#43A501
Closest named color: Kelly Green (#02AB2E). oklch(63.8% 0.197 138), rgb(67, 165, 1).
Aa
Black text reads best on this color (6.62:1).
About this color
#43A501 is a medium-light, vivid green. In OKLCH its lightness is 64%, its chroma 0.197 and its hue 138°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Kelly Green (#02AB2E), ΔE 0.026 away. Black text reads best on it, at 6.62:1.
| Hue family | Greens |
| Lightness | medium-light (64%) |
| Chroma | vivid (0.197) |
| Temperature | in between |
| Nearest name | Kelly Green (#02AB2E) |
| Black text | 6.62:1 |
| White text | 3.17:1 |
Values
| HEX | #43A501 |
| RGB | rgb(67, 165, 1) |
| HSL | hsl(96, 99%, 33%) |
| OKLCH | oklch(63.8% 0.197 138) |
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 #43A501 | 3.17:1 | AA large text | Lc -63.8 | Content text, not long reading |
| Black text on #43A501 | 6.62:1 | AA | Lc 45.7 | Large or bold text, headings |
| #43A501 text on white | 3.17:1 | AA large text | Lc 58.4 | Large or bold text, headings |
| #43A501 text on black | 6.62:1 | AA | Lc -43.4 | 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
#F1F8EF
oklch(97.1% 0.014 138.7)
-
Step 100
100
#E1EFDD
oklch(93.7% 0.028 138.7)
-
Step 200
200
#C8E2C0
oklch(88.5% 0.054 138.3)
-
Step 300
300
#A2D093
oklch(80.9% 0.096 138.1)
-
Step 400
400
#6DB652
oklch(70.6% 0.154 138)
-
Step 500
500 (this color)
#43A501
oklch(63.8% 0.197 138)
-
Step 600
600
#368900
oklch(55.6% 0.172 138)
-
Step 700
700
#2C7300
oklch(49.1% 0.152 138.1)
-
Step 800
800
#235E00
oklch(42.6% 0.131 138)
-
Step 900
900
#1C4F00
oklch(37.8% 0.117 138)
-
Step 950
950
#0F2F01
oklch(27% 0.081 137.7)
#43A501 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) | #AA9500 | 0.128 |
| Deuteranopia (no green cones) | #9F8E22 | 0.126 |
| Tritanopia (no blue cones) | #399F8C | 0.138 |
| Achromatopsia (no color) | #919191 | 0.198 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #43A501
#43A501
oklch(63.8% 0.197 138)
- #BB5CD7
#BB5CD7
oklch(63.8% 0.197 318)
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 #43A501, closest first.
No curated palette has a color within ΔE 0.04 of #43A501.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Kelly Green #02AB2E ΔE 0.026
- Leaf Green #5CA904 ΔE 0.026
- Grassy Green #419C03 ΔE 0.027
- Grass Green #3F9B0B ΔE 0.030
- Grass #5CAC2D ΔE 0.037
- Medium Green #39AD48 ΔE 0.040
- Mid Green #50A747 ΔE 0.044
- Shamrock #01B44C ΔE 0.050
Use #43A501 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.