#3F9C4E
Closest named color: Muted Green (#5FA052). oklch(61.8% 0.144 146.7), rgb(63, 156, 78).
Aa
Black text reads best on this color (6.07:1).
About this color
#3F9C4E is a medium-dark, vivid green. In OKLCH its lightness is 62%, its chroma 0.144 and its hue 147°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Muted Green (#5FA052), ΔE 0.033 away. Black text reads best on it, at 6.07:1.
| Hue family | Greens |
| Lightness | medium-dark (62%) |
| Chroma | vivid (0.144) |
| Temperature | in between |
| Nearest name | Muted Green (#5FA052) |
| Black text | 6.07:1 |
| White text | 3.45:1 |
Values
| HEX | #3F9C4E |
| RGB | rgb(63, 156, 78) |
| HSL | hsl(130, 42%, 43%) |
| OKLCH | oklch(61.8% 0.144 146.7) |
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 #3F9C4E | 3.45:1 | AA large text | Lc -67.3 | Content text, not long reading |
| Black text on #3F9C4E | 6.07:1 | AA | Lc 42.3 | Non-text elements, placeholder text |
| #3F9C4E text on white | 3.45:1 | AA large text | Lc 61.8 | Content text, not long reading |
| #3F9C4E text on black | 6.07:1 | AA | Lc -39.9 | Non-text elements, placeholder text |
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 500.
-
Step 50
50
#F2F7F2
oklch(97.1% 0.008 145.5)
-
Step 100
100
#E1EEE2
oklch(93.6% 0.021 147.6)
-
Step 200
200
#C9E1CA
oklch(88.6% 0.04 146.4)
-
Step 300
300
#A3CDA6
oklch(80.8% 0.07 146.8)
-
Step 400
400
#6FB476
oklch(70.8% 0.114 146.6)
-
Step 500
500 (this color)
#3F9C4E
oklch(61.8% 0.144 146.7)
-
Step 600
600
#198A35
oklch(55.5% 0.156 146.7)
-
Step 700
700
#047527
oklch(49% 0.145 146.7)
-
Step 800
800
#0E6022
oklch(42.9% 0.121 146.6)
-
Step 900
900
#174E21
oklch(37.6% 0.093 146.7)
-
Step 950
950
#0F2E14
oklch(27% 0.06 146.9)
#3F9C4E 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) | #9E8F48 | 0.113 |
| Deuteranopia (no green cones) | #928753 | 0.111 |
| Tritanopia (no blue cones) | #2A998A | 0.085 |
| Achromatopsia (no color) | #8A8A8A | 0.145 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3F9C4E
#3F9C4E
oklch(61.8% 0.144 146.7)
- #B263B3
#B263B3
oklch(61.8% 0.145 326.7)
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 #3F9C4E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Muted Green #5FA052 ΔE 0.033
- Light Forest Green #4F9153 ΔE 0.037
- Mid Green #50A747 ΔE 0.039
- Flat Green #699D4C ΔE 0.039
- Fern Green #548D44 ΔE 0.043
- Kelley Green #009337 ΔE 0.047
- Jade #1FA774 ΔE 0.047
- Grass Green #3F9B0B ΔE 0.049
Use #3F9C4E 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.