#3F583E
Closest named color: Pine (#2B5D34). oklch(43.2% 0.052 143.7), rgb(63, 88, 62).
Aa
White text reads best on this color (7.84:1).
About this color
#3F583E is a dark, muted green. In OKLCH its lightness is 43%, its chroma 0.052 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 7.84:1.
| Hue family | Greens |
| Lightness | dark (43%) |
| Chroma | muted (0.052) |
| Temperature | in between |
| Nearest name | Pine (#2B5D34) |
| Black text | 2.67:1 |
| White text | 7.84:1 |
Values
| HEX | #3F583E |
| RGB | rgb(63, 88, 62) |
| HSL | hsl(118, 17%, 29%) |
| OKLCH | oklch(43.2% 0.052 143.7) |
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 #3F583E | 7.84:1 | AAA | Lc -91.9 | Preferred for body text |
| Black text on #3F583E | 2.67:1 | Fails | Lc 16.8 | Dividers and decoration only |
| #3F583E text on white | 7.84:1 | AAA | Lc 87.2 | Fine for body text |
| #3F583E 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
#F4F6F4
oklch(97.1% 0.003 145.5)
-
Step 100
100
#E6EBE6
oklch(93.5% 0.009 145.5)
-
Step 200
200
#D3DCD2
oklch(88.5% 0.017 142.6)
-
Step 300
300
#B5C6B4
oklch(80.8% 0.031 143.7)
-
Step 400
400
#8FA98E
oklch(70.7% 0.048 144.1)
-
Step 500
500
#739472
oklch(63.2% 0.062 144.1)
-
Step 600
600
#5B7E5A
oklch(55.6% 0.068 143.9)
-
Step 700
700
#4B6A4A
oklch(49.1% 0.062 143.8)
-
Step 800
800 (this color)
#3F583E
oklch(43.2% 0.052 143.7)
-
Step 900
900
#354734
oklch(37.6% 0.039 143.4)
-
Step 950
950
#1F2A1E
oklch(27.1% 0.027 142.7)
#3F583E 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) | #59533C | 0.040 |
| Deuteranopia (no green cones) | #55513F | 0.038 |
| Tritanopia (no blue cones) | #3D5651 | 0.033 |
| Achromatopsia (no color) | #525252 | 0.052 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3F583E
#3F583E
oklch(43.2% 0.052 143.7)
- #5F4761
#5F4761
oklch(43.3% 0.052 323.9)
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 #3F583E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pine #2B5D34 ΔE 0.035
- Dark Green Blue #1F6357 ΔE 0.046
- Spruce #0A5F38 ΔE 0.050
- Dark Slate Gray #2F4F4F ΔE 0.051
- Army Green #4B5D16 ΔE 0.054
- Dark Blue Green #005249 ΔE 0.059
- Green Brown #544E03 ΔE 0.059
- Navy Green #35530A ΔE 0.061
Use #3F583E 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.