#3FA33A
Closest named color: Mid Green (#50A747). oklch(63.4% 0.171 142.5), rgb(63, 163, 58).
Aa
Black text reads best on this color (6.51:1).
About this color
#3FA33A is a medium-light, vivid green. In OKLCH its lightness is 63%, its chroma 0.171 and its hue 143°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Mid Green (#50A747), ΔE 0.023 away. Black text reads best on it, at 6.51:1.
| Hue family | Greens |
| Lightness | medium-light (63%) |
| Chroma | vivid (0.171) |
| Temperature | in between |
| Nearest name | Mid Green (#50A747) |
| Black text | 6.51:1 |
| White text | 3.22:1 |
Values
| HEX | #3FA33A |
| RGB | rgb(63, 163, 58) |
| HSL | hsl(117, 48%, 43%) |
| OKLCH | oklch(63.4% 0.171 142.5) |
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 #3FA33A | 3.22:1 | AA large text | Lc -64.5 | Content text, not long reading |
| Black text on #3FA33A | 6.51:1 | AA | Lc 44.9 | Non-text elements, placeholder text |
| #3FA33A text on white | 3.22:1 | AA large text | Lc 59.1 | Large or bold text, headings |
| #3FA33A text on black | 6.51:1 | AA | Lc -42.6 | 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
#C8E1C6
oklch(88.4% 0.045 143.2)
-
Step 300
300
#A2CF9D
oklch(80.9% 0.084 142.2)
-
Step 400
400
#6CB566
oklch(70.6% 0.133 142.4)
-
Step 500
500 (this color)
#3FA33A
oklch(63.4% 0.171 142.5)
-
Step 600
600
#098C08
oklch(55.6% 0.186 142.5)
-
Step 700
700
#007600
oklch(49% 0.167 142.5)
-
Step 800
800
#046103
oklch(42.8% 0.143 142.5)
-
Step 900
900
#134F11
oklch(37.6% 0.111 142.6)
-
Step 950
950
#0E2F0C
oklch(27.1% 0.071 142.4)
#3FA33A 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) | #A7942D | 0.123 |
| Deuteranopia (no green cones) | #9A8C43 | 0.122 |
| Tritanopia (no blue cones) | #2D9E8D | 0.110 |
| Achromatopsia (no color) | #8F8F8F | 0.172 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3FA33A
#3FA33A
oklch(63.4% 0.171 142.5)
- #B961C6
#B961C6
oklch(63.3% 0.171 322.3)
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 #3FA33A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mid Green #50A747 ΔE 0.023
- Medium Green #39AD48 ΔE 0.028
- Grassy Green #419C03 ΔE 0.031
- Grass Green #3F9B0B ΔE 0.032
- Kelly Green #02AB2E ΔE 0.034
- Grass #5CAC2D ΔE 0.039
- Leaf Green #5CA904 ΔE 0.040
- Muted Green #5FA052 ΔE 0.043
Use #3FA33A 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.