#3F6B4E
Closest named color: Dark Olive Green (#556B2F). oklch(48.7% 0.068 154.2), rgb(63, 107, 78).
Aa
White text reads best on this color (6.13:1).
About this color
#3F6B4E is a medium-dark, muted green. In OKLCH its lightness is 49%, its chroma 0.068 and its hue 154°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Olive Green (#556B2F), ΔE 0.044 away. White text reads best on it, at 6.13:1.
| Hue family | Greens |
| Lightness | medium-dark (49%) |
| Chroma | muted (0.068) |
| Temperature | in between |
| Nearest name | Dark Olive Green (#556B2F) |
| Black text | 3.42:1 |
| White text | 6.13:1 |
Values
| HEX | #3F6B4E |
| RGB | rgb(63, 107, 78) |
| HSL | hsl(140, 26%, 33%) |
| OKLCH | oklch(48.7% 0.068 154.2) |
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 #3F6B4E | 6.13:1 | AA | Lc -85.7 | Fine for body text |
| Black text on #3F6B4E | 3.42:1 | AA large text | Lc 23.5 | Dividers and decoration only |
| #3F6B4E text on white | 6.13:1 | AA | Lc 80.5 | Fine for body text |
| #3F6B4E text on black | 3.42:1 | AA large text | Lc -21.3 | Dividers and decoration only |
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 700.
-
Step 50
50
#F3F6F4
oklch(97% 0.004 157.2)
-
Step 100
100
#E5ECE7
oklch(93.6% 0.01 155.1)
-
Step 200
200
#D0DDD4
oklch(88.5% 0.019 155.8)
-
Step 300
300
#B1C7B7
oklch(80.8% 0.033 154)
-
Step 400
400
#88AB92
oklch(70.8% 0.053 153.8)
-
Step 500
500
#699677
oklch(63.2% 0.068 154)
-
Step 600
600
#508060
oklch(55.6% 0.072 154.2)
-
Step 700
700 (this color)
#3F6B4E
oklch(48.7% 0.068 154.2)
-
Step 800
800
#355841
oklch(42.6% 0.056 154.5)
-
Step 900
900
#2F4937
oklch(37.8% 0.044 153.6)
-
Step 950
950
#1C2B20
oklch(27.2% 0.029 152.5)
#3F6B4E 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) | #6B654C | 0.060 |
| Deuteranopia (no green cones) | #646050 | 0.059 |
| Tritanopia (no blue cones) | #366A63 | 0.034 |
| Achromatopsia (no color) | #626262 | 0.069 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3F6B4E
#3F6B4E
oklch(48.7% 0.068 154.2)
- #77516F
#77516F
oklch(48.7% 0.067 334.4)
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 #3F6B4E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive Green #556B2F ΔE 0.044
- Dark Green Blue #1F6357 ΔE 0.045
- Dark Moss Green #606C38 ΔE 0.048
- Camo Green #526525 ΔE 0.049
- Dark Aquamarine #017371 ΔE 0.056
- Dark Aqua #05696B ΔE 0.057
- Pine #2B5D34 ΔE 0.059
- Deep Turquoise #017374 ΔE 0.059
Use #3F6B4E 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.