#175518
Closest named color: Forest (#0B5509). oklch(39.6% 0.112 143.3), rgb(23, 85, 24).
Aa
White text reads best on this color (8.93:1).
About this color
#175518 is a dark, moderately saturated green. In OKLCH its lightness is 40%, its chroma 0.112 and its hue 143°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Forest (#0B5509), ΔE 0.014 away. White text reads best on it, at 8.93:1.
| Hue family | Greens |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.112) |
| Temperature | in between |
| Nearest name | Forest (#0B5509) |
| Black text | 2.34:1 |
| White text | 8.93:1 |
Values
| HEX | #175518 |
| RGB | rgb(23, 85, 24) |
| HSL | hsl(121, 57%, 21%) |
| OKLCH | oklch(39.6% 0.112 143.3) |
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 #175518 | 8.93:1 | AAA | Lc -94.6 | Preferred for body text |
| Black text on #175518 | 2.34:1 | Fails | Lc 13.8 | Not readable |
| #175518 text on white | 8.93:1 | AAA | Lc 90.1 | Preferred for body text |
| #175518 text on black | 2.34:1 | Fails | Lc -12.1 | 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
#F1F8F1
oklch(97.2% 0.012 145.5)
-
Step 100
100
#E1EEE0
oklch(93.6% 0.023 143.4)
-
Step 200
200
#C8E2C6
oklch(88.6% 0.047 143.2)
-
Step 300
300
#A1CF9E
oklch(80.9% 0.083 143.2)
-
Step 400
400
#6AB667
oklch(70.7% 0.135 143.2)
-
Step 500
500
#3AA23B
oklch(63% 0.171 143.4)
-
Step 600
600
#008C12
oklch(55.5% 0.184 143.3)
-
Step 700
700
#00760D
oklch(49.1% 0.163 143.3)
-
Step 800
800
#006109
oklch(42.7% 0.141 143.3)
-
Step 900
900 (this color)
#175518
oklch(39.6% 0.112 143.3)
-
Step 950
950
#0C2F0D
oklch(27.1% 0.071 143.7)
#175518 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) | #574D10 | 0.081 |
| Deuteranopia (no green cones) | #50481E | 0.081 |
| Tritanopia (no blue cones) | #075248 | 0.071 |
| Achromatopsia (no color) | #494949 | 0.112 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #175518
#175518
oklch(39.6% 0.112 143.3)
- #622E69
#622E69
oklch(39.6% 0.112 322.8)
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 #175518, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Forest #0B5509 ΔE 0.014
- Deep Green #02590F ΔE 0.019
- Navy Green #35530A ΔE 0.027
- Bottle Green #044A05 ΔE 0.041
- Spruce #0A5F38 ΔE 0.043
- Darkgreen #054907 ΔE 0.043
- Pine #2B5D34 ΔE 0.045
- British Racing Green #05480D ΔE 0.046
Use #175518 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.