#43B144
Closest named color: Medium Green (#39AD48). oklch(67.4% 0.179 143.4), rgb(67, 177, 68).
Aa
Black text reads best on this color (7.61:1).
About this color
#43B144 is a medium-light, vivid green. In OKLCH its lightness is 67%, its chroma 0.179 and its hue 143°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Medium Green (#39AD48), ΔE 0.015 away. Black text reads best on it, at 7.61:1.
| Hue family | Greens |
| Lightness | medium-light (67%) |
| Chroma | vivid (0.179) |
| Temperature | in between |
| Nearest name | Medium Green (#39AD48) |
| Black text | 7.61:1 |
| White text | 2.75:1 |
Values
| HEX | #43B144 |
| RGB | rgb(67, 177, 68) |
| HSL | hsl(121, 45%, 48%) |
| OKLCH | oklch(67.4% 0.179 143.4) |
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 #43B144 | 2.75:1 | Fails | Lc -58.1 | Large or bold text, headings |
| Black text on #43B144 | 7.61:1 | AAA | Lc 51.1 | Large or bold text, headings |
| #43B144 text on white | 2.75:1 | Fails | Lc 52.9 | Large or bold text, headings |
| #43B144 text on black | 7.61:1 | AAA | Lc -49.0 | 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
#F0F8EF
oklch(97.1% 0.015 142.2)
-
Step 100
100
#DEF0DC
oklch(93.6% 0.033 142.5)
-
Step 200
200
#C2E4BF
oklch(88.4% 0.062 142.9)
-
Step 300
300
#94D491
oklch(81% 0.113 143.4)
-
Step 400
400 (this color)
#43B144
oklch(67.4% 0.179 143.4)
-
Step 500
500
#00A719
oklch(63.2% 0.209 143.4)
-
Step 600
600
#008C13
oklch(55.5% 0.183 143.4)
-
Step 700
700
#00760E
oklch(49.1% 0.162 143.4)
-
Step 800
800
#00610A
oklch(42.7% 0.141 143.4)
-
Step 900
900
#005107
oklch(37.7% 0.124 143.4)
-
Step 950
950
#003102
oklch(27.2% 0.09 143.2)
#43B144 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) | #B5A138 | 0.131 |
| Deuteranopia (no green cones) | #A7984D | 0.130 |
| Tritanopia (no blue cones) | #2DAC9A | 0.114 |
| Achromatopsia (no color) | #9C9C9C | 0.180 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #43B144
#43B144
oklch(67.4% 0.179 143.4)
- #CA6AD4
#CA6AD4
oklch(67.3% 0.18 323.7)
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 #43B144, closest first.
No curated palette has a color within ΔE 0.04 of #43B144.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Green #39AD48 ΔE 0.015
- Shamrock #01B44C ΔE 0.021
- Grass #5CAC2D ΔE 0.022
- Leafy Green #51B73B ΔE 0.023
- Dark Pastel Green #56AE57 ΔE 0.029
- Mid Green #50A747 ΔE 0.030
- Cool Green #33B864 ΔE 0.033
- Leaf Green #5CA904 ΔE 0.034
Use #43B144 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.