#066C25
Closest named color: Dark Green (#006400). oklch(46.4% 0.136 146.9), rgb(6, 108, 37).
Aa
White text reads best on this color (6.60:1).
About this color
#066C25 is a medium-dark, moderately saturated green. In OKLCH its lightness is 46%, its chroma 0.136 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 0.032 away. White text reads best on it, at 6.60:1.
| Hue family | Greens |
| Lightness | medium-dark (46%) |
| Chroma | moderately saturated (0.136) |
| Temperature | in between |
| Nearest name | Dark Green (#006400) |
| Black text | 3.17:1 |
| White text | 6.60:1 |
Values
| HEX | #066C25 |
| RGB | rgb(6, 108, 37) |
| HSL | hsl(138, 89%, 22%) |
| OKLCH | oklch(46.4% 0.136 146.9) |
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 #066C25 | 6.60:1 | AA | Lc -87.2 | Fine for body text |
| Black text on #066C25 | 3.17:1 | AA large text | Lc 22.0 | Dividers and decoration only |
| #066C25 text on white | 6.60:1 | AA | Lc 82.1 | Fine for body text |
| #066C25 text on black | 3.17:1 | AA large text | Lc -19.8 | 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
#CAE0CB
oklch(88.5% 0.037 146.5)
-
Step 300
300
#A5CDA8
oklch(80.9% 0.067 146.9)
-
Step 400
400
#73B27A
oklch(70.6% 0.104 147.1)
-
Step 500
500
#4A9F57
oklch(63.2% 0.134 146.9)
-
Step 600
600
#26893B
oklch(55.6% 0.146 146.9)
-
Step 700
700 (this color)
#066C25
oklch(46.4% 0.136 146.9)
-
Step 800
800
#175F26
oklch(42.8% 0.113 146.7)
-
Step 900
900
#1B4E24
oklch(37.8% 0.088 147)
-
Step 950
950
#122E16
oklch(27.2% 0.055 146.9)
#066C25 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) | #6D611D | 0.104 |
| Deuteranopia (no green cones) | #635A2B | 0.104 |
| Tritanopia (no blue cones) | #00695D | 0.082 |
| Achromatopsia (no color) | #5D5D5D | 0.136 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #066C25
#066C25
oklch(46.4% 0.136 146.9)
- #7F3880
#7F3880
oklch(46.4% 0.136 327)
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 #066C25, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Green #006400 ΔE 0.032
- Spruce #0A5F38 ΔE 0.054
- Camouflage Green #4B6113 ΔE 0.056
- Pine #2B5D34 ΔE 0.059
- Deep Green #02590F ΔE 0.061
- Army Green #4B5D16 ΔE 0.063
- Camo Green #526525 ΔE 0.064
- Tree Green #2A7E19 ΔE 0.064
Use #066C25 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.