#43BD55
Closest named color: Leafy Green (#51B73B). oklch(70.7% 0.18 145.9), rgb(67, 189, 85).
Aa
Black text reads best on this color (8.64:1).
About this color
#43BD55 is a medium-light, vivid green. In OKLCH its lightness is 71%, its chroma 0.180 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 0.024 away. Black text reads best on it, at 8.64:1.
| Hue family | Greens |
| Lightness | medium-light (71%) |
| Chroma | vivid (0.180) |
| Temperature | in between |
| Nearest name | Leafy Green (#51B73B) |
| Black text | 8.64:1 |
| White text | 2.42:1 |
Values
| HEX | #43BD55 |
| RGB | rgb(67, 189, 85) |
| HSL | hsl(129, 48%, 50%) |
| OKLCH | oklch(70.7% 0.18 145.9) |
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 #43BD55 | 2.42:1 | Fails | Lc -52.4 | Large or bold text, headings |
| Black text on #43BD55 | 8.64:1 | AAA | Lc 56.6 | Large or bold text, headings |
| #43BD55 text on white | 2.42:1 | Fails | Lc 47.4 | Large or bold text, headings |
| #43BD55 text on black | 8.64:1 | AAA | Lc -54.6 | 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
#EFF8F0
oklch(97% 0.014 148.8)
-
Step 100
100
#DDF0DD
oklch(93.6% 0.032 145.3)
-
Step 200
200
#C0E5C1
oklch(88.6% 0.062 145.7)
-
Step 300
300
#90D494
oklch(80.8% 0.113 145.8)
-
Step 400
400 (this color)
#43BD55
oklch(70.7% 0.18 145.9)
-
Step 500
500
#00A634
oklch(63.1% 0.193 145.9)
-
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
#00601A
oklch(42.5% 0.131 145.8)
-
Step 900
900
#005115
oklch(37.8% 0.116 146)
-
Step 950
950
#003009
oklch(26.9% 0.082 146)
#43BD55 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) | #C0AD4B | 0.138 |
| Deuteranopia (no green cones) | #B1A25D | 0.138 |
| Tritanopia (no blue cones) | #21B9A6 | 0.108 |
| Achromatopsia (no color) | #A6A6A6 | 0.181 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #43BD55
#43BD55
oklch(70.7% 0.18 145.9)
- #D873DC
#D873DC
oklch(70.7% 0.181 325.9)
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 #43BD55, closest first.
No curated palette has a color within ΔE 0.04 of #43BD55.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Leafy Green #51B73B ΔE 0.024
- Shamrock Green #02C14D ΔE 0.026
- Cool Green #33B864 ΔE 0.026
- Algae Green #21C36F ΔE 0.028
- Dark Mint Green #20C073 ΔE 0.032
- Dark Mint #48C072 ΔE 0.033
- Shamrock #01B44C ΔE 0.038
- Turtle Green #75B84F ΔE 0.040
Use #43BD55 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.