#173C2D
Closest named color: Pakistan Green (#283618). oklch(32.4% 0.051 164.4), rgb(23, 60, 45).
Aa
White text reads best on this color (12.20:1).
About this color
#173C2D is a dark, muted green. In OKLCH its lightness is 32%, its chroma 0.051 and its hue 164°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Pakistan Green (#283618), ΔE 0.033 away. White text reads best on it, at 12.20:1.
| Hue family | Greens |
| Lightness | dark (32%) |
| Chroma | muted (0.051) |
| Temperature | in between |
| Nearest name | Pakistan Green (#283618) |
| Black text | 1.72:1 |
| White text | 12.20:1 |
Values
| HEX | #173C2D |
| RGB | rgb(23, 60, 45) |
| HSL | hsl(156, 45%, 16%) |
| OKLCH | oklch(32.4% 0.051 164.4) |
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 #173C2D | 12.20:1 | AAA | Lc -101.2 | Preferred for body text |
| Black text on #173C2D | 1.72:1 | Fails | Lc 0.0 | Not readable |
| #173C2D text on white | 12.20:1 | AAA | Lc 97.7 | Preferred for body text |
| #173C2D text on black | 1.72:1 | 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 900.
-
Step 50
50
#F2F6F4
oklch(97% 0.005 165)
-
Step 100
100
#E4ECE8
oklch(93.6% 0.01 164.9)
-
Step 200
200
#CDDED5
oklch(88.5% 0.022 163)
-
Step 300
300
#ABC9BA
oklch(80.9% 0.038 163.8)
-
Step 400
400
#7DAD97
oklch(70.7% 0.061 164.7)
-
Step 500
500
#5A997D
oklch(63.2% 0.078 164)
-
Step 600
600
#3D8366
oklch(55.6% 0.085 164.1)
-
Step 700
700
#2E6F55
oklch(49.2% 0.079 164.4)
-
Step 800
800
#285A46
oklch(42.7% 0.064 165)
-
Step 900
900 (this color)
#173C2D
oklch(32.4% 0.051 164.4)
-
Step 950
950
#172B22
oklch(26.9% 0.031 164)
#173C2D 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) | #3B382C | 0.050 |
| Deuteranopia (no green cones) | #35342E | 0.047 |
| Tritanopia (no blue cones) | #093C38 | 0.020 |
| Achromatopsia (no color) | #353535 | 0.051 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #173C2D
#173C2D
oklch(32.4% 0.051 164.4)
- #46293A
#46293A
oklch(32.4% 0.05 344.2)
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 #173C2D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pakistan Green #283618 ΔE 0.033
- Evergreen #05472A ΔE 0.041
- Pine Green #0A481E ΔE 0.054
- Onyx #343A40 ΔE 0.055
- Hunter Green #0B4008 ΔE 0.056
- Midnight Green #073B4C ΔE 0.057
- Dark Blue Grey #1F3B4D ΔE 0.060
- Dark Olive #373E02 ΔE 0.061
Use #173C2D 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.