#340D0A#340D0A

#340D0A is a very dark, moderate red. Relative luminance 0.010; OKLCH L 22.6% C 0.064 H 27.7°. Best body text is #FFFFFF at 17.38:1 contrast (WCAG AA passes).

Color values

HEX	#340D0A
RGB	rgb(52, 13, 10)
HSL	hsl(4, 68%, 12%)
HSV	hsv(4, 81%, 20%)
CMYK	cmyk(0%, 75%, 80.8%, 79.6%)
CIE-LAB	lab(9.32, 19.40, 10.31)
CIE-LCH	lch(9.32, 21.97, 27.99°)
OKLab	oklab(22.57% 0.0564 0.0296)
OKLCH	oklch(22.57% 0.064 27.7)
XYZ	xyz(1.6150, 1.0401, 0.4028)
Luminance	0.0104 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#340D0A #0A3134

analogous

#340A1C #340D0A #34220A

triadic

#340D0A #0A340D #0D0A34

tetradic

#340D0A #1C340A #0A3134 #220A34

square

#340D0A #1C340A #0A3134 #220A34

split-complementary

#340D0A #0A3422 #0A1C34

monochromatic

#1A0605 #1A0605 #340D0A #671A14 #9B271E

Accessibility & contrast

On white

17.38

#340D0A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.21

#340D0A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #340D0A

17.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##340D0A	#FFFFFF	#000000	##FFFFFF
##340D0A	1.00	17.38	1.21	17.38
#FFFFFF	17.38	1.00	21.00	1.00
#000000	1.21	21.00	1.00	21.00
##FFFFFF	17.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#171509

Deuteranopia (green-blind)

#211D09

Tritanopia (blue-blind)

#3A050D

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #340d0a;
/* rgb */ color: rgb(52, 13, 10);
/* oklch */ color: oklch(22.6% 0.064 27.7);

Tailwind

colors: {
  custom: {
    50: '#6f4e4b',
    500: '#340d0a',
    950: '#000000',
  },
}

SCSS

$custom: #340d0a;
$custom-light: #6f4e4b;
$custom-dark: #000000;

JSON

{
  "hex": "#340d0a",
  "rgb": {
    "r": 52,
    "g": 13,
    "b": 10
  },
  "hsl": {
    "h": 4.286,
    "s": 67.742,
    "l": 12.157
  },
  "oklch": {
    "l": 0.22571,
    "c": 0.06365,
    "h": 27.7
  },
  "luminance": 0.0104
}

Semantic roles & 50–950 ramp

primary

#340D0A

secondary

#286C71

accent

#DEEB3D

background

#F6F4F4

surface

#ECE7E7

border

#C7C3C3

text

#080101

muted

#7B7777

Preview Lab

Preview with #340D0A

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

Preview Lab → · Contrast checker → · Palette generator →