preview Lab → · Contrast checker → · Palette generator →