#3A0808#3A0808

#3A0808 is a very dark, moderate red. Relative luminance 0.011; OKLCH L 23.1% C 0.078 H 25.7°. Best body text is #FFFFFF at 17.24:1 contrast (WCAG AA passes).

Color values

HEX	#3A0808
RGB	rgb(58, 8, 8)
HSL	hsl(0, 76%, 13%)
HSV	hsv(0, 86%, 23%)
CMYK	cmyk(0%, 86.2%, 86.2%, 77.3%)
CIE-LAB	lab(9.73, 24.23, 11.89)
CIE-LCH	lch(9.73, 26.98, 26.14°)
OKLab	oklab(23.11% 0.0701 0.0338)
OKLCH	oklch(23.11% 0.078 25.7)
XYZ	xyz(1.8758, 1.0910, 0.3415)
Luminance	0.0109 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A0808 #083A3A

analogous

#3A0821 #3A0808 #3A2108

triadic

#3A0808 #083A08 #08083A

tetradic

#3A0808 #213A08 #083A3A #21083A

square

#3A0808 #213A08 #083A3A #21083A

split-complementary

#3A0808 #083A21 #08213A

monochromatic

#1B0404 #1B0404 #3A0808 #700F0F #A61717

Accessibility & contrast

On white

17.24

#3A0808 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.22

#3A0808 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A0808

17.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A0808	#FFFFFF	#000000	##FFFFFF
##3A0808	1.00	17.24	1.22	17.24
#FFFFFF	17.24	1.00	21.00	1.00
#000000	1.22	21.00	1.00	21.00
##FFFFFF	17.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#171407

Deuteranopia (green-blind)

#231F06

Tritanopia (blue-blind)

#410009

Achromatopsia (no color)

#1B1B1B

Design tokens & code

CSS

--color: #3a0808;
/* rgb */ color: rgb(58, 8, 8);
/* oklch */ color: oklch(23.1% 0.078 25.7);

Tailwind

colors: {
  custom: {
    50: '#754c4a',
    500: '#3a0808',
    950: '#000000',
  },
}

SCSS

$custom: #3a0808;
$custom-light: #754c4a;
$custom-dark: #000000;

JSON

{
  "hex": "#3a0808",
  "rgb": {
    "r": 58,
    "g": 8,
    "b": 8
  },
  "hsl": {
    "h": 0,
    "s": 75.758,
    "l": 12.941
  },
  "oklch": {
    "l": 0.23114,
    "c": 0.07784,
    "h": 25.7
  },
  "luminance": 0.01091
}

Semantic roles & 50–950 ramp

primary

#3A0808

secondary

#257979

accent

#F2F235

background

#F7F4F4

surface

#EDE7E7

border

#C8C3C3

text

#090101

muted

#7B7777

Preview Lab

Preview with #3A0808

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

Preview Lab → · Contrast checker → · Palette generator →