#3FA241
Closest named color: Mid Green (#50A747). oklch(63.2% 0.164 143.6), rgb(63, 162, 65).
Aa
Black text reads best on this color (6.45:1).
About this color
#3FA241 is a medium-light, vivid green. In OKLCH its lightness is 63%, its chroma 0.164 and its hue 144°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Mid Green (#50A747), ΔE 0.022 away. Black text reads best on it, at 6.45:1.
| Hue family | Greens |
| Lightness | medium-light (63%) |
| Chroma | vivid (0.164) |
| Temperature | in between |
| Nearest name | Mid Green (#50A747) |
| Black text | 6.45:1 |
| White text | 3.25:1 |
Values
| HEX | #3FA241 |
| RGB | rgb(63, 162, 65) |
| HSL | hsl(121, 44%, 44%) |
| OKLCH | oklch(63.2% 0.164 143.6) |
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 #3FA241 | 3.25:1 | AA large text | Lc -64.9 | Content text, not long reading |
| Black text on #3FA241 | 6.45:1 | AA | Lc 44.6 | Non-text elements, placeholder text |
| #3FA241 text on white | 3.25:1 | AA large text | Lc 59.5 | Large or bold text, headings |
| #3FA241 text on black | 6.45:1 | AA | Lc -42.3 | 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
#F1F7F1
oklch(97% 0.01 145.5)
-
Step 100
100
#E1EEE0
oklch(93.6% 0.023 143.4)
-
Step 200
200
#C8E1C7
oklch(88.4% 0.044 144.2)
-
Step 300
300
#A2CFA0
oklch(81% 0.081 143.7)
-
Step 400
400
#6CB56B
oklch(70.7% 0.128 143.8)
-
Step 500
500 (this color)
#3FA241
oklch(63.2% 0.164 143.6)
-
Step 600
600
#0C8C1B
oklch(55.7% 0.178 143.6)
-
Step 700
700
#007611
oklch(49.1% 0.161 143.6)
-
Step 800
800
#05610F
oklch(42.8% 0.138 143.6)
-
Step 900
900
#144F16
oklch(37.7% 0.106 143.6)
-
Step 950
950
#0E2F0E
oklch(27.2% 0.069 143.4)
#3FA241 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) | #A59437 | 0.120 |
| Deuteranopia (no green cones) | #998B49 | 0.121 |
| Tritanopia (no blue cones) | #2C9E8D | 0.103 |
| Achromatopsia (no color) | #8F8F8F | 0.165 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3FA241
#3FA241
oklch(63.2% 0.164 143.6)
- #B862C1
#B862C1
oklch(63.1% 0.164 323.7)
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 #3FA241, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mid Green #50A747 ΔE 0.022
- Medium Green #39AD48 ΔE 0.031
- Grass Green #3F9B0B ΔE 0.035
- Grassy Green #419C03 ΔE 0.035
- Muted Green #5FA052 ΔE 0.037
- Kelly Green #02AB2E ΔE 0.041
- Fern #63A950 ΔE 0.043
- Grass #5CAC2D ΔE 0.044
Use #3FA241 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.