#170B03#170B03

#170B03 is a very dark, muted orange. Relative luminance 0.004; OKLCH L 16.4% C 0.028 H 59.9°. Best body text is #FFFFFF at 19.34:1 contrast (WCAG AA passes).

Color values

HEX	#170B03
RGB	rgb(23, 11, 3)
HSL	hsl(24, 77%, 5%)
HSV	hsv(24, 87%, 9%)
CMYK	cmyk(0%, 52.2%, 87%, 91%)
CIE-LAB	lab(3.87, 3.38, 4.62)
CIE-LCH	lch(3.87, 5.73, 53.79°)
OKLab	oklab(16.43% 0.0141 0.0244)
OKLCH	oklch(16.43% 0.028 59.9)
XYZ	xyz(0.4895, 0.4281, 0.1430)
Luminance	0.0043 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#170B03 #030F17

analogous

#170305 #170B03 #171503

triadic

#170B03 #03170B #0B0317

tetradic

#170B03 #051703 #030F17 #150317

square

#170B03 #051703 #030F17 #150317

split-complementary

#170B03 #031715 #030517

monochromatic

#1B0D04 #1B0D04 #1B0D04 #4D250A #833F11

Accessibility & contrast

On white

19.34

#170B03 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.09

#170B03 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #170B03

19.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##170B03	#FFFFFF	#000000	##FFFFFF
##170B03	1.00	19.34	1.09	19.34
#FFFFFF	19.34	1.00	21.00	1.00
#000000	1.09	21.00	1.00	21.00
##FFFFFF	19.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0F0C03

Deuteranopia (green-blind)

#110F03

Tritanopia (blue-blind)

#1A0809

Achromatopsia (no color)

#0E0E0E

Design tokens & code

CSS

--color: #170b03;
/* rgb */ color: rgb(23, 11, 3);
/* oklch */ color: oklch(16.4% 0.028 59.9);

Tailwind

colors: {
  custom: {
    50: '#534c48',
    500: '#170b03',
    950: '#000000',
  },
}

SCSS

$custom: #170b03;
$custom-light: #534c48;
$custom-dark: #000000;

JSON

{
  "hex": "#170b03",
  "rgb": {
    "r": 23,
    "g": 11,
    "b": 3
  },
  "hsl": {
    "h": 24,
    "s": 76.923,
    "l": 5.098
  },
  "oklch": {
    "l": 0.16428,
    "c": 0.02821,
    "h": 59.9
  },
  "luminance": 0.00428
}

Semantic roles & 50–950 ramp

primary

#170B03

secondary

#1B415B

accent

#A7F334

background

#F4F4F4

surface

#E7E7E6

border

#C3C3C2

text

#020100

muted

#787777

Preview Lab

Preview with #170B03

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

Preview Lab → · Contrast checker → · Palette generator →