#15AC40
Closest named color: Kelly Green (#02AB2E). oklch(65% 0.189 146.7), rgb(21, 172, 64).
Aa
Black text reads best on this color (7.00:1).
About this color
#15AC40 is a medium-light, vivid green. In OKLCH its lightness is 65%, its chroma 0.189 and its hue 147°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Kelly Green (#02AB2E), ΔE 0.016 away. Black text reads best on it, at 7.00:1.
| Hue family | Greens |
| Lightness | medium-light (65%) |
| Chroma | vivid (0.189) |
| Temperature | in between |
| Nearest name | Kelly Green (#02AB2E) |
| Black text | 7.00:1 |
| White text | 2.99:1 |
Values
| HEX | #15AC40 |
| RGB | rgb(21, 172, 64) |
| HSL | hsl(137, 78%, 38%) |
| OKLCH | oklch(65% 0.189 146.7) |
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 #15AC40 | 2.99:1 | Fails | Lc -61.3 | Content text, not long reading |
| Black text on #15AC40 | 7.00:1 | AAA | Lc 48.1 | Large or bold text, headings |
| #15AC40 text on white | 2.99:1 | Fails | Lc 56.0 | Large or bold text, headings |
| #15AC40 text on black | 7.00:1 | AAA | Lc -45.8 | 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
#C4E3C6
oklch(88.5% 0.051 146.9)
-
Step 300
300
#99D19E
oklch(80.9% 0.092 146.9)
-
Step 400
400
#5AB967
oklch(70.8% 0.148 146.7)
-
Step 500
500 (this color)
#15AC40
oklch(65% 0.189 146.7)
-
Step 600
600
#008C2F
oklch(55.7% 0.167 146.6)
-
Step 700
700
#007526
oklch(49% 0.147 146.7)
-
Step 800
800
#00601E
oklch(42.6% 0.127 146.7)
-
Step 900
900
#005018
oklch(37.6% 0.112 146.9)
-
Step 950
950
#02300C
oklch(27% 0.078 146.6)
#15AC40 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) | #AE9C34 | 0.145 |
| Deuteranopia (no green cones) | #9F9149 | 0.144 |
| Tritanopia (no blue cones) | #00A895 | 0.113 |
| Achromatopsia (no color) | #959595 | 0.190 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #15AC40
#15AC40
oklch(65% 0.189 146.7)
- #C85ECB
#C85ECB
oklch(65% 0.189 326.4)
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 #15AC40, closest first.
No curated palette has a color within ΔE 0.04 of #15AC40.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Kelly Green #02AB2E ΔE 0.016
- Medium Green #39AD48 ΔE 0.018
- Shamrock #01B44C ΔE 0.023
- Mid Green #50A747 ΔE 0.035
- Grass #5CAC2D ΔE 0.039
- Leaf Green #5CA904 ΔE 0.042
- Dark Pastel Green #56AE57 ΔE 0.047
- Grassy Green #419C03 ΔE 0.048
Use #15AC40 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.