#17591F
Closest named color: Deep Green (#02590F). oklch(40.9% 0.111 145), rgb(23, 89, 31).
Aa
White text reads best on this color (8.45:1).
About this color
#17591F is a dark, moderately saturated green. In OKLCH its lightness is 41%, its chroma 0.111 and its hue 145°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Deep Green (#02590F), ΔE 0.019 away. White text reads best on it, at 8.45:1.
| Hue family | Greens |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.111) |
| Temperature | in between |
| Nearest name | Deep Green (#02590F) |
| Black text | 2.48:1 |
| White text | 8.45:1 |
Values
| HEX | #17591F |
| RGB | rgb(23, 89, 31) |
| HSL | hsl(127, 59%, 22%) |
| OKLCH | oklch(40.9% 0.111 145) |
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 #17591F | 8.45:1 | AAA | Lc -93.3 | Preferred for body text |
| Black text on #17591F | 2.48:1 | Fails | Lc 15.3 | Dividers and decoration only |
| #17591F text on white | 8.45:1 | AAA | Lc 88.7 | Fine for body text |
| #17591F text on black | 2.48:1 | Fails | Lc -13.5 | 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
#E2EDE2
oklch(93.5% 0.019 145.4)
-
Step 200
200
#CBE0CB
oklch(88.5% 0.036 145.3)
-
Step 300
300
#A7CCA7
oklch(80.8% 0.065 144.9)
-
Step 400
400
#76B278
oklch(70.7% 0.104 145.1)
-
Step 500
500
#4F9E54
oklch(63.1% 0.133 145)
-
Step 600
600
#2E8838
oklch(55.5% 0.144 145.1)
-
Step 700
700
#20742A
oklch(49.3% 0.135 145)
-
Step 800
800 (this color)
#17591F
oklch(40.9% 0.111 145)
-
Step 900
900
#1F4D22
oklch(37.6% 0.087 144.8)
-
Step 950
950
#132D15
oklch(26.9% 0.054 145.5)
#17591F 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) | #5B5019 | 0.085 |
| Deuteranopia (no green cones) | #534B24 | 0.084 |
| Tritanopia (no blue cones) | #02574D | 0.068 |
| Achromatopsia (no color) | #4D4D4D | 0.112 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #17591F
#17591F
oklch(40.9% 0.111 145)
- #67316B
#67316B
oklch(40.8% 0.112 324.7)
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 #17591F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Green #02590F ΔE 0.019
- Forest #0B5509 ΔE 0.023
- Navy Green #35530A ΔE 0.029
- Spruce #0A5F38 ΔE 0.031
- Pine #2B5D34 ΔE 0.034
- Dark Green #006400 ΔE 0.046
- Bottle Green #044A05 ΔE 0.054
- Darkgreen #054907 ΔE 0.056
Use #17591F 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.