#3F571F
Closest named color: Navy Green (#35530A). oklch(42.4% 0.087 129.1), rgb(63, 87, 31).
Aa
White text reads best on this color (8.09:1).
About this color
#3F571F is a dark, moderately saturated green. In OKLCH its lightness is 42%, its chroma 0.087 and its hue 129°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Navy Green (#35530A), ΔE 0.026 away. White text reads best on it, at 8.09:1.
| Hue family | Greens |
| Lightness | dark (42%) |
| Chroma | moderately saturated (0.087) |
| Temperature | in between |
| Nearest name | Navy Green (#35530A) |
| Black text | 2.59:1 |
| White text | 8.09:1 |
Values
| HEX | #3F571F |
| RGB | rgb(63, 87, 31) |
| HSL | hsl(86, 47%, 23%) |
| OKLCH | oklch(42.4% 0.087 129.1) |
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 #3F571F | 8.09:1 | AAA | Lc -92.6 | Preferred for body text |
| Black text on #3F571F | 2.59:1 | Fails | Lc 16.1 | Dividers and decoration only |
| #3F571F text on white | 8.09:1 | AAA | Lc 87.9 | Fine for body text |
| #3F571F text on black | 2.59:1 | Fails | Lc -14.2 | Not readable |
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
#F4F6F2
oklch(97.1% 0.006 128.5)
-
Step 100
100
#E7ECE2
oklch(93.7% 0.014 128.6)
-
Step 200
200
#D3DDCA
oklch(88.5% 0.028 129.8)
-
Step 300
300
#B6C8A5
oklch(81% 0.052 129.7)
-
Step 400
400
#91AB74
oklch(70.7% 0.082 128.9)
-
Step 500
500
#76964F
oklch(63.2% 0.105 128.9)
-
Step 600
600
#5E8032
oklch(55.6% 0.113 129.3)
-
Step 700
700
#4E6C25
oklch(49.2% 0.105 129.1)
-
Step 800
800 (this color)
#3F571F
oklch(42.4% 0.087 129.1)
-
Step 900
900
#364820
oklch(37.6% 0.066 129.1)
-
Step 950
950
#202B13
oklch(27.2% 0.044 129.1)
#3F571F 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) | #5B5119 | 0.044 |
| Deuteranopia (no green cones) | #584F23 | 0.046 |
| Tritanopia (no blue cones) | #41534B | 0.068 |
| Achromatopsia (no color) | #505050 | 0.087 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3F571F
#3F571F
oklch(42.4% 0.087 129.1)
- #5C4072
#5C4072
oklch(42.4% 0.087 308.9)
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 #3F571F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Navy Green #35530A ΔE 0.026
- Army Green #4B5D16 ΔE 0.028
- Pine #2B5D34 ΔE 0.029
- Green Brown #544E03 ΔE 0.038
- Camouflage Green #4B6113 ΔE 0.040
- Spruce #0A5F38 ΔE 0.046
- Camo Green #526525 ΔE 0.054
- Deep Green #02590F ΔE 0.055
Use #3F571F 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.