#42AE3C
Closest named color: Medium Green (#39AD48). oklch(66.5% 0.182 142.4), rgb(66, 174, 60).
Aa
Black text reads best on this color (7.35:1).
About this color
#42AE3C is a medium-light, vivid green. In OKLCH its lightness is 66%, its chroma 0.182 and its hue 142°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Medium Green (#39AD48), ΔE 0.012 away. Black text reads best on it, at 7.35:1.
| Hue family | Greens |
| Lightness | medium-light (66%) |
| Chroma | vivid (0.182) |
| Temperature | in between |
| Nearest name | Medium Green (#39AD48) |
| Black text | 7.35:1 |
| White text | 2.85:1 |
Values
| HEX | #42AE3C |
| RGB | rgb(66, 174, 60) |
| HSL | hsl(117, 49%, 46%) |
| OKLCH | oklch(66.5% 0.182 142.4) |
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 #42AE3C | 2.85:1 | Fails | Lc -59.6 | Large or bold text, headings |
| Black text on #42AE3C | 7.35:1 | AAA | Lc 49.7 | Large or bold text, headings |
| #42AE3C text on white | 2.85:1 | Fails | Lc 54.3 | Large or bold text, headings |
| #42AE3C text on black | 7.35:1 | AAA | Lc -47.5 | 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
#F1F8F0
oklch(97.2% 0.013 141.8)
-
Step 100
100
#E0EFDF
oklch(93.7% 0.027 143.6)
-
Step 200
200
#C7E2C4
oklch(88.5% 0.05 142.4)
-
Step 300
300
#A0D09B
oklch(81% 0.089 142.3)
-
Step 400
400
#68B762
oklch(70.8% 0.143 142.5)
-
Step 500
500 (this color)
#42AE3C
oklch(66.5% 0.182 142.4)
-
Step 600
600
#028C00
oklch(55.5% 0.188 142.4)
-
Step 700
700
#027600
oklch(49% 0.167 142.4)
-
Step 800
800
#016100
oklch(42.7% 0.145 142.4)
-
Step 900
900
#0D500A
oklch(37.7% 0.118 142.4)
-
Step 950
950
#0B2F09
oklch(27% 0.075 142.4)
#42AE3C 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) | #B29E2E | 0.130 |
| Deuteranopia (no green cones) | #A59546 | 0.130 |
| Tritanopia (no blue cones) | #2EA996 | 0.117 |
| Achromatopsia (no color) | #999999 | 0.183 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #42AE3C
#42AE3C
oklch(66.5% 0.182 142.4)
- #C667D4
#C667D4
oklch(66.4% 0.182 322.3)
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 #42AE3C, closest first.
No curated palette has a color within ΔE 0.04 of #42AE3C.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Green #39AD48 ΔE 0.012
- Grass #5CAC2D ΔE 0.020
- Shamrock #01B44C ΔE 0.023
- Mid Green #50A747 ΔE 0.027
- Leaf Green #5CA904 ΔE 0.028
- Leafy Green #51B73B ΔE 0.030
- Kelly Green #02AB2E ΔE 0.030
- Dark Pastel Green #56AE57 ΔE 0.034
Use #42AE3C 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.