#066F2D
Closest named color: Dark Green (#006400). oklch(47.4% 0.132 148.6), rgb(6, 111, 45).
Aa
White text reads best on this color (6.32:1).
About this color
#066F2D is a medium-dark, moderately saturated green. In OKLCH its lightness is 47%, its chroma 0.132 and its hue 149°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Green (#006400), ΔE 0.044 away. White text reads best on it, at 6.32:1.
| Hue family | Greens |
| Lightness | medium-dark (47%) |
| Chroma | moderately saturated (0.132) |
| Temperature | in between |
| Nearest name | Dark Green (#006400) |
| Black text | 3.31:1 |
| White text | 6.32:1 |
Values
| HEX | #066F2D |
| RGB | rgb(6, 111, 45) |
| HSL | hsl(142, 90%, 23%) |
| OKLCH | oklch(47.4% 0.132 148.6) |
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 #066F2D | 6.32:1 | AA | Lc -86.1 | Fine for body text |
| Black text on #066F2D | 3.31:1 | AA large text | Lc 23.1 | Dividers and decoration only |
| #066F2D text on white | 6.32:1 | AA | Lc 80.9 | Fine for body text |
| #066F2D text on black | 3.31:1 | AA large text | Lc -20.9 | 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
#E2EEE3
oklch(93.7% 0.019 147.8)
-
Step 200
200
#CAE0CC
oklch(88.5% 0.036 147.9)
-
Step 300
300
#A5CDAA
oklch(81% 0.065 148.4)
-
Step 400
400
#72B27D
oklch(70.6% 0.101 148.8)
-
Step 500
500
#489F5B
oklch(63.2% 0.131 148.6)
-
Step 600
600
#228940
oklch(55.6% 0.143 148.6)
-
Step 700
700 (this color)
#066F2D
oklch(47.4% 0.132 148.6)
-
Step 800
800
#145F2A
oklch(42.8% 0.11 148.6)
-
Step 900
900
#1A4E26
oklch(37.8% 0.087 148.3)
-
Step 950
950
#112E17
oklch(27.1% 0.055 148.5)
#066F2D 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) | #706427 | 0.106 |
| Deuteranopia (no green cones) | #655D32 | 0.104 |
| Tritanopia (no blue cones) | #006D60 | 0.075 |
| Achromatopsia (no color) | #606060 | 0.133 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #066F2D
#066F2D
oklch(47.4% 0.132 148.6)
- #823C80
#823C80
oklch(47.4% 0.132 328.5)
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 #066F2D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Green #006400 ΔE 0.044
- Tree Green #2A7E19 ΔE 0.058
- Spruce #0A5F38 ΔE 0.058
- Camouflage Green #4B6113 ΔE 0.059
- Jungle Green #048243 ΔE 0.059
- Camo Green #526525 ΔE 0.062
- Pine #2B5D34 ΔE 0.062
- Dark Olive Green #556B2F ΔE 0.064
Use #066F2D 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.