#173B23#173B23

#173B23 is a dark, muted green. Relative luminance 0.034; OKLCH L 31.8% C 0.060 H 152.4°. Best body text is #FFFFFF at 12.45:1 contrast (WCAG AA passes).

Color values

HEX	#173B23
RGB	rgb(23, 59, 35)
HSL	hsl(140, 44%, 16%)
HSV	hsv(140, 61%, 23%)
CMYK	cmyk(61%, 0%, 40.7%, 76.9%)
CIE-LAB	lab(21.69, -19.54, 11.06)
CIE-LCH	lch(21.69, 22.45, 150.49°)
OKLab	oklab(31.82% -0.0531 0.0277)
OKLCH	oklch(31.82% 0.06 152.4)
XYZ	xyz(2.2205, 3.4312, 2.1351)
Luminance	0.0343 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Hunter Green (survey)

#0B4008

ΔE00 8.45

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#173B23 #3B172F

analogous

#1D3B17 #173B23 #173B35

triadic

#173B23 #23173B #3B2317

tetradic

#173B23 #171D3B #3B172F #3B3517

square

#173B23 #171D3B #3B172F #3B3517

split-complementary

#173B23 #35173B #3B171D

monochromatic

#09160D #09160D #173B23 #28673D #399357

Accessibility & contrast

On white

12.45

#173B23 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#173B23 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #173B23

12.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##173B23	#FFFFFF	#000000	##FFFFFF
##173B23	1.00	12.45	1.69	12.45
#FFFFFF	12.45	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B3621

Deuteranopia (green-blind)

#363324

Tritanopia (blue-blind)

#0E3A35

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #173b23;
/* rgb */ color: rgb(23, 59, 35);
/* oklch */ color: oklch(31.8% 0.060 152.4);

Tailwind

colors: {
  custom: {
    50: '#57715e',
    500: '#173b23',
    950: '#000000',
  },
}

SCSS

$custom: #173b23;
$custom-light: #57715e;
$custom-dark: #000000;

JSON

{
  "hex": "#173b23",
  "rgb": {
    "r": 23,
    "g": 59,
    "b": 35
  },
  "hsl": {
    "h": 140,
    "s": 43.902,
    "l": 16.078
  },
  "oklch": {
    "l": 0.31818,
    "c": 0.0599,
    "h": 152.4
  },
  "luminance": 0.03431
}

Semantic roles & 50–950 ramp

primary

#173B23

secondary

#723C60

accent

#54A9D4

background

#F5F6F5

surface

#E9ECE9

border

#C5C7C5

text

#030704

muted

#787A79

Preview Lab

Preview with #173B23

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

Preview Lab → · Contrast checker → · Palette generator →