#3FA22B
Closest named color: Grassy Green (#419C03). oklch(63% 0.18 140.6), rgb(63, 162, 43).
Aa
Black text reads best on this color (6.41:1).
About this color
#3FA22B is a medium-light, vivid green. In OKLCH its lightness is 63%, its chroma 0.180 and its hue 141°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grassy Green (#419C03), ΔE 0.021 away. Black text reads best on it, at 6.41:1.
| Hue family | Greens |
| Lightness | medium-light (63%) |
| Chroma | vivid (0.180) |
| Temperature | in between |
| Nearest name | Grassy Green (#419C03) |
| Black text | 6.41:1 |
| White text | 3.27:1 |
Values
| HEX | #3FA22B |
| RGB | rgb(63, 162, 43) |
| HSL | hsl(110, 58%, 40%) |
| OKLCH | oklch(63% 0.18 140.6) |
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 #3FA22B | 3.27:1 | AA large text | Lc -65.1 | Content text, not long reading |
| Black text on #3FA22B | 6.41:1 | AA | Lc 44.4 | Non-text elements, placeholder text |
| #3FA22B text on white | 3.27:1 | AA large text | Lc 59.7 | Large or bold text, headings |
| #3FA22B text on black | 6.41:1 | AA | Lc -42.0 | 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
#F1F8F0
oklch(97.2% 0.013 141.8)
-
Step 100
100
#E1EEDF
oklch(93.5% 0.024 141.5)
-
Step 200
200
#C8E2C3
oklch(88.5% 0.05 140.6)
-
Step 300
300
#A2CF9A
oklch(80.9% 0.087 140.8)
-
Step 400
400
#6DB65F
oklch(70.8% 0.141 140.5)
-
Step 500
500 (this color)
#3FA22B
oklch(63% 0.18 140.6)
-
Step 600
600
#228B00
oklch(55.6% 0.182 140.6)
-
Step 700
700
#1B7500
oklch(49.1% 0.16 140.7)
-
Step 800
800
#146000
oklch(42.7% 0.14 140.7)
-
Step 900
900
#145006
oklch(37.8% 0.118 140.7)
-
Step 950
950
#0E2F08
oklch(27.1% 0.075 140.8)
#3FA22B 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) | #A69316 | 0.122 |
| Deuteranopia (no green cones) | #9A8B37 | 0.123 |
| Tritanopia (no blue cones) | #319D8B | 0.120 |
| Achromatopsia (no color) | #8E8E8E | 0.181 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3FA22B
#3FA22B
oklch(63% 0.18 140.6)
- #B85ECA
#B85ECA
oklch(63% 0.179 320.7)
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 #3FA22B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grassy Green #419C03 ΔE 0.021
- Grass Green #3F9B0B ΔE 0.023
- Kelly Green #02AB2E ΔE 0.030
- Mid Green #50A747 ΔE 0.032
- Medium Green #39AD48 ΔE 0.034
- Leaf Green #5CA904 ΔE 0.036
- Grass #5CAC2D ΔE 0.040
- Irish Green #019529 ΔE 0.050
Use #3FA22B 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.