#648E64
Closest named color: Slate Green (#658D6D). oklch(60.4% 0.078 144.5), rgb(100, 142, 100).
Aa
Black text reads best on this color (5.59:1).
About this color
#648E64 is a medium-dark, moderately saturated green. In OKLCH its lightness is 60%, its chroma 0.078 and its hue 145°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Slate Green (#658D6D), ΔE 0.014 away. Black text reads best on it, at 5.59:1.
| Hue family | Greens |
| Lightness | medium-dark (60%) |
| Chroma | moderately saturated (0.078) |
| Temperature | in between |
| Nearest name | Slate Green (#658D6D) |
| Black text | 5.59:1 |
| White text | 3.75:1 |
Values
| HEX | #648E64 |
| RGB | rgb(100, 142, 100) |
| HSL | hsl(120, 17%, 47%) |
| OKLCH | oklch(60.4% 0.078 144.5) |
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 #648E64 | 3.75:1 | AA large text | Lc -70.5 | Content text, not long reading |
| Black text on #648E64 | 5.59:1 | AA | Lc 39.1 | Non-text elements, placeholder text |
| #648E64 text on white | 3.75:1 | AA large text | Lc 65.0 | Content text, not long reading |
| #648E64 text on black | 5.59:1 | AA | Lc -36.6 | 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
#F3F6F3
oklch(97% 0.005 145.5)
-
Step 100
100
#E6ECE5
oklch(93.7% 0.011 141.3)
-
Step 200
200
#D1DDD1
oklch(88.5% 0.021 145.4)
-
Step 300
300
#B2C8B2
oklch(81% 0.039 145.2)
-
Step 400
400
#8AAB89
oklch(70.7% 0.061 144.1)
-
Step 500
500 (this color)
#648E64
oklch(60.4% 0.078 144.5)
-
Step 600
600
#538053
oklch(55.5% 0.085 144.3)
-
Step 700
700
#436C44
oklch(49% 0.078 144.8)
-
Step 800
800
#385838
oklch(42.6% 0.064 144.3)
-
Step 900
900
#304930
oklch(37.7% 0.052 144.5)
-
Step 950
950
#1D2B1D
oklch(27.2% 0.032 144.6)
#648E64 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) | #908661 | 0.061 |
| Deuteranopia (no green cones) | #898266 | 0.060 |
| Tritanopia (no blue cones) | #608C83 | 0.047 |
| Achromatopsia (no color) | #848484 | 0.078 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #648E64
#648E64
oklch(60.4% 0.078 144.5)
- #99719C
#99719C
oklch(60.3% 0.079 324.2)
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 #648E64, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate Green #658D6D ΔE 0.014
- Green Grey #77926F ΔE 0.032
- Dark Sage #598556 ΔE 0.033
- Light Forest Green #4F9153 ΔE 0.037
- Drab Green #749551 ΔE 0.041
- Camo #7F8F4E ΔE 0.041
- Ocean Green #3D9973 ΔE 0.042
- Moss #769958 ΔE 0.046
Use #648E64 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.