#3F511D
Closest named color: Navy Green (#35530A). oklch(40.7% 0.079 125.8), rgb(63, 81, 29).
Aa
White text reads best on this color (8.72:1).
About this color
#3F511D is a dark, moderately saturated green. In OKLCH its lightness is 41%, its chroma 0.079 and its hue 126°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Navy Green (#35530A), ΔE 0.024 away. White text reads best on it, at 8.72:1.
| Hue family | Greens |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.079) |
| Temperature | in between |
| Nearest name | Navy Green (#35530A) |
| Black text | 2.40:1 |
| White text | 8.72:1 |
Values
| HEX | #3F511D |
| RGB | rgb(63, 81, 29) |
| HSL | hsl(81, 47%, 22%) |
| OKLCH | oklch(40.7% 0.079 125.8) |
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 #3F511D | 8.72:1 | AAA | Lc -94.3 | Preferred for body text |
| Black text on #3F511D | 2.40:1 | Fails | Lc 14.1 | Not readable |
| #3F511D text on white | 8.72:1 | AAA | Lc 89.8 | Fine for body text |
| #3F511D text on black | 2.40:1 | Fails | Lc -12.4 | 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
#D5DCCA
oklch(88.4% 0.025 124.3)
-
Step 300
300
#B9C6A6
oklch(80.8% 0.046 125.4)
-
Step 400
400
#95A976
oklch(70.6% 0.074 125.6)
-
Step 500
500
#7B9452
oklch(63.1% 0.096 126)
-
Step 600
600
#647E36
oklch(55.6% 0.104 126.1)
-
Step 700
700
#536A28
oklch(49% 0.096 125.9)
-
Step 800
800 (this color)
#3F511D
oklch(40.7% 0.079 125.8)
-
Step 900
900
#394721
oklch(37.5% 0.062 125.9)
-
Step 950
950
#222A14
oklch(27.1% 0.039 125.3)
#3F511D 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) | #554C17 | 0.036 |
| Deuteranopia (no green cones) | #534B21 | 0.038 |
| Tritanopia (no blue cones) | #424D46 | 0.065 |
| Achromatopsia (no color) | #4B4B4B | 0.080 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3F511D
#3F511D
oklch(40.7% 0.079 125.8)
- #543D6C
#543D6C
oklch(40.6% 0.081 305.6)
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 #3F511D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Navy Green #35530A ΔE 0.024
- Green Brown #544E03 ΔE 0.033
- Pine #2B5D34 ΔE 0.041
- Army Green #4B5D16 ΔE 0.045
- Spruce #0A5F38 ΔE 0.055
- Forest #0B5509 ΔE 0.056
- Camouflage Green #4B6113 ΔE 0.057
- Deep Green #02590F ΔE 0.059
Use #3F511D 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.