#64A64E
Closest named color: Fern (#63A950). oklch(66% 0.139 138.4), rgb(100, 166, 78).
Aa
Black text reads best on this color (7.10:1).
About this color
#64A64E is a medium-light, moderately saturated green. In OKLCH its lightness is 66%, its chroma 0.139 and its hue 138°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Fern (#63A950), ΔE 0.008 away. Black text reads best on it, at 7.10:1.
| Hue family | Greens |
| Lightness | medium-light (66%) |
| Chroma | moderately saturated (0.139) |
| Temperature | in between |
| Nearest name | Fern (#63A950) |
| Black text | 7.10:1 |
| White text | 2.95:1 |
Values
| HEX | #64A64E |
| RGB | rgb(100, 166, 78) |
| HSL | hsl(105, 36%, 48%) |
| OKLCH | oklch(66% 0.139 138.4) |
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 #64A64E | 2.95:1 | Fails | Lc -61.2 | Content text, not long reading |
| Black text on #64A64E | 7.10:1 | AAA | Lc 48.1 | Large or bold text, headings |
| #64A64E text on white | 2.95:1 | Fails | Lc 55.9 | Large or bold text, headings |
| #64A64E text on black | 7.10:1 | AAA | Lc -45.9 | 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 500.
-
Step 50
50
#F2F7F1
oklch(97.1% 0.01 140.5)
-
Step 100
100
#E4EDE1
oklch(93.6% 0.019 137.8)
-
Step 200
200
#CDE0C8
oklch(88.6% 0.038 139.2)
-
Step 300
300
#ABCCA1
oklch(81% 0.069 138.5)
-
Step 400
400
#7EB16E
oklch(70.8% 0.108 138.4)
-
Step 500
500 (this color)
#64A64E
oklch(66% 0.139 138.4)
-
Step 600
600
#3F8723
oklch(55.6% 0.152 138.5)
-
Step 700
700
#317214
oklch(49.1% 0.141 138.3)
-
Step 800
800
#295D15
oklch(42.7% 0.117 138.6)
-
Step 900
900
#264C19
oklch(37.5% 0.09 138.6)
-
Step 950
950
#172D10
oklch(27% 0.058 138.6)
#64A64E 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) | #AB9A46 | 0.093 |
| Deuteranopia (no green cones) | #A19454 | 0.092 |
| Tritanopia (no blue cones) | #60A192 | 0.095 |
| Achromatopsia (no color) | #969696 | 0.140 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #64A64E
#64A64E
oklch(66% 0.139 138.4)
- #B675C9
#B675C9
oklch(66.2% 0.139 318.3)
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 #64A64E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Fern #63A950 ΔE 0.008
- Off Green #6BA353 ΔE 0.014
- Muted Green #5FA052 ΔE 0.020
- Mid Green #50A747 ΔE 0.022
- Dark Pastel Green #56AE57 ΔE 0.023
- Flat Green #699D4C ΔE 0.026
- Asparagus #77AB56 ΔE 0.028
- Algae #54AC68 ΔE 0.029
Use #64A64E 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.