#64AA5E
Closest named color: Fern (#63A950). oklch(67.3% 0.129 142.3), rgb(100, 170, 94).
Aa
Black text reads best on this color (7.45:1).
About this color
#64AA5E is a medium-light, moderately saturated green. In OKLCH its lightness is 67%, its chroma 0.129 and its hue 142°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Fern (#63A950), ΔE 0.016 away. Black text reads best on it, at 7.45:1.
| Hue family | Greens |
| Lightness | medium-light (67%) |
| Chroma | moderately saturated (0.129) |
| Temperature | in between |
| Nearest name | Fern (#63A950) |
| Black text | 7.45:1 |
| White text | 2.81:1 |
Values
| HEX | #64AA5E |
| RGB | rgb(100, 170, 94) |
| HSL | hsl(115, 31%, 52%) |
| OKLCH | oklch(67.3% 0.129 142.3) |
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 #64AA5E | 2.81:1 | Fails | Lc -59.3 | Large or bold text, headings |
| Black text on #64AA5E | 7.45:1 | AAA | Lc 50.1 | Large or bold text, headings |
| #64AA5E text on white | 2.81:1 | Fails | Lc 54.0 | Large or bold text, headings |
| #64AA5E text on black | 7.45:1 | AAA | Lc -47.9 | 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
#F1F7F1
oklch(97% 0.01 145.5)
-
Step 100
100
#E1EEE0
oklch(93.6% 0.023 143.4)
-
Step 200
200
#C9E1C6
oklch(88.5% 0.045 142.1)
-
Step 300
300
#A3CE9E
oklch(80.8% 0.08 142.1)
-
Step 400
400 (this color)
#64AA5E
oklch(67.3% 0.129 142.3)
-
Step 500
500
#42A13C
oklch(63% 0.165 142.4)
-
Step 600
600
#178B12
oklch(55.5% 0.179 142.4)
-
Step 700
700
#047600
oklch(49.1% 0.166 142.3)
-
Step 800
800
#0C6008
oklch(42.6% 0.138 142.3)
-
Step 900
900
#164F13
oklch(37.7% 0.108 142.4)
-
Step 950
950
#0F2E0D
oklch(26.9% 0.068 142.4)
#64AA5E 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) | #AD9E58 | 0.094 |
| Deuteranopia (no green cones) | #A39763 | 0.094 |
| Tritanopia (no blue cones) | #5DA698 | 0.083 |
| Achromatopsia (no color) | #9A9A9A | 0.130 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #64AA5E
#64AA5E
oklch(67.3% 0.129 142.3)
- #BB7AC5
#BB7AC5
oklch(67.3% 0.129 322)
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 #64AA5E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Fern #63A950 ΔE 0.016
- Algae #54AC68 ΔE 0.016
- Off Green #6BA353 ΔE 0.020
- Dark Pastel Green #56AE57 ΔE 0.021
- Asparagus #77AB56 ΔE 0.021
- Dull Green #74A662 ΔE 0.022
- Boring Green #63B365 ΔE 0.025
- Muted Green #5FA052 ΔE 0.030
Use #64AA5E 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.