#3F563B
Closest named color: Pine (#2B5D34). oklch(42.6% 0.052 140.9), rgb(63, 86, 59).
Aa
White text reads best on this color (8.05:1).
About this color
#3F563B is a dark, muted green. In OKLCH its lightness is 43%, its chroma 0.052 and its hue 141°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Pine (#2B5D34), ΔE 0.036 away. White text reads best on it, at 8.05:1.
| Hue family | Greens |
| Lightness | dark (43%) |
| Chroma | muted (0.052) |
| Temperature | in between |
| Nearest name | Pine (#2B5D34) |
| Black text | 2.60:1 |
| White text | 8.05:1 |
Values
| HEX | #3F563B |
| RGB | rgb(63, 86, 59) |
| HSL | hsl(111, 19%, 28%) |
| OKLCH | oklch(42.6% 0.052 140.9) |
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 #3F563B | 8.05:1 | AAA | Lc -92.5 | Preferred for body text |
| Black text on #3F563B | 2.60:1 | Fails | Lc 16.1 | Dividers and decoration only |
| #3F563B text on white | 8.05:1 | AAA | Lc 87.9 | Fine for body text |
| #3F563B text on black | 2.60:1 | Fails | Lc -14.3 | 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
#F4F6F4
oklch(97.1% 0.003 145.5)
-
Step 100
100
#E7EBE6
oklch(93.6% 0.008 139.4)
-
Step 200
200
#D3DCD2
oklch(88.5% 0.017 142.6)
-
Step 300
300
#B6C6B4
oklch(80.9% 0.03 142.1)
-
Step 400
400
#91A98C
oklch(70.8% 0.049 140.3)
-
Step 500
500
#759370
oklch(63% 0.062 141.1)
-
Step 600
600
#5D7D58
oklch(55.5% 0.067 141.2)
-
Step 700
700
#4D6A48
oklch(49.2% 0.063 140.9)
-
Step 800
800 (this color)
#3F563B
oklch(42.6% 0.052 140.9)
-
Step 900
900
#364733
oklch(37.7% 0.04 140.8)
-
Step 950
950
#202A1E
oklch(27.1% 0.026 140.4)
#3F563B 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) | #585139 | 0.039 |
| Deuteranopia (no green cones) | #544F3C | 0.038 |
| Tritanopia (no blue cones) | #3E544F | 0.035 |
| Achromatopsia (no color) | #505050 | 0.052 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3F563B
#3F563B
oklch(42.6% 0.052 140.9)
- #5C4560
#5C4560
oklch(42.5% 0.053 321.4)
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 #3F563B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pine #2B5D34 ΔE 0.036
- Dark Slate Gray #2F4F4F ΔE 0.049
- Spruce #0A5F38 ΔE 0.051
- Dark Green Blue #1F6357 ΔE 0.052
- Army Green #4B5D16 ΔE 0.055
- Green Brown #544E03 ΔE 0.055
- Dark Blue Green #005249 ΔE 0.057
- Navy Green #35530A ΔE 0.057
Use #3F563B 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.