#3F663F
Closest named color: Camo Green (#526525). oklch(47% 0.076 144.2), rgb(63, 102, 63).
Aa
White text reads best on this color (6.59:1).
About this color
#3F663F is a medium-dark, moderately saturated green. In OKLCH its lightness is 47%, its chroma 0.076 and its hue 144°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Camo Green (#526525), ΔE 0.034 away. White text reads best on it, at 6.59:1.
| Hue family | Greens |
| Lightness | medium-dark (47%) |
| Chroma | moderately saturated (0.076) |
| Temperature | in between |
| Nearest name | Camo Green (#526525) |
| Black text | 3.18:1 |
| White text | 6.59:1 |
Values
| HEX | #3F663F |
| RGB | rgb(63, 102, 63) |
| HSL | hsl(120, 24%, 32%) |
| OKLCH | oklch(47% 0.076 144.2) |
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 #3F663F | 6.59:1 | AA | Lc -87.6 | Fine for body text |
| Black text on #3F663F | 3.18:1 | AA large text | Lc 21.5 | Dividers and decoration only |
| #3F663F text on white | 6.59:1 | AA | Lc 82.5 | Fine for body text |
| #3F663F text on black | 3.18:1 | AA large text | Lc -19.4 | 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
#F3F6F3
oklch(97% 0.005 145.5)
-
Step 100
100
#E6ECE5
oklch(93.7% 0.011 141.3)
-
Step 200
200
#D1DDD1
oklch(88.5% 0.021 145.4)
-
Step 300
300
#B3C7B2
oklch(80.9% 0.036 143.9)
-
Step 400
400
#8BAB8A
oklch(70.8% 0.059 144.1)
-
Step 500
500
#6D966D
oklch(63.2% 0.076 144.6)
-
Step 600
600
#558054
oklch(55.6% 0.082 143.9)
-
Step 700
700 (this color)
#3F663F
oklch(47% 0.076 144.2)
-
Step 800
800
#395839
oklch(42.7% 0.062 144.4)
-
Step 900
900
#314931
oklch(37.8% 0.05 144.5)
-
Step 950
950
#1D2B1D
oklch(27.2% 0.032 144.6)
#3F663F 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) | #685F3C | 0.059 |
| Deuteranopia (no green cones) | #625B41 | 0.058 |
| Tritanopia (no blue cones) | #3B645C | 0.047 |
| Achromatopsia (no color) | #5D5D5D | 0.076 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3F663F
#3F663F
oklch(47% 0.076 144.2)
- #704C73
#704C73
oklch(47.1% 0.075 324)
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 #3F663F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Camo Green #526525 ΔE 0.034
- Dark Olive Green #556B2F ΔE 0.039
- Pine #2B5D34 ΔE 0.040
- Camouflage Green #4B6113 ΔE 0.043
- Army Green #4B5D16 ΔE 0.044
- Dark Green Blue #1F6357 ΔE 0.047
- Dark Moss Green #606C38 ΔE 0.050
- Spruce #0A5F38 ΔE 0.051
Use #3F663F 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.