#166A29
Closest named color: Dark Green (#006400). oklch(46.1% 0.126 146.7), rgb(22, 106, 41).
Aa
White text reads best on this color (6.71:1).
About this color
#166A29 is a medium-dark, moderately saturated green. In OKLCH its lightness is 46%, its chroma 0.126 and its hue 147°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Green (#006400), ΔE 0.035 away. White text reads best on it, at 6.71:1.
| Hue family | Greens |
| Lightness | medium-dark (46%) |
| Chroma | moderately saturated (0.126) |
| Temperature | in between |
| Nearest name | Dark Green (#006400) |
| Black text | 3.12:1 |
| White text | 6.71:1 |
Values
| HEX | #166A29 |
| RGB | rgb(22, 106, 41) |
| HSL | hsl(134, 66%, 25%) |
| OKLCH | oklch(46.1% 0.126 146.7) |
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 #166A29 | 6.71:1 | AA | Lc -87.7 | Fine for body text |
| Black text on #166A29 | 3.12:1 | AA large text | Lc 21.4 | Dividers and decoration only |
| #166A29 text on white | 6.71:1 | AA | Lc 82.7 | Fine for body text |
| #166A29 text on black | 3.12:1 | AA large text | Lc -19.2 | 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 700.
-
Step 50
50
#F2F7F2
oklch(97.1% 0.008 145.5)
-
Step 100
100
#E3EDE3
oklch(93.6% 0.017 145.4)
-
Step 200
200
#CBE0CC
oklch(88.6% 0.035 146.6)
-
Step 300
300
#A8CCAA
oklch(81% 0.061 146.5)
-
Step 400
400
#77B17C
oklch(70.6% 0.098 146.5)
-
Step 500
500
#519D5B
oklch(63% 0.124 146.8)
-
Step 600
600
#318840
oklch(55.7% 0.136 146.7)
-
Step 700
700 (this color)
#166A29
oklch(46.1% 0.126 146.7)
-
Step 800
800
#1F5E2A
oklch(42.8% 0.105 146.7)
-
Step 900
900
#204D26
oklch(37.8% 0.082 146.4)
-
Step 950
950
#142D17
oklch(27% 0.051 146.6)
#166A29 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) | #6B6022 | 0.096 |
| Deuteranopia (no green cones) | #62592E | 0.097 |
| Tritanopia (no blue cones) | #00675C | 0.076 |
| Achromatopsia (no color) | #5C5C5C | 0.127 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #166A29
#166A29
oklch(46.1% 0.126 146.7)
- #7B3B7D
#7B3B7D
oklch(46.1% 0.126 326.2)
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 #166A29, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Green #006400 ΔE 0.035
- Spruce #0A5F38 ΔE 0.046
- Camouflage Green #4B6113 ΔE 0.049
- Pine #2B5D34 ΔE 0.049
- Army Green #4B5D16 ΔE 0.056
- Camo Green #526525 ΔE 0.057
- Deep Green #02590F ΔE 0.058
- Dark Olive Green #556B2F ΔE 0.063
Use #166A29 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.