#2B1B03#2B1B03

#2B1B03 is a very dark, muted orange. Relative luminance 0.013; OKLCH L 23.7% C 0.045 H 74.8°. Best body text is #FFFFFF at 16.66:1 contrast (WCAG AA passes).

Color values

HEX	#2B1B03
RGB	rgb(43, 27, 3)
HSL	hsl(36, 87%, 9%)
HSV	hsv(36, 93%, 17%)
CMYK	cmyk(0%, 37.2%, 93%, 83.1%)
CIE-LAB	lab(11.30, 5.01, 15.72)
CIE-LCH	lch(11.30, 16.50, 72.32°)
OKLab	oklab(23.72% 0.0119 0.0438)
OKLCH	oklch(23.72% 0.045 74.8)
XYZ	xyz(1.4047, 1.3042, 0.2639)
Luminance	0.0130 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B1B03 #03132B

analogous

#2B0703 #2B1B03 #272B03

triadic

#2B1B03 #032B1B #1B032B

tetradic

#2B1B03 #032B07 #03132B #2B0327

square

#2B1B03 #032B07 #03132B #2B0327

split-complementary

#2B1B03 #03272B #07032B

monochromatic

#1D1202 #1D1202 #2B1B03 #643F07 #9D630B

Accessibility & contrast

On white

16.66

#2B1B03 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.26

#2B1B03 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B1B03

16.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B1B03	#FFFFFF	#000000	##FFFFFF
##2B1B03	1.00	16.66	1.26	16.66
#FFFFFF	16.66	1.00	21.00	1.00
#000000	1.26	21.00	1.00	21.00
##FFFFFF	16.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#211C01

Deuteranopia (green-blind)

#252004

Tritanopia (blue-blind)

#301716

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #2b1b03;
/* rgb */ color: rgb(43, 27, 3);
/* oklch */ color: oklch(23.7% 0.045 74.8);

Tailwind

colors: {
  custom: {
    50: '#665748',
    500: '#2b1b03',
    950: '#000000',
  },
}

SCSS

$custom: #2b1b03;
$custom-light: #665748;
$custom-dark: #000000;

JSON

{
  "hex": "#2b1b03",
  "rgb": {
    "r": 43,
    "g": 27,
    "b": 3
  },
  "hsl": {
    "h": 36,
    "s": 86.957,
    "l": 9.02
  },
  "oklch": {
    "l": 0.23722,
    "c": 0.04536,
    "h": 74.8
  },
  "luminance": 0.01304
}

Semantic roles & 50–950 ramp

primary

#2B1B03

secondary

#1B3D6F

accent

#7FFD2B

background

#F6F5F4

surface

#EBE9E6

border

#C6C5C2

text

#060300

muted

#7A7877

Preview Lab

Preview with #2B1B03

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

Preview Lab → · Contrast checker → · Palette generator →