#2A040D#2A040D

#2A040D is a very dark, moderate red. Relative luminance 0.006; OKLCH L 19.1% C 0.064 H 10.4°. Best body text is #FFFFFF at 18.72:1 contrast (WCAG AA passes).

Color values

HEX	#2A040D
RGB	rgb(42, 4, 13)
HSL	hsl(346, 83%, 9%)
HSV	hsv(346, 90%, 16%)
CMYK	cmyk(0%, 90.5%, 69%, 83.5%)
CIE-LAB	lab(5.49, 19.45, 3.16)
CIE-LCH	lch(5.49, 19.70, 9.22°)
OKLab	oklab(19.08% 0.0631 0.0116)
OKLCH	oklch(19.08% 0.064 10.4)
XYZ	xyz(1.0710, 0.6083, 0.4417)
Luminance	0.0061 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A040D #042A21

analogous

#2A0420 #2A040D #2A0E04

triadic

#2A040D #0D2A04 #040D2A

tetradic

#2A040D #202A04 #042A21 #0E042A

square

#2A040D #202A04 #042A21 #0E042A

split-complementary

#2A040D #042A0E #04202A

monochromatic

#1C0309 #1C0309 #2A040D #62091E #9A0F30

Accessibility & contrast

On white

18.72

#2A040D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.12

#2A040D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A040D

18.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A040D	#FFFFFF	#000000	##FFFFFF
##2A040D	1.00	18.72	1.12	18.72
#FFFFFF	18.72	1.00	21.00	1.00
#000000	1.12	21.00	1.00	21.00
##FFFFFF	18.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0D0D0D

Deuteranopia (green-blind)

#17150C

Tritanopia (blue-blind)

#2F0007

Achromatopsia (no color)

#121212

Design tokens & code

CSS

--color: #2a040d;
/* rgb */ color: rgb(42, 4, 13);
/* oklch */ color: oklch(19.1% 0.064 10.4);

Tailwind

colors: {
  custom: {
    50: '#66484d',
    500: '#2a040d',
    950: '#000000',
  },
}

SCSS

$custom: #2a040d;
$custom-light: #66484d;
$custom-dark: #000000;

JSON

{
  "hex": "#2a040d",
  "rgb": {
    "r": 42,
    "g": 4,
    "b": 13
  },
  "hsl": {
    "h": 345.789,
    "s": 82.609,
    "l": 9.02
  },
  "oklch": {
    "l": 0.19077,
    "c": 0.06419,
    "h": 10.4
  },
  "luminance": 0.00608
}

Semantic roles & 50–950 ramp

primary

#2A040D

secondary

#1D6D5A

accent

#F9C92F

background

#F6F4F4

surface

#EBE6E7

border

#C6C2C3

text

#060001

muted

#7A7777

Preview Lab

Preview with #2A040D

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

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