#668D41
Closest named color: Moss Green (#658B38). oklch(59.7% 0.114 131.5), rgb(102, 141, 65).
Aa
Black text reads best on this color (5.45:1).
About this color
#668D41 is a medium-dark, moderately saturated green. In OKLCH its lightness is 60%, its chroma 0.114 and its hue 132°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Moss Green (#658B38), ΔE 0.010 away. Black text reads best on it, at 5.45:1.
| Hue family | Greens |
| Lightness | medium-dark (60%) |
| Chroma | moderately saturated (0.114) |
| Temperature | in between |
| Nearest name | Moss Green (#658B38) |
| Black text | 5.45:1 |
| White text | 3.85:1 |
Values
| HEX | #668D41 |
| RGB | rgb(102, 141, 65) |
| HSL | hsl(91, 37%, 40%) |
| OKLCH | oklch(59.7% 0.114 131.5) |
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 #668D41 | 3.85:1 | AA large text | Lc -71.4 | Content text, not long reading |
| Black text on #668D41 | 5.45:1 | AA | Lc 38.2 | Non-text elements, placeholder text |
| #668D41 text on white | 3.85:1 | AA large text | Lc 65.9 | Content text, not long reading |
| #668D41 text on black | 5.45:1 | AA | Lc -35.8 | 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
#F4F7F1
oklch(97.2% 0.009 128.6)
-
Step 100
100
#E6ECE1
oklch(93.5% 0.016 130.4)
-
Step 200
200
#D2DEC9
oklch(88.6% 0.031 131.6)
-
Step 300
300
#B4C9A3
oklch(81% 0.057 131.2)
-
Step 400
400
#8CAC72
oklch(70.6% 0.088 131.8)
-
Step 500
500 (this color)
#668D41
oklch(59.7% 0.114 131.5)
-
Step 600
600
#58822D
oklch(55.7% 0.124 131.7)
-
Step 700
700
#486D1F
oklch(49% 0.114 131.4)
-
Step 800
800
#3B591C
oklch(42.6% 0.095 131.6)
-
Step 900
900
#334A1D
oklch(37.8% 0.075 131.6)
-
Step 950
950
#1E2B12
oklch(27% 0.047 131.4)
#668D41 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) | #93843A | 0.065 |
| Deuteranopia (no green cones) | #8D8146 | 0.065 |
| Tritanopia (no blue cones) | #67887C | 0.086 |
| Achromatopsia (no color) | #828282 | 0.114 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #668D41
#668D41
oklch(59.7% 0.114 131.5)
- #956AB1
#956AB1
oklch(59.6% 0.115 311.1)
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 #668D41, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Moss Green #658B38 ΔE 0.010
- Fern Green #548D44 ΔE 0.020
- Khaki Green #728639 ΔE 0.022
- Mossy Green #638B27 ΔE 0.024
- Olive Drab #6B8E23 ΔE 0.026
- Light Forest Green #4F9153 ΔE 0.027
- Swamp #698339 ΔE 0.028
- Drab Green #749551 ΔE 0.034
Use #668D41 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.