#166141
Closest named color: Spruce (#0A5F38). oklch(43.9% 0.089 160.2), rgb(22, 97, 65).
Aa
White text reads best on this color (7.44:1).
About this color
#166141 is a dark, moderately saturated green. In OKLCH its lightness is 44%, its chroma 0.089 and its hue 160°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Spruce (#0A5F38), ΔE 0.015 away. White text reads best on it, at 7.44:1.
| Hue family | Greens |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.089) |
| Temperature | in between |
| Nearest name | Spruce (#0A5F38) |
| Black text | 2.82:1 |
| White text | 7.44:1 |
Values
| HEX | #166141 |
| RGB | rgb(22, 97, 65) |
| HSL | hsl(154, 63%, 23%) |
| OKLCH | oklch(43.9% 0.089 160.2) |
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 #166141 | 7.44:1 | AAA | Lc -90.4 | Preferred for body text |
| Black text on #166141 | 2.82:1 | Fails | Lc 18.5 | Dividers and decoration only |
| #166141 text on white | 7.44:1 | AAA | Lc 85.5 | Fine for body text |
| #166141 text on black | 2.82:1 | Fails | Lc -16.5 | Dividers and decoration only |
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
#F2F7F4
oklch(97.2% 0.007 160.1)
-
Step 100
100
#E2EDE6
oklch(93.6% 0.015 158.2)
-
Step 200
200
#CADFD3
oklch(88.5% 0.028 160.8)
-
Step 300
300
#A4CCB5
oklch(81% 0.053 159.7)
-
Step 400
400
#71B18F
oklch(70.7% 0.083 160.1)
-
Step 500
500
#469D73
oklch(63.1% 0.106 160.1)
-
Step 600
600
#1D885B
oklch(55.7% 0.117 159.8)
-
Step 700
700
#0A734B
oklch(49.1% 0.108 160)
-
Step 800
800 (this color)
#166141
oklch(43.9% 0.089 160.2)
-
Step 900
900
#184D35
oklch(37.8% 0.07 160.4)
-
Step 950
950
#102D1F
oklch(27% 0.044 160.3)
#166141 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) | #60593F | 0.085 |
| Deuteranopia (no green cones) | #565243 | 0.082 |
| Tritanopia (no blue cones) | #006159 | 0.038 |
| Achromatopsia (no color) | #555555 | 0.090 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #166141
#166141
oklch(43.9% 0.089 160.2)
- #723D62
#723D62
oklch(43.9% 0.09 339.5)
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 #166141, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Spruce #0A5F38 ΔE 0.015
- Pine #2B5D34 ΔE 0.020
- Dark Green Blue #1F6357 ΔE 0.035
- Dark Blue Green #005249 ΔE 0.058
- Army Green #4B5D16 ΔE 0.061
- Deep Green #02590F ΔE 0.061
- Navy Green #35530A ΔE 0.062
- Dark Aqua #05696B ΔE 0.064
Use #166141 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.