#173709
Closest named color: Pakistan Green (#283618). oklch(30.1% 0.081 137.9), rgb(23, 55, 9).
Aa
White text reads best on this color (13.23:1).
About this color
#173709 is a dark, moderately saturated green. In OKLCH its lightness is 30%, its chroma 0.081 and its hue 138°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Pakistan Green (#283618), ΔE 0.031 away. White text reads best on it, at 13.23:1.
| Hue family | Greens |
| Lightness | dark (30%) |
| Chroma | moderately saturated (0.081) |
| Temperature | in between |
| Nearest name | Pakistan Green (#283618) |
| Black text | 1.58:1 |
| White text | 13.23:1 |
Values
| HEX | #173709 |
| RGB | rgb(23, 55, 9) |
| HSL | hsl(102, 72%, 13%) |
| OKLCH | oklch(30.1% 0.081 137.9) |
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 #173709 | 13.23:1 | AAA | Lc -102.6 | Preferred for body text |
| Black text on #173709 | 1.58:1 | Fails | Lc 0.0 | Not readable |
| #173709 text on white | 13.23:1 | AAA | Lc 99.4 | Preferred for body text |
| #173709 text on black | 1.58:1 | 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
#F1F8EF
oklch(97.1% 0.014 138.7)
-
Step 100
100
#E1EFDD
oklch(93.7% 0.028 138.7)
-
Step 200
200
#C9E2C0
oklch(88.5% 0.053 137.4)
-
Step 300
300
#A2D093
oklch(80.9% 0.096 138.1)
-
Step 400
400
#6EB652
oklch(70.6% 0.153 137.7)
-
Step 500
500
#42A300
oklch(63.2% 0.195 138)
-
Step 600
600
#378900
oklch(55.7% 0.172 137.9)
-
Step 700
700
#2D7300
oklch(49.1% 0.151 137.9)
-
Step 800
800
#235E00
oklch(42.6% 0.131 138)
-
Step 900
900
#1C4F00
oklch(37.8% 0.117 138)
-
Step 950
950 (this color)
#173709
oklch(30.1% 0.081 137.9)
#173709 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) | #393103 | 0.052 |
| Deuteranopia (no green cones) | #352F0D | 0.052 |
| Tritanopia (no blue cones) | #15352E | 0.056 |
| Achromatopsia (no color) | #303030 | 0.081 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #173709
#173709
oklch(30.1% 0.081 137.9)
- #3E1F48
#3E1F48
oklch(30.1% 0.08 317.4)
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 #173709, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pakistan Green #283618 ΔE 0.031
- Hunter Green #0B4008 ΔE 0.032
- Very Dark Green #062E03 ΔE 0.038
- Dark Forest Green #002D04 ΔE 0.044
- Forrest Green #154406 ΔE 0.046
- Dark Olive #373E02 ΔE 0.053
- Racing Green #014600 ΔE 0.054
- Pine Green #0A481E ΔE 0.056
Use #173709 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.