#43AC63
Closest named color: Seaweed Green (#35AD6B). oklch(66.5% 0.145 150.5), rgb(67, 172, 99).
Aa
Black text reads best on this color (7.31:1).
About this color
#43AC63 is a medium-light, vivid green. In OKLCH its lightness is 67%, its chroma 0.145 and its hue 151°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Seaweed Green (#35AD6B), ΔE 0.011 away. Black text reads best on it, at 7.31:1.
| Hue family | Greens |
| Lightness | medium-light (67%) |
| Chroma | vivid (0.145) |
| Temperature | in between |
| Nearest name | Seaweed Green (#35AD6B) |
| Black text | 7.31:1 |
| White text | 2.86:1 |
Values
| HEX | #43AC63 |
| RGB | rgb(67, 172, 99) |
| HSL | hsl(138, 44%, 47%) |
| OKLCH | oklch(66.5% 0.145 150.5) |
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 #43AC63 | 2.86:1 | Fails | Lc -59.9 | Large or bold text, headings |
| Black text on #43AC63 | 7.31:1 | AAA | Lc 49.5 | Large or bold text, headings |
| #43AC63 text on white | 2.86:1 | Fails | Lc 54.6 | Large or bold text, headings |
| #43AC63 text on black | 7.31:1 | AAA | Lc -47.3 | 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 500.
-
Step 50
50
#F1F7F2
oklch(97% 0.009 150.7)
-
Step 100
100
#E1EEE3
oklch(93.6% 0.02 150.1)
-
Step 200
200
#C7E1CC
oklch(88.5% 0.04 151.1)
-
Step 300
300
#A0CEA9
oklch(80.9% 0.071 150.5)
-
Step 400
400
#69B57B
oklch(70.8% 0.114 150.3)
-
Step 500
500 (this color)
#43AC63
oklch(66.5% 0.145 150.5)
-
Step 600
600
#008B40
oklch(55.7% 0.152 150.4)
-
Step 700
700
#007535
oklch(49.2% 0.134 150.5)
-
Step 800
800
#00602A
oklch(42.8% 0.117 150.4)
-
Step 900
900
#0D4F25
oklch(37.7% 0.095 150.4)
-
Step 950
950
#0B2E16
oklch(26.9% 0.06 150.6)
#43AC63 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) | #AD9E5E | 0.121 |
| Deuteranopia (no green cones) | #9F9568 | 0.118 |
| Tritanopia (no blue cones) | #23A99A | 0.079 |
| Achromatopsia (no color) | #989898 | 0.145 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #43AC63
#43AC63
oklch(66.5% 0.145 150.5)
- #C570BD
#C570BD
oklch(66.6% 0.145 330.6)
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 #43AC63, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Seaweed Green #35AD6B ΔE 0.011
- Jade Green #2BAF6A ΔE 0.014
- Algae #54AC68 ΔE 0.015
- Dark Pastel Green #56AE57 ΔE 0.021
- Medium Sea Green #3CB371 ΔE 0.022
- Dark Seafoam Green #3EAF76 ΔE 0.023
- Bluey Green #2BB179 ΔE 0.027
- Fern #63A950 ΔE 0.028
Use #43AC63 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.