#3A0D03#3A0D03

#3A0D03 is a very dark, moderate red. Relative luminance 0.012; OKLCH L 23.7% C 0.074 H 35.6°. Best body text is #FFFFFF at 16.95:1 contrast (WCAG AA passes).

Color values

HEX	#3A0D03
RGB	rgb(58, 13, 3)
HSL	hsl(11, 90%, 12%)
HSV	hsv(11, 95%, 23%)
CMYK	cmyk(0%, 77.6%, 94.8%, 77.3%)
CIE-LAB	lab(10.51, 21.54, 15.03)
CIE-LCH	lch(10.51, 26.27, 34.91°)
OKLab	oklab(23.68% 0.0601 0.043)
OKLCH	oklch(23.68% 0.074 35.6)
XYZ	xyz(1.9055, 1.1942, 0.2163)
Luminance	0.0119 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A0D03 #03303A

analogous

#3A0315 #3A0D03 #3A2903

triadic

#3A0D03 #033A0D #0D033A

tetradic

#3A0D03 #153A03 #03303A #29033A

square

#3A0D03 #153A03 #03303A #29033A

split-complementary

#3A0D03 #033A29 #03153A

monochromatic

#1D0702 #1D0702 #3A0D03 #741A06 #AE2709

Accessibility & contrast

On white

16.95

#3A0D03 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.24

#3A0D03 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A0D03

16.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A0D03	#FFFFFF	#000000	##FFFFFF
##3A0D03	1.00	16.95	1.24	16.95
#FFFFFF	16.95	1.00	21.00	1.00
#000000	1.24	21.00	1.00	21.00
##FFFFFF	16.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A1602

Deuteranopia (green-blind)

#252002

Tritanopia (blue-blind)

#41020B

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #3a0d03;
/* rgb */ color: rgb(58, 13, 3);
/* oklch */ color: oklch(23.7% 0.074 35.6);

Tailwind

colors: {
  custom: {
    50: '#754e48',
    500: '#3a0d03',
    950: '#000000',
  },
}

SCSS

$custom: #3a0d03;
$custom-light: #754e48;
$custom-dark: #000000;

JSON

{
  "hex": "#3a0d03",
  "rgb": {
    "r": 58,
    "g": 13,
    "b": 3
  },
  "hsl": {
    "h": 10.909,
    "s": 90.164,
    "l": 11.961
  },
  "oklch": {
    "l": 0.23677,
    "c": 0.07383,
    "h": 35.6
  },
  "luminance": 0.01194
}

Semantic roles & 50–950 ramp

primary

#3A0D03

secondary

#1C6B7D

accent

#D8FF29

background

#F7F4F4

surface

#EDE7E6

border

#C8C3C2

text

#090200

muted

#7B7877

Preview Lab

Preview with #3A0D03

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

Preview Lab → · Contrast checker → · Palette generator →