#3F583B
Closest named color: Pine (#2B5D34). oklch(43.1% 0.056 141.1), rgb(63, 88, 59).
Aa
White text reads best on this color (7.86:1).
About this color
#3F583B is a dark, muted green. In OKLCH its lightness is 43%, its chroma 0.056 and its hue 141°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Pine (#2B5D34), ΔE 0.032 away. White text reads best on it, at 7.86:1.
| Hue family | Greens |
| Lightness | dark (43%) |
| Chroma | muted (0.056) |
| Temperature | in between |
| Nearest name | Pine (#2B5D34) |
| Black text | 2.67:1 |
| White text | 7.86:1 |
Values
| HEX | #3F583B |
| RGB | rgb(63, 88, 59) |
| HSL | hsl(112, 20%, 29%) |
| OKLCH | oklch(43.1% 0.056 141.1) |
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 #3F583B | 7.86:1 | AAA | Lc -92.0 | Preferred for body text |
| Black text on #3F583B | 2.67:1 | Fails | Lc 16.8 | Dividers and decoration only |
| #3F583B text on white | 7.86:1 | AAA | Lc 87.3 | Fine for body text |
| #3F583B text on black | 2.67:1 | Fails | Lc -14.9 | 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
#F4F6F3
oklch(97.1% 0.004 134.8)
-
Step 100
100
#E6EBE6
oklch(93.5% 0.009 145.5)
-
Step 200
200
#D3DCD1
oklch(88.5% 0.018 140)
-
Step 300
300
#B6C6B3
oklch(80.9% 0.032 140.7)
-
Step 400
400
#8FA98B
oklch(70.7% 0.052 141.4)
-
Step 500
500
#73946E
oklch(63.1% 0.067 141.3)
-
Step 600
600
#5C7E56
oklch(55.6% 0.072 140.8)
-
Step 700
700
#4B6A46
oklch(49% 0.067 141.1)
-
Step 800
800 (this color)
#3F583B
oklch(43.1% 0.056 141.1)
-
Step 900
900
#354732
oklch(37.6% 0.042 141)
-
Step 950
950
#1F2A1D
oklch(27% 0.028 140.7)
#3F583B 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) | #5A5339 | 0.042 |
| Deuteranopia (no green cones) | #56513D | 0.040 |
| Tritanopia (no blue cones) | #3D5650 | 0.036 |
| Achromatopsia (no color) | #525252 | 0.056 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3F583B
#3F583B
oklch(43.1% 0.056 141.1)
- #5E4663
#5E4663
oklch(43.1% 0.056 320.5)
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 #3F583B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pine #2B5D34 ΔE 0.032
- Spruce #0A5F38 ΔE 0.048
- Dark Green Blue #1F6357 ΔE 0.049
- Army Green #4B5D16 ΔE 0.050
- Dark Slate Gray #2F4F4F ΔE 0.054
- Green Brown #544E03 ΔE 0.056
- Navy Green #35530A ΔE 0.056
- Camouflage Green #4B6113 ΔE 0.060
Use #3F583B 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.