#3FC034
Closest named color: Frog Green (#58BC08). oklch(71.1% 0.209 142), rgb(63, 192, 52).
Aa
Black text reads best on this color (8.80:1).
About this color
#3FC034 is a medium-light, vivid green. In OKLCH its lightness is 71%, its chroma 0.209 and its hue 142°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Frog Green (#58BC08), ΔE 0.020 away. Black text reads best on it, at 8.80:1.
| Hue family | Greens |
| Lightness | medium-light (71%) |
| Chroma | vivid (0.209) |
| Temperature | in between |
| Nearest name | Frog Green (#58BC08) |
| Black text | 8.80:1 |
| White text | 2.38:1 |
Values
| HEX | #3FC034 |
| RGB | rgb(63, 192, 52) |
| HSL | hsl(115, 57%, 48%) |
| OKLCH | oklch(71.1% 0.209 142) |
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 #3FC034 | 2.38:1 | Fails | Lc -51.5 | Large or bold text, headings |
| Black text on #3FC034 | 8.80:1 | AAA | Lc 57.5 | Large or bold text, headings |
| #3FC034 text on white | 2.38:1 | Fails | Lc 46.5 | Large or bold text, headings |
| #3FC034 text on black | 8.80:1 | AAA | Lc -55.5 | Large or bold text, headings |
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 400.
-
Step 50
50
#EFF9EE
oklch(97.2% 0.018 142.8)
-
Step 100
100
#DCF1DA
oklch(93.6% 0.038 142.8)
-
Step 200
200
#BFE6BA
oklch(88.6% 0.072 141.9)
-
Step 300
300
#8ED686
oklch(80.9% 0.131 142)
-
Step 400
400 (this color)
#3FC034
oklch(71.1% 0.209 142)
-
Step 500
500
#13A600
oklch(63% 0.212 142)
-
Step 600
600
#0E8C00
oklch(55.6% 0.187 142)
-
Step 700
700
#0A7600
oklch(49.1% 0.165 142)
-
Step 800
800
#076100
oklch(42.8% 0.144 142)
-
Step 900
900
#055100
oklch(37.8% 0.127 142)
-
Step 950
950
#023000
oklch(26.9% 0.09 141.9)
#3FC034 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) | #C5AE1A | 0.147 |
| Deuteranopia (no green cones) | #B5A443 | 0.146 |
| Tritanopia (no blue cones) | #22BAA5 | 0.137 |
| Achromatopsia (no color) | #A8A8A8 | 0.211 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3FC034
#3FC034
oklch(71.1% 0.209 142)
- #DC6CEE
#DC6CEE
oklch(71.1% 0.21 321.9)
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 #3FC034, closest first.
No curated palette has a color within ΔE 0.04 of #3FC034.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Frog Green #58BC08 ΔE 0.020
- Shamrock Green #02C14D ΔE 0.022
- Leafy Green #51B73B ΔE 0.029
- Lime Green #32CD32 ΔE 0.037
- Shamrock #01B44C ΔE 0.049
- Dark Lime Green #7EBD01 ΔE 0.049
- Apple #6ECB3C ΔE 0.051
- Algae Green #21C36F ΔE 0.053
Use #3FC034 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.