#3B1903#3B1903

#3B1903 is a dark, moderate orange. Relative luminance 0.016; OKLCH L 25.9% C 0.063 H 50.5°. Best body text is #FFFFFF at 15.83:1 contrast (WCAG AA passes).

Color values

HEX	#3B1903
RGB	rgb(59, 25, 3)
HSL	hsl(24, 90%, 12%)
HSV	hsv(24, 95%, 23%)
CMYK	cmyk(0%, 57.6%, 94.9%, 76.9%)
CIE-LAB	lab(13.42, 14.97, 19.04)
CIE-LCH	lch(13.42, 24.22, 51.81°)
OKLab	oklab(25.92% 0.04 0.0486)
OKLCH	oklch(25.92% 0.063 50.5)
XYZ	xyz(2.1679, 1.6319, 0.2870)
Luminance	0.0163 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B1903 #03253B

analogous

#3B0309 #3B1903 #3B3503

triadic

#3B1903 #033B19 #19033B

tetradic

#3B1903 #093B03 #03253B #35033B

square

#3B1903 #093B03 #03253B #35033B

split-complementary

#3B1903 #033B35 #03093B

monochromatic

#1D0C01 #1D0C01 #3B1903 #753206 #AF4A09

Accessibility & contrast

On white

15.83

#3B1903 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.33

#3B1903 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B1903

15.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B1903	#FFFFFF	#000000	##FFFFFF
##3B1903	1.00	15.83	1.33	15.83
#FFFFFF	15.83	1.00	21.00	1.00
#000000	1.33	21.00	1.00	21.00
##FFFFFF	15.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#231E01

Deuteranopia (green-blind)

#2B2503

Tritanopia (blue-blind)

#421114

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #3b1903;
/* rgb */ color: rgb(59, 25, 3);
/* oklch */ color: oklch(25.9% 0.063 50.5);

Tailwind

colors: {
  custom: {
    50: '#755648',
    500: '#3b1903',
    950: '#000000',
  },
}

SCSS

$custom: #3b1903;
$custom-light: #755648;
$custom-dark: #000000;

JSON

{
  "hex": "#3b1903",
  "rgb": {
    "r": 59,
    "g": 25,
    "b": 3
  },
  "hsl": {
    "h": 23.571,
    "s": 90.323,
    "l": 12.157
  },
  "oklch": {
    "l": 0.25922,
    "c": 0.06296,
    "h": 50.5
  },
  "luminance": 0.01632
}

Semantic roles & 50–950 ramp

primary

#3B1903

secondary

#1C577E

accent

#ABFF29

background

#F7F5F4

surface

#EDE9E6

border

#C8C5C2

text

#090300

muted

#7B7877

Preview Lab

Preview with #3B1903

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

Preview Lab → · Contrast checker → · Palette generator →