#173B19
Closest named color: Pakistan Green (#283618). oklch(31.6% 0.072 144.7), rgb(23, 59, 25).
Aa
White text reads best on this color (12.52:1).
About this color
#173B19 is a dark, moderately saturated green. In OKLCH its lightness is 32%, its chroma 0.072 and its hue 145°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Pakistan Green (#283618), ΔE 0.025 away. White text reads best on it, at 12.52:1.
| Hue family | Greens |
| Lightness | dark (32%) |
| Chroma | moderately saturated (0.072) |
| Temperature | in between |
| Nearest name | Pakistan Green (#283618) |
| Black text | 1.67:1 |
| White text | 12.52:1 |
Values
| HEX | #173B19 |
| RGB | rgb(23, 59, 25) |
| HSL | hsl(123, 44%, 16%) |
| OKLCH | oklch(31.6% 0.072 144.7) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #173B19 | 12.52:1 | AAA | Lc -101.7 | Preferred for body text |
| Black text on #173B19 | 1.67:1 | Fails | Lc 0.0 | Not readable |
| #173B19 text on white | 12.52:1 | AAA | Lc 98.3 | Preferred for body text |
| #173B19 text on black | 1.67:1 | Fails | Lc 0.0 | Not readable |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 950.
-
Step 50
50
#F1F8F1
oklch(97.2% 0.012 145.5)
-
Step 100
100
#E0EEE0
oklch(93.5% 0.024 145.4)
-
Step 200
200
#C7E2C6
oklch(88.5% 0.048 144.2)
-
Step 300
300
#9FD09F
oklch(81% 0.085 144.7)
-
Step 400
400
#66B669
oklch(70.6% 0.135 144.8)
-
Step 500
500
#32A33D
oklch(63.1% 0.173 144.6)
-
Step 600
600
#008C21
oklch(55.6% 0.177 144.7)
-
Step 700
700
#00761A
oklch(49.2% 0.156 144.6)
-
Step 800
800
#006114
oklch(42.8% 0.136 144.7)
-
Step 900
900
#095014
oklch(37.7% 0.113 144.7)
-
Step 950
950 (this color)
#173B19
oklch(31.6% 0.072 144.7)
#173B19 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #3C3616 | 0.054 |
| Deuteranopia (no green cones) | #37321B | 0.054 |
| Tritanopia (no blue cones) | #113933 | 0.045 |
| Achromatopsia (no color) | #343434 | 0.072 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #173B19
#173B19
oklch(31.6% 0.072 144.7)
- #442446
#442446
oklch(31.7% 0.072 325)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #173B19, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pakistan Green #283618 ΔE 0.025
- Hunter Green #0B4008 ΔE 0.030
- Evergreen #05472A ΔE 0.040
- Forrest Green #154406 ΔE 0.040
- Pine Green #0A481E ΔE 0.043
- Dark Olive #373E02 ΔE 0.047
- British Racing Green #05480D ΔE 0.050
- Racing Green #014600 ΔE 0.051
Use #173B19 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.