#66AA85
Closest named color: Tea (#65AB7C). oklch(68.2% 0.089 159), rgb(102, 170, 133).
Aa
Black text reads best on this color (7.65:1).
About this color
#66AA85 is a medium-light, moderately saturated green. In OKLCH its lightness is 68%, its chroma 0.089 and its hue 159°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Tea (#65AB7C), ΔE 0.014 away. Black text reads best on it, at 7.65:1.
| Hue family | Greens |
| Lightness | medium-light (68%) |
| Chroma | moderately saturated (0.089) |
| Temperature | in between |
| Nearest name | Tea (#65AB7C) |
| Black text | 7.65:1 |
| White text | 2.74:1 |
Values
| HEX | #66AA85 |
| RGB | rgb(102, 170, 133) |
| HSL | hsl(147, 29%, 53%) |
| OKLCH | oklch(68.2% 0.089 159) |
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 #66AA85 | 2.74:1 | Fails | Lc -58.2 | Large or bold text, headings |
| Black text on #66AA85 | 7.65:1 | AAA | Lc 51.1 | Large or bold text, headings |
| #66AA85 text on white | 2.74:1 | Fails | Lc 52.9 | Large or bold text, headings |
| #66AA85 text on black | 7.65:1 | AAA | Lc -48.9 | 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 400.
-
Step 50
50
#F1F7F4
oklch(97.1% 0.007 164.9)
-
Step 100
100
#E1EDE6
oklch(93.5% 0.016 160.6)
-
Step 200
200
#C9E0D2
oklch(88.6% 0.031 159)
-
Step 300
300
#A3CCB4
oklch(80.9% 0.055 159.2)
-
Step 400
400 (this color)
#66AA85
oklch(68.2% 0.089 159)
-
Step 500
500
#409E70
oklch(63% 0.114 159.1)
-
Step 600
600
#108958
oklch(55.7% 0.124 158.9)
-
Step 700
700
#007349
oklch(49% 0.112 159.4)
-
Step 800
800
#075E3B
oklch(42.6% 0.095 159)
-
Step 900
900
#154D33
oklch(37.6% 0.073 159.2)
-
Step 950
950
#0E2D1E
oklch(26.9% 0.047 159.7)
#66AA85 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) | #A9A183 | 0.084 |
| Deuteranopia (no green cones) | #9E9987 | 0.081 |
| Tritanopia (no blue cones) | #56A9A0 | 0.041 |
| Achromatopsia (no color) | #9C9C9C | 0.090 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #66AA85
#66AA85
oklch(68.2% 0.089 159)
- #BE83AB
#BE83AB
oklch(68.2% 0.09 339.2)
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 #66AA85, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Tea #65AB7C ΔE 0.014
- Dusty Green #76A973 ΔE 0.026
- Greeny Grey #7EA07A ΔE 0.034
- Greeny Blue #42B395 ΔE 0.034
- Grey Green #86A17D ΔE 0.040
- Faded Green #7BB274 ΔE 0.043
- Dull Green #74A662 ΔE 0.043
- Dull Teal #5F9E8F ΔE 0.044
Use #66AA85 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.