#1B1000#1B1000

#1B1000 is a very dark, muted orange. Relative luminance 0.006; OKLCH L 18.3% C 0.038 H 79.9°. Best body text is #FFFFFF at 18.74:1 contrast (WCAG AA passes).

Color values

HEX	#1B1000
RGB	rgb(27, 16, 0)
HSL	hsl(36, 100%, 5%)
HSV	hsv(36, 100%, 11%)
CMYK	cmyk(0%, 40.7%, 100%, 89.4%)
CIE-LAB	lab(5.45, 2.61, 8.21)
CIE-LCH	lch(5.45, 8.62, 72.40°)
OKLab	oklab(18.33% 0.0066 0.0374)
OKLCH	oklch(18.33% 0.038 79.9)
XYZ	xyz(0.6373, 0.6036, 0.0829)
Luminance	0.0060 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B1000 #000B1B

analogous

#1B0300 #1B1000 #181B00

triadic

#1B1000 #001B10 #10001B

tetradic

#1B1000 #001B03 #000B1B #1B0018

square

#1B1000 #001B03 #000B1B #1B0018

split-complementary

#1B1000 #00181B #03001B

monochromatic

#1F1200 #1F1200 #1F1200 #583400 #955900

Accessibility & contrast

On white

18.74

#1B1000 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.12

#1B1000 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B1000

18.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B1000	#FFFFFF	#000000	##FFFFFF
##1B1000	1.00	18.74	1.12	18.74
#FFFFFF	18.74	1.00	21.00	1.00
#000000	1.12	21.00	1.00	21.00
##FFFFFF	18.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#141000

Deuteranopia (green-blind)

#171300

Tritanopia (blue-blind)

#1F0D0C

Achromatopsia (no color)

#121212

Design tokens & code

CSS

--color: #1b1000;
/* rgb */ color: rgb(27, 16, 0);
/* oklch */ color: oklch(18.3% 0.038 79.9);

Tailwind

colors: {
  custom: {
    50: '#564e47',
    500: '#1b1000',
    950: '#000000',
  },
}

SCSS

$custom: #1b1000;
$custom-light: #564e47;
$custom-dark: #000000;

JSON

{
  "hex": "#1b1000",
  "rgb": {
    "r": 27,
    "g": 16,
    "b": 0
  },
  "hsl": {
    "h": 35.556,
    "s": 100,
    "l": 5.294
  },
  "oklch": {
    "l": 0.18327,
    "c": 0.03796,
    "h": 79.9
  },
  "luminance": 0.00604
}

Semantic roles & 50–950 ramp

primary

#1B1000

secondary

#123465

accent

#80FF29

background

#F5F4F3

surface

#E9E7E5

border

#C5C3C1

text

#030100

muted

#787777

Preview Lab

Preview with #1B1000

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

Preview Lab → · Contrast checker → · Palette generator →