#3A0810#3A0810

#3A0810 is a very dark, moderate red. Relative luminance 0.011; OKLCH L 23.3% C 0.077 H 16.8°. Best body text is #FFFFFF at 17.18:1 contrast (WCAG AA passes).

Color values

HEX	#3A0810
RGB	rgb(58, 8, 16)
HSL	hsl(350, 76%, 13%)
HSV	hsv(350, 86%, 23%)
CMYK	cmyk(0%, 86.2%, 72.4%, 77.3%)
CIE-LAB	lab(9.88, 24.74, 8.41)
CIE-LCH	lch(9.88, 26.13, 18.78°)
OKLab	oklab(23.28% 0.0739 0.0223)
OKLCH	oklch(23.28% 0.077 16.8)
XYZ	xyz(1.9255, 1.1109, 0.6031)
Luminance	0.0111 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A0810 #083A32

analogous

#3A0829 #3A0810 #3A1908

triadic

#3A0810 #103A08 #08103A

tetradic

#3A0810 #293A08 #083A32 #19083A

square

#3A0810 #293A08 #083A32 #19083A

split-complementary

#3A0810 #083A19 #08293A

monochromatic

#1B0407 #1B0407 #3A0810 #700F1F #A6172E

Accessibility & contrast

On white

17.18

#3A0810 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.22

#3A0810 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A0810

17.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A0810	#FFFFFF	#000000	##FFFFFF
##3A0810	1.00	17.18	1.22	17.18
#FFFFFF	17.18	1.00	21.00	1.00
#000000	1.22	21.00	1.00	21.00
##FFFFFF	17.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#161510

Deuteranopia (green-blind)

#231F0F

Tritanopia (blue-blind)

#40000B

Achromatopsia (no color)

#1B1B1B

Design tokens & code

CSS

--color: #3a0810;
/* rgb */ color: rgb(58, 8, 16);
/* oklch */ color: oklch(23.3% 0.077 16.8);

Tailwind

colors: {
  custom: {
    50: '#744c4e',
    500: '#3a0810',
    950: '#000000',
  },
}

SCSS

$custom: #3a0810;
$custom-light: #744c4e;
$custom-dark: #000000;

JSON

{
  "hex": "#3a0810",
  "rgb": {
    "r": 58,
    "g": 8,
    "b": 16
  },
  "hsl": {
    "h": 350.4,
    "s": 75.758,
    "l": 12.941
  },
  "oklch": {
    "l": 0.2328,
    "c": 0.07716,
    "h": 16.8
  },
  "luminance": 0.01111
}

Semantic roles & 50–950 ramp

primary

#3A0810

secondary

#25796B

accent

#F2D435

background

#F7F4F4

surface

#EDE7E7

border

#C8C3C3

text

#090101

muted

#7B7777

Preview Lab

Preview with #3A0810

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

Preview Lab → · Contrast checker → · Palette generator →