#175A28
Closest named color: Spruce (#0A5F38). oklch(41.3% 0.104 148), rgb(23, 90, 40).
Aa
White text reads best on this color (8.30:1).
About this color
#175A28 is a dark, moderately saturated green. In OKLCH its lightness is 41%, its chroma 0.104 and its hue 148°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Spruce (#0A5F38), ΔE 0.022 away. White text reads best on it, at 8.30:1.
| Hue family | Greens |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.104) |
| Temperature | in between |
| Nearest name | Spruce (#0A5F38) |
| Black text | 2.52:1 |
| White text | 8.30:1 |
Values
| HEX | #175A28 |
| RGB | rgb(23, 90, 40) |
| HSL | hsl(135, 59%, 22%) |
| OKLCH | oklch(41.3% 0.104 148) |
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 #175A28 | 8.30:1 | AAA | Lc -92.9 | Preferred for body text |
| Black text on #175A28 | 2.52:1 | Fails | Lc 15.7 | Dividers and decoration only |
| #175A28 text on white | 8.30:1 | AAA | Lc 88.3 | Fine for body text |
| #175A28 text on black | 2.52:1 | Fails | Lc -13.9 | 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 800.
-
Step 50
50
#F2F7F2
oklch(97.1% 0.008 145.5)
-
Step 100
100
#E2EDE3
oklch(93.5% 0.018 148.1)
-
Step 200
200
#CBE0CD
oklch(88.6% 0.034 148)
-
Step 300
300
#A7CCAB
oklch(80.9% 0.061 148)
-
Step 400
400
#75B27E
oklch(70.8% 0.098 148.2)
-
Step 500
500
#4E9E5D
oklch(63.2% 0.125 148.1)
-
Step 600
600
#2D8842
oklch(55.6% 0.135 147.9)
-
Step 700
700
#1E7334
oklch(49.1% 0.125 148)
-
Step 800
800 (this color)
#175A28
oklch(41.3% 0.104 148)
-
Step 900
900
#1E4D28
oklch(37.7% 0.081 148.3)
-
Step 950
950
#132D18
oklch(27% 0.05 148.5)
#175A28 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) | #5B5224 | 0.083 |
| Deuteranopia (no green cones) | #534C2C | 0.082 |
| Tritanopia (no blue cones) | #00584E | 0.059 |
| Achromatopsia (no color) | #4E4E4E | 0.105 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #175A28
#175A28
oklch(41.3% 0.104 148)
- #693467
#693467
oklch(41.4% 0.104 328.7)
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 #175A28, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Spruce #0A5F38 ΔE 0.022
- Pine #2B5D34 ΔE 0.026
- Deep Green #02590F ΔE 0.028
- Forest #0B5509 ΔE 0.032
- Navy Green #35530A ΔE 0.033
- Dark Green #006400 ΔE 0.051
- Army Green #4B5D16 ΔE 0.056
- Bottle Green #044A05 ΔE 0.060
Use #175A28 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.