#173A28#173A28

#173A28 is a dark, muted green. Relative luminance 0.034; OKLCH L 31.6% C 0.052 H 158.9°. Best body text is #FFFFFF at 12.56:1 contrast (WCAG AA passes).

Color values

HEX	#173A28
RGB	rgb(23, 58, 40)
HSL	hsl(149, 43%, 16%)
HSV	hsv(149, 60%, 23%)
CMYK	cmyk(60.3%, 0%, 31%, 77.3%)
CIE-LAB	lab(21.44, -17.81, 7.42)
CIE-LCH	lch(21.44, 19.30, 157.39°)
OKLab	oklab(31.65% -0.0489 0.0189)
OKLCH	oklch(31.65% 0.052 158.9)
XYZ	xyz(2.2492, 3.3613, 2.5373)
Luminance	0.0336 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#173A28 #3A1729

analogous

#173A17 #173A28 #173A39

triadic

#173A28 #28173A #3A2817

tetradic

#173A28 #17173A #3A1729 #3A3917

square

#173A28 #17173A #3A1729 #3A3917

split-complementary

#173A28 #39173A #3A1717

monochromatic

#09160F #09160F #173A28 #286646 #3A9264

Accessibility & contrast

On white

12.56

#173A28 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#173A28 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #173A28

12.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##173A28	#FFFFFF	#000000	##FFFFFF
##173A28	1.00	12.56	1.67	12.56
#FFFFFF	12.56	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#393627

Deuteranopia (green-blind)

#343229

Tritanopia (blue-blind)

#0C3A35

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #173a28;
/* rgb */ color: rgb(23, 58, 40);
/* oklch */ color: oklch(31.6% 0.052 158.9);

Tailwind

colors: {
  custom: {
    50: '#577061',
    500: '#173a28',
    950: '#000000',
  },
}

SCSS

$custom: #173a28;
$custom-light: #577061;
$custom-dark: #000000;

JSON

{
  "hex": "#173a28",
  "rgb": {
    "r": 23,
    "g": 58,
    "b": 40
  },
  "hsl": {
    "h": 149.143,
    "s": 43.21,
    "l": 15.882
  },
  "oklch": {
    "l": 0.31646,
    "c": 0.05242,
    "h": 158.9
  },
  "luminance": 0.03361
}

Semantic roles & 50–950 ramp

primary

#173A28

secondary

#713C57

accent

#5596D3

background

#F5F6F5

surface

#E9ECEA

border

#C5C7C6

text

#030705

muted

#787A79

Preview Lab

Preview with #173A28

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

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