#17580C
Closest named color: Deep Green (#02590F). oklch(40.4% 0.124 141.2), rgb(23, 88, 12).
Aa
White text reads best on this color (8.61:1).
About this color
#17580C is a dark, moderately saturated green. In OKLCH its lightness is 40%, its chroma 0.124 and its hue 141°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Deep Green (#02590F), ΔE 0.008 away. White text reads best on it, at 8.61:1.
| Hue family | Greens |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.124) |
| Temperature | in between |
| Nearest name | Deep Green (#02590F) |
| Black text | 2.43:1 |
| White text | 8.61:1 |
Values
| HEX | #17580C |
| RGB | rgb(23, 88, 12) |
| HSL | hsl(111, 76%, 20%) |
| OKLCH | oklch(40.4% 0.124 141.2) |
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 #17580C | 8.61:1 | AAA | Lc -93.7 | Preferred for body text |
| Black text on #17580C | 2.43:1 | Fails | Lc 14.8 | Not readable |
| #17580C text on white | 8.61:1 | AAA | Lc 89.2 | Fine for body text |
| #17580C text on black | 2.43:1 | Fails | Lc -13.0 | 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 800.
-
Step 50
50
#F2F7F1
oklch(97.1% 0.01 140.5)
-
Step 100
100
#E3EEE1
oklch(93.7% 0.021 140.9)
-
Step 200
200
#CBE0C8
oklch(88.4% 0.039 141.7)
-
Step 300
300
#A7CDA1
oklch(80.9% 0.073 141.3)
-
Step 400
400
#77B36E
oklch(70.8% 0.116 141.2)
-
Step 500
500
#509F45
oklch(63.1% 0.148 141.3)
-
Step 600
600
#308923
oklch(55.6% 0.161 141.3)
-
Step 700
700
#227414
oklch(49.1% 0.15 141.2)
-
Step 800
800 (this color)
#17580C
oklch(40.4% 0.124 141.2)
-
Step 900
900
#204E19
oklch(37.8% 0.097 141.1)
-
Step 950
950
#142E10
oklch(27.2% 0.061 141.1)
#17580C 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) | #5A4F00 | 0.084 |
| Deuteranopia (no green cones) | #534A15 | 0.085 |
| Tritanopia (no blue cones) | #09554A | 0.082 |
| Achromatopsia (no color) | #4C4C4C | 0.124 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #17580C
#17580C
oklch(40.4% 0.124 141.2)
- #662D70
#662D70
oklch(40.4% 0.124 321.5)
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 #17580C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Green #02590F ΔE 0.008
- Forest #0B5509 ΔE 0.013
- Navy Green #35530A ΔE 0.030
- Dark Green #006400 ΔE 0.040
- Spruce #0A5F38 ΔE 0.046
- Pine #2B5D34 ΔE 0.048
- Bottle Green #044A05 ΔE 0.049
- Darkgreen #054907 ΔE 0.052
Use #17580C 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.