#3B1304#3B1304

#3B1304 is a very dark, moderate orange. Relative luminance 0.014; OKLCH L 24.8% C 0.068 H 40.7°. Best body text is #FFFFFF at 16.40:1 contrast (WCAG AA passes).

Color values

HEX	#3B1304
RGB	rgb(59, 19, 4)
HSL	hsl(16, 87%, 12%)
HSV	hsv(16, 93%, 23%)
CMYK	cmyk(0%, 67.8%, 93.2%, 76.9%)
CIE-LAB	lab(11.99, 18.73, 16.70)
CIE-LCH	lch(11.99, 25.10, 41.71°)
OKLab	oklab(24.83% 0.0517 0.0445)
OKLCH	oklch(24.83% 0.068 40.7)
XYZ	xyz(2.0586, 1.4046, 0.2776)
Luminance	0.0140 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B1304 #042C3B

analogous

#3B0410 #3B1304 #3B2F04

triadic

#3B1304 #043B13 #13043B

tetradic

#3B1304 #103B04 #042C3B #2F043B

square

#3B1304 #103B04 #042C3B #2F043B

split-complementary

#3B1304 #043B2F #04103B

monochromatic

#1D0902 #1D0902 #3B1304 #742508 #AE380C

Accessibility & contrast

On white

16.40

#3B1304 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.28

#3B1304 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B1304

16.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B1304	#FFFFFF	#000000	##FFFFFF
##3B1304	1.00	16.40	1.28	16.40
#FFFFFF	16.40	1.00	21.00	1.00
#000000	1.28	21.00	1.00	21.00
##FFFFFF	16.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E1A03

Deuteranopia (green-blind)

#282303

Tritanopia (blue-blind)

#420910

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #3b1304;
/* rgb */ color: rgb(59, 19, 4);
/* oklch */ color: oklch(24.8% 0.068 40.7);

Tailwind

colors: {
  custom: {
    50: '#755248',
    500: '#3b1304',
    950: '#000000',
  },
}

SCSS

$custom: #3b1304;
$custom-light: #755248;
$custom-dark: #000000;

JSON

{
  "hex": "#3b1304",
  "rgb": {
    "r": 59,
    "g": 19,
    "b": 4
  },
  "hsl": {
    "h": 16.364,
    "s": 87.302,
    "l": 12.353
  },
  "oklch": {
    "l": 0.24834,
    "c": 0.0682,
    "h": 40.7
  },
  "luminance": 0.01404
}

Semantic roles & 50–950 ramp

primary

#3B1304

secondary

#1E637D

accent

#C4FD2A

background

#F7F4F4

surface

#EDE7E6

border

#C8C3C2

text

#090200

muted

#7B7877

Preview Lab

Preview with #3B1304

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

Preview Lab → · Contrast checker → · Palette generator →