#3B040E#3B040E

#3B040E is a very dark, moderate red. Relative luminance 0.010; OKLCH L 22.9% C 0.084 H 16.8°. Best body text is #FFFFFF at 17.36:1 contrast (WCAG AA passes).

Color values

HEX	#3B040E
RGB	rgb(59, 4, 14)
HSL	hsl(349, 87%, 12%)
HSV	hsv(349, 93%, 23%)
CMYK	cmyk(0%, 93.2%, 76.3%, 76.9%)
CIE-LAB	lab(9.39, 26.89, 8.80)
CIE-LCH	lch(9.39, 28.29, 18.13°)
OKLab	oklab(22.94% 0.0801 0.0242)
OKLCH	oklch(22.94% 0.084 16.8)
XYZ	xyz(1.9265, 1.0486, 0.5163)
Luminance	0.0105 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B040E #043B31

analogous

#3B042A #3B040E #3B1604

triadic

#3B040E #0E3B04 #040E3B

tetradic

#3B040E #2A3B04 #043B31 #16043B

square

#3B040E #2A3B04 #043B31 #16043B

split-complementary

#3B040E #043B16 #042A3B

monochromatic

#1D0207 #1D0207 #3B040E #74081C #AE0C29

Accessibility & contrast

On white

17.36

#3B040E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.21

#3B040E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B040E

17.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B040E	#FFFFFF	#000000	##FFFFFF
##3B040E	1.00	17.36	1.21	17.36
#FFFFFF	17.36	1.00	21.00	1.00
#000000	1.21	21.00	1.00	21.00
##FFFFFF	17.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#14130E

Deuteranopia (green-blind)

#221E0C

Tritanopia (blue-blind)

#420008

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #3b040e;
/* rgb */ color: rgb(59, 4, 14);
/* oklch */ color: oklch(22.9% 0.084 16.8);

Tailwind

colors: {
  custom: {
    50: '#764a4d',
    500: '#3b040e',
    950: '#000000',
  },
}

SCSS

$custom: #3b040e;
$custom-light: #764a4d;
$custom-dark: #000000;

JSON

{
  "hex": "#3b040e",
  "rgb": {
    "r": 59,
    "g": 4,
    "b": 14
  },
  "hsl": {
    "h": 349.091,
    "s": 87.302,
    "l": 12.353
  },
  "oklch": {
    "l": 0.22943,
    "c": 0.08367,
    "h": 16.8
  },
  "luminance": 0.01048
}

Semantic roles & 50–950 ramp

primary

#3B040E

secondary

#1E7D6C

accent

#FDD72A

background

#F7F4F4

surface

#EDE7E7

border

#C8C3C3

text

#090101

muted

#7B7777

Preview Lab

Preview with #3B040E

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

Preview Lab → · Contrast checker → · Palette generator →