#3FBD52
Closest named color: Leafy Green (#51B73B). oklch(70.6% 0.184 145.8), rgb(63, 189, 82).
Aa
Black text reads best on this color (8.61:1).
About this color
#3FBD52 is a medium-light, vivid green. In OKLCH its lightness is 71%, its chroma 0.184 and its hue 146°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Leafy Green (#51B73B), ΔE 0.022 away. Black text reads best on it, at 8.61:1.
| Hue family | Greens |
| Lightness | medium-light (71%) |
| Chroma | vivid (0.184) |
| Temperature | in between |
| Nearest name | Leafy Green (#51B73B) |
| Black text | 8.61:1 |
| White text | 2.43:1 |
Values
| HEX | #3FBD52 |
| RGB | rgb(63, 189, 82) |
| HSL | hsl(129, 50%, 49%) |
| OKLCH | oklch(70.6% 0.184 145.8) |
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 #3FBD52 | 2.43:1 | Fails | Lc -52.5 | Large or bold text, headings |
| Black text on #3FBD52 | 8.61:1 | AAA | Lc 56.4 | Large or bold text, headings |
| #3FBD52 text on white | 2.43:1 | Fails | Lc 47.6 | Large or bold text, headings |
| #3FBD52 text on black | 8.61:1 | AAA | Lc -54.5 | 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
#EFF8EF
oklch(97% 0.015 145.5)
-
Step 100
100
#DCF0DD
oklch(93.5% 0.033 146.7)
-
Step 200
200
#BFE5C0
oklch(88.5% 0.064 145.7)
-
Step 300
300
#8FD593
oklch(81% 0.116 145.8)
-
Step 400
400 (this color)
#3FBD52
oklch(70.6% 0.184 145.8)
-
Step 500
500
#00A633
oklch(63.1% 0.194 145.8)
-
Step 600
600
#008C2A
oklch(55.7% 0.171 145.8)
-
Step 700
700
#007622
oklch(49.2% 0.151 145.8)
-
Step 800
800
#00611A
oklch(42.9% 0.132 145.8)
-
Step 900
900
#005114
oklch(37.8% 0.117 145.7)
-
Step 950
950
#003009
oklch(26.9% 0.082 146)
#3FBD52 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) | #C0AC48 | 0.141 |
| Deuteranopia (no green cones) | #B1A25A | 0.140 |
| Tritanopia (no blue cones) | #16B8A5 | 0.111 |
| Achromatopsia (no color) | #A6A6A6 | 0.185 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3FBD52
#3FBD52
oklch(70.6% 0.184 145.8)
- #D972DD
#D972DD
oklch(70.7% 0.184 325.9)
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 #3FBD52, closest first.
No curated palette has a color within ΔE 0.04 of #3FBD52.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Leafy Green #51B73B ΔE 0.022
- Shamrock Green #02C14D ΔE 0.022
- Cool Green #33B864 ΔE 0.028
- Algae Green #21C36F ΔE 0.030
- Dark Mint Green #20C073 ΔE 0.035
- Shamrock #01B44C ΔE 0.036
- Dark Mint #48C072 ΔE 0.037
- Frog Green #58BC08 ΔE 0.041
Use #3FBD52 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.