#066518
Closest named color: Dark Green (#006400). oklch(44.1% 0.137 144.7), rgb(6, 101, 24).
Aa
White text reads best on this color (7.28:1).
About this color
#066518 is a dark, moderately saturated green. In OKLCH its lightness is 44%, its chroma 0.137 and its hue 145°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Green (#006400), ΔE 0.014 away. White text reads best on it, at 7.28:1.
| Hue family | Greens |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.137) |
| Temperature | in between |
| Nearest name | Dark Green (#006400) |
| Black text | 2.88:1 |
| White text | 7.28:1 |
Values
| HEX | #066518 |
| RGB | rgb(6, 101, 24) |
| HSL | hsl(131, 89%, 21%) |
| OKLCH | oklch(44.1% 0.137 144.7) |
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 #066518 | 7.28:1 | AAA | Lc -89.6 | Fine for body text |
| Black text on #066518 | 2.88:1 | Fails | Lc 19.3 | Dividers and decoration only |
| #066518 text on white | 7.28:1 | AAA | Lc 84.7 | Fine for body text |
| #066518 text on black | 2.88:1 | Fails | Lc -17.3 | 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
#F1F7F1
oklch(97% 0.01 145.5)
-
Step 100
100
#E1EEE1
oklch(93.6% 0.022 145.4)
-
Step 200
200
#C8E1C7
oklch(88.4% 0.044 144.2)
-
Step 300
300
#A1CFA1
oklch(81% 0.08 144.8)
-
Step 400
400
#6AB56D
oklch(70.6% 0.127 144.9)
-
Step 500
500
#3BA243
oklch(63.1% 0.164 144.6)
-
Step 600
600
#008C21
oklch(55.6% 0.177 144.7)
-
Step 700
700
#00761B
oklch(49.2% 0.156 144.8)
-
Step 800
800 (this color)
#066518
oklch(44.1% 0.137 144.7)
-
Step 900
900
#114F18
oklch(37.6% 0.106 144.7)
-
Step 950
950
#0D2F0F
oklch(27.1% 0.068 144.4)
#066518 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) | #675B0B | 0.100 |
| Deuteranopia (no green cones) | #5D5420 | 0.100 |
| Tritanopia (no blue cones) | #006256 | 0.086 |
| Achromatopsia (no color) | #565656 | 0.137 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #066518
#066518
oklch(44.1% 0.137 144.7)
- #77327C
#77327C
oklch(44.2% 0.137 324.9)
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 #066518, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Green #006400 ΔE 0.014
- Deep Green #02590F ΔE 0.039
- Spruce #0A5F38 ΔE 0.046
- Forest #0B5509 ΔE 0.051
- Pine #2B5D34 ΔE 0.052
- Camouflage Green #4B6113 ΔE 0.056
- Navy Green #35530A ΔE 0.059
- Army Green #4B5D16 ΔE 0.060
Use #066518 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.