#64A66D
Closest named color: Dull Green (#74A662). oklch(66.6% 0.108 147.5), rgb(100, 166, 109).
Aa
Black text reads best on this color (7.21:1).
About this color
#64A66D is a medium-light, moderately saturated green. In OKLCH its lightness is 67%, its chroma 0.108 and its hue 147°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dull Green (#74A662), ΔE 0.020 away. Black text reads best on it, at 7.21:1.
| Hue family | Greens |
| Lightness | medium-light (67%) |
| Chroma | moderately saturated (0.108) |
| Temperature | in between |
| Nearest name | Dull Green (#74A662) |
| Black text | 7.21:1 |
| White text | 2.90:1 |
Values
| HEX | #64A66D |
| RGB | rgb(100, 166, 109) |
| HSL | hsl(128, 27%, 52%) |
| OKLCH | oklch(66.6% 0.108 147.5) |
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 #64A66D | 2.90:1 | Fails | Lc -60.6 | Content text, not long reading |
| Black text on #64A66D | 7.21:1 | AAA | Lc 48.7 | Large or bold text, headings |
| #64A66D text on white | 2.90:1 | Fails | Lc 55.3 | Large or bold text, headings |
| #64A66D text on black | 7.21:1 | AAA | Lc -46.5 | 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
#F2F7F3
oklch(97.1% 0.007 151.9)
-
Step 100
100
#E3EDE4
oklch(93.6% 0.016 148.4)
-
Step 200
200
#CDDFCE
oklch(88.5% 0.03 146.9)
-
Step 300
300
#ABCAAE
oklch(80.8% 0.051 147.8)
-
Step 400
400
#7DAF82
oklch(70.6% 0.084 147.2)
-
Step 500
500 (this color)
#64A66D
oklch(66.6% 0.108 147.5)
-
Step 600
600
#3D8549
oklch(55.5% 0.117 147.3)
-
Step 700
700
#2E713B
oklch(49.1% 0.109 147.7)
-
Step 800
800
#285C31
oklch(42.7% 0.09 147.5)
-
Step 900
900
#254C2B
oklch(37.8% 0.071 147.4)
-
Step 950
950
#172C1A
oklch(26.9% 0.043 147.7)
#64A66D 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) | #A89B69 | 0.088 |
| Deuteranopia (no green cones) | #9E9570 | 0.086 |
| Tritanopia (no blue cones) | #5AA397 | 0.063 |
| Achromatopsia (no color) | #979797 | 0.108 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #64A66D
#64A66D
oklch(66.6% 0.108 147.5)
- #B77CB6
#B77CB6
oklch(66.6% 0.107 327.3)
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 #64A66D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dull Green #74A662 ΔE 0.020
- Tea #65AB7C ΔE 0.021
- Dusty Green #76A973 ΔE 0.024
- Algae #54AC68 ΔE 0.025
- Off Green #6BA353 ΔE 0.029
- Dark Seafoam Green #3EAF76 ΔE 0.034
- Muted Green #5FA052 ΔE 0.035
- Asparagus #77AB56 ΔE 0.039
Use #64A66D 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.