#171F05#171F05

#171F05 is a very dark, muted yellow-green. Relative luminance 0.012; OKLCH L 22.4% C 0.046 H 124.2°. Best body text is #FFFFFF at 17.01:1 contrast (WCAG AA passes).

Color values

HEX	#171F05
RGB	rgb(23, 31, 5)
HSL	hsl(78, 72%, 7%)
HSV	hsv(78, 84%, 12%)
CMYK	cmyk(25.8%, 0%, 83.9%, 87.8%)
CIE-LAB	lab(10.36, -8.99, 13.22)
CIE-LCH	lch(10.36, 15.99, 124.21°)
OKLab	oklab(22.41% -0.0258 0.0381)
OKLCH	oklch(22.41% 0.046 124.2)
XYZ	xyz(0.8707, 1.1731, 0.3241)
Luminance	0.0117 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Hunter Green (survey)

#0B4008

ΔE00 14.25

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#171F05 #0D051F

analogous

#1F1A05 #171F05 #0A1F05

triadic

#171F05 #05171F #1F0517

tetradic

#171F05 #051F1A #0D051F #1F050A

square

#171F05 #051F1A #0D051F #1F050A

split-complementary

#171F05 #050A1F #1A051F

monochromatic

#141A04 #141A04 #171F05 #3E540E #658816

Accessibility & contrast

On white

17.01

#171F05 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.23

#171F05 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #171F05

17.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##171F05	#FFFFFF	#000000	##FFFFFF
##171F05	1.00	17.01	1.23	17.01
#FFFFFF	17.01	1.00	21.00	1.00
#000000	1.23	21.00	1.00	21.00
##FFFFFF	17.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#211C03

Deuteranopia (green-blind)

#201C06

Tritanopia (blue-blind)

#191D19

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #171f05;
/* rgb */ color: rgb(23, 31, 5);
/* oklch */ color: oklch(22.4% 0.046 124.2);

Tailwind

colors: {
  custom: {
    50: '#535a49',
    500: '#171f05',
    950: '#000000',
  },
}

SCSS

$custom: #171f05;
$custom-light: #535a49;
$custom-dark: #000000;

JSON

{
  "hex": "#171f05",
  "rgb": {
    "r": 23,
    "g": 31,
    "b": 5
  },
  "hsl": {
    "h": 78.462,
    "s": 72.222,
    "l": 7.059
  },
  "oklch": {
    "l": 0.22414,
    "c": 0.04601,
    "h": 124.2
  },
  "luminance": 0.01173
}

Semantic roles & 50–950 ramp

primary

#171F05

secondary

#332060

accent

#39EF71

background

#F4F5F4

surface

#E7E9E6

border

#C3C5C2

text

#020300

muted

#787877

Preview Lab

Preview with #171F05

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

Preview Lab → · Contrast checker → · Palette generator →