#23AC40
Closest named color: Medium Green (#39AD48). oklch(65.2% 0.186 146), rgb(35, 172, 64).
Aa
Black text reads best on this color (7.04:1).
About this color
#23AC40 is a medium-light, vivid green. In OKLCH its lightness is 65%, its chroma 0.186 and its hue 146°. 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 7.04:1.
| Hue family | Greens |
| Lightness | medium-light (65%) |
| Chroma | vivid (0.186) |
| Temperature | in between |
| Nearest name | Medium Green (#39AD48) |
| Black text | 7.04:1 |
| White text | 2.98:1 |
Values
| HEX | #23AC40 |
| RGB | rgb(35, 172, 64) |
| HSL | hsl(133, 66%, 41%) |
| OKLCH | oklch(65.2% 0.186 146) |
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 #23AC40 | 2.98:1 | Fails | Lc -61.2 | Content text, not long reading |
| Black text on #23AC40 | 7.04:1 | AAA | Lc 48.2 | Large or bold text, headings |
| #23AC40 text on white | 2.98:1 | Fails | Lc 55.9 | Large or bold text, headings |
| #23AC40 text on black | 7.04:1 | AAA | Lc -45.9 | 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
#F0F8F1
oklch(97.1% 0.013 149.3)
-
Step 100
100
#DFEFE0
oklch(93.6% 0.026 147.1)
-
Step 200
200
#C5E3C6
oklch(88.6% 0.05 146)
-
Step 300
300
#9BD19D
oklch(80.9% 0.092 145.6)
-
Step 400
400
#5DB867
oklch(70.6% 0.145 146.1)
-
Step 500
500 (this color)
#23AC40
oklch(65.2% 0.186 146)
-
Step 600
600
#008C2B
oklch(55.7% 0.17 146)
-
Step 700
700
#007623
oklch(49.2% 0.15 146)
-
Step 800
800
#00601B
oklch(42.6% 0.13 146.1)
-
Step 900
900
#005115
oklch(37.8% 0.116 146)
-
Step 950
950
#04300C
oklch(27.1% 0.077 146)
#23AC40 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) | #AF9C34 | 0.142 |
| Deuteranopia (no green cones) | #A09149 | 0.142 |
| Tritanopia (no blue cones) | #00A895 | 0.112 |
| Achromatopsia (no color) | #959595 | 0.187 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #23AC40
#23AC40
oklch(65.2% 0.186 146)
- #C760CC
#C760CC
oklch(65.2% 0.186 325.7)
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 #23AC40, closest first.
No curated palette has a color within ΔE 0.04 of #23AC40.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Green #39AD48 ΔE 0.015
- Kelly Green #02AB2E ΔE 0.018
- Shamrock #01B44C ΔE 0.022
- Mid Green #50A747 ΔE 0.031
- Grass #5CAC2D ΔE 0.035
- Leaf Green #5CA904 ΔE 0.039
- Dark Pastel Green #56AE57 ΔE 0.044
- Leafy Green #51B73B ΔE 0.045
Use #23AC40 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.