#66A232
Closest named color: Mid Green (#50A747). oklch(64.8% 0.156 133.4), rgb(102, 162, 50).
Aa
Black text reads best on this color (6.77:1).
About this color
#66A232 is a medium-light, vivid green. In OKLCH its lightness is 65%, its chroma 0.156 and its hue 133°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Mid Green (#50A747), ΔE 0.024 away. Black text reads best on it, at 6.77:1.
| Hue family | Greens |
| Lightness | medium-light (65%) |
| Chroma | vivid (0.156) |
| Temperature | in between |
| Nearest name | Mid Green (#50A747) |
| Black text | 6.77:1 |
| White text | 3.09:1 |
Values
| HEX | #66A232 |
| RGB | rgb(102, 162, 50) |
| HSL | hsl(92, 53%, 42%) |
| OKLCH | oklch(64.8% 0.156 133.4) |
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 #66A232 | 3.09:1 | AA large text | Lc -63.1 | Content text, not long reading |
| Black text on #66A232 | 6.77:1 | AA | Lc 46.3 | Large or bold text, headings |
| #66A232 text on white | 3.09:1 | AA large text | Lc 57.7 | Large or bold text, headings |
| #66A232 text on black | 6.77:1 | AA | Lc -44.0 | Non-text elements, placeholder text |
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
#F3F7F0
oklch(97.1% 0.01 131.4)
-
Step 100
100
#E4EDDE
oklch(93.5% 0.022 132.5)
-
Step 200
200
#CEE0C3
oklch(88.5% 0.044 133.5)
-
Step 300
300
#ADCC99
oklch(80.9% 0.077 133.4)
-
Step 400
400
#81B15F
oklch(70.7% 0.123 133.5)
-
Step 500
500 (this color)
#66A232
oklch(64.8% 0.156 133.4)
-
Step 600
600
#4A8600
oklch(55.7% 0.159 133.6)
-
Step 700
700
#3E7000
oklch(49% 0.139 133.3)
-
Step 800
800
#325C00
oklch(42.7% 0.121 133.3)
-
Step 900
900
#2A4C06
oklch(37.6% 0.102 133.2)
-
Step 950
950
#192D08
oklch(27.1% 0.065 133.4)
#66A232 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) | #A89522 | 0.090 |
| Deuteranopia (no green cones) | #A0913C | 0.091 |
| Tritanopia (no blue cones) | #669C8B | 0.114 |
| Achromatopsia (no color) | #929292 | 0.157 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #66A232
#66A232
oklch(64.8% 0.156 133.4)
- #B06ED1
#B06ED1
oklch(64.8% 0.157 313.5)
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 #66A232, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mid Green #50A747 ΔE 0.024
- Leaf #71AA34 ΔE 0.027
- Fern #63A950 ΔE 0.028
- Grass #5CAC2D ΔE 0.031
- Muted Green #5FA052 ΔE 0.032
- Flat Green #699D4C ΔE 0.032
- Off Green #6BA353 ΔE 0.033
- Leaf Green #5CA904 ΔE 0.034
Use #66A232 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.