#3A030C#3A030C

#3A030C is a very dark, moderate red. Relative luminance 0.010; OKLCH L 22.5% C 0.084 H 18.0°. Best body text is #FFFFFF at 17.53:1 contrast (WCAG AA passes).

Color values

HEX	#3A030C
RGB	rgb(58, 3, 12)
HSL	hsl(350, 90%, 12%)
HSV	hsv(350, 95%, 23%)
CMYK	cmyk(0%, 94.8%, 79.3%, 77.3%)
CIE-LAB	lab(8.92, 26.94, 9.06)
CIE-LCH	lch(8.92, 28.42, 18.58°)
OKLab	oklab(22.54% 0.0799 0.0259)
OKLCH	oklch(22.54% 0.084 18)
XYZ	xyz(1.8441, 0.9915, 0.4420)
Luminance	0.0099 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A030C #033A31

analogous

#3A0328 #3A030C #3A1603

triadic

#3A030C #0C3A03 #030C3A

tetradic

#3A030C #283A03 #033A31 #16033A

square

#3A030C #283A03 #033A31 #16033A

split-complementary

#3A030C #033A16 #03283A

monochromatic

#1D0206 #1D0206 #3A030C #740618 #AE0924

Accessibility & contrast

On white

17.53

#3A030C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.20

#3A030C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A030C

17.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A030C	#FFFFFF	#000000	##FFFFFF
##3A030C	1.00	17.53	1.20	17.53
#FFFFFF	17.53	1.00	21.00	1.00
#000000	1.20	21.00	1.00	21.00
##FFFFFF	17.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#13120C

Deuteranopia (green-blind)

#211E0A

Tritanopia (blue-blind)

#410006

Achromatopsia (no color)

#191919

Design tokens & code

CSS

--color: #3a030c;
/* rgb */ color: rgb(58, 3, 12);
/* oklch */ color: oklch(22.5% 0.084 18.0);

Tailwind

colors: {
  custom: {
    50: '#754a4c',
    500: '#3a030c',
    950: '#000000',
  },
}

SCSS

$custom: #3a030c;
$custom-light: #754a4c;
$custom-dark: #000000;

JSON

{
  "hex": "#3a030c",
  "rgb": {
    "r": 58,
    "g": 3,
    "b": 12
  },
  "hsl": {
    "h": 350.182,
    "s": 90.164,
    "l": 11.961
  },
  "oklch": {
    "l": 0.22539,
    "c": 0.084,
    "h": 18
  },
  "luminance": 0.00991
}

Semantic roles & 50–950 ramp

primary

#3A030C

secondary

#1C7D6D

accent

#FFDC29

background

#F7F4F4

surface

#EDE7E7

border

#C8C3C3

text

#090101

muted

#7B7777

Preview Lab

Preview with #3A030C

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

Preview Lab → · Contrast checker → · Palette generator →