#3F643E
Closest named color: Pine (#2B5D34). oklch(46.4% 0.074 143.7), rgb(63, 100, 62).
Aa
White text reads best on this color (6.76:1).
About this color
#3F643E is a medium-dark, moderately saturated green. In OKLCH its lightness is 46%, its chroma 0.074 and its hue 144°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Pine (#2B5D34), ΔE 0.035 away. White text reads best on it, at 6.76:1.
| Hue family | Greens |
| Lightness | medium-dark (46%) |
| Chroma | moderately saturated (0.074) |
| Temperature | in between |
| Nearest name | Pine (#2B5D34) |
| Black text | 3.10:1 |
| White text | 6.76:1 |
Values
| HEX | #3F643E |
| RGB | rgb(63, 100, 62) |
| HSL | hsl(118, 23%, 32%) |
| OKLCH | oklch(46.4% 0.074 143.7) |
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 #3F643E | 6.76:1 | AA | Lc -88.3 | Fine for body text |
| Black text on #3F643E | 3.10:1 | AA large text | Lc 20.8 | Dividers and decoration only |
| #3F643E text on white | 6.76:1 | AA | Lc 83.2 | Fine for body text |
| #3F643E text on black | 3.10:1 | AA large text | Lc -18.7 | 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
#F4F6F3
oklch(97.1% 0.004 134.8)
-
Step 100
100
#E6ECE5
oklch(93.7% 0.011 141.3)
-
Step 200
200
#D2DDD1
oklch(88.6% 0.02 143)
-
Step 300
300
#B3C7B2
oklch(80.9% 0.036 143.9)
-
Step 400
400
#8CAA8A
oklch(70.6% 0.057 143.3)
-
Step 500
500
#6F956D
oklch(63% 0.072 143.4)
-
Step 600
600
#568055
oklch(55.7% 0.08 143.9)
-
Step 700
700 (this color)
#3F643E
oklch(46.4% 0.074 143.7)
-
Step 800
800
#3A5839
oklch(42.8% 0.062 143.7)
-
Step 900
900
#324831
oklch(37.6% 0.047 143.5)
-
Step 950
950
#1E2A1D
oklch(26.9% 0.029 142.8)
#3F643E 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) | #665D3B | 0.057 |
| Deuteranopia (no green cones) | #605A40 | 0.055 |
| Tritanopia (no blue cones) | #3B625A | 0.045 |
| Achromatopsia (no color) | #5B5B5B | 0.074 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3F643E
#3F643E
oklch(46.4% 0.074 143.7)
- #6E4B71
#6E4B71
oklch(46.6% 0.074 324)
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 #3F643E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pine #2B5D34 ΔE 0.035
- Camo Green #526525 ΔE 0.036
- Army Green #4B5D16 ΔE 0.042
- Camouflage Green #4B6113 ΔE 0.043
- Dark Olive Green #556B2F ΔE 0.043
- Dark Green Blue #1F6357 ΔE 0.045
- Spruce #0A5F38 ΔE 0.048
- Dark Moss Green #606C38 ΔE 0.054
Use #3F643E 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.