#668F52
Closest named color: Light Forest Green (#4F9153). oklch(60.4% 0.099 136), rgb(102, 143, 82).
Aa
Black text reads best on this color (5.61:1).
About this color
#668F52 is a medium-dark, moderately saturated green. In OKLCH its lightness is 60%, its chroma 0.099 and its hue 136°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Forest Green (#4F9153), ΔE 0.025 away. Black text reads best on it, at 5.61:1.
| Hue family | Greens |
| Lightness | medium-dark (60%) |
| Chroma | moderately saturated (0.099) |
| Temperature | in between |
| Nearest name | Light Forest Green (#4F9153) |
| Black text | 5.61:1 |
| White text | 3.73:1 |
Values
| HEX | #668F52 |
| RGB | rgb(102, 143, 82) |
| HSL | hsl(100, 27%, 44%) |
| OKLCH | oklch(60.4% 0.099 136) |
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 #668F52 | 3.73:1 | AA large text | Lc -70.4 | Content text, not long reading |
| Black text on #668F52 | 5.61:1 | AA | Lc 39.2 | Non-text elements, placeholder text |
| #668F52 text on white | 3.73:1 | AA large text | Lc 64.9 | Content text, not long reading |
| #668F52 text on black | 5.61:1 | AA | Lc -36.8 | 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
#F3F6F2
oklch(97% 0.006 137.8)
-
Step 100
100
#E6ECE3
oklch(93.6% 0.014 134.9)
-
Step 200
200
#D1DDCC
oklch(88.4% 0.026 136.3)
-
Step 300
300
#B3C8A9
oklch(80.8% 0.048 135.5)
-
Step 400
400
#8BAC7C
oklch(70.7% 0.077 136.1)
-
Step 500
500 (this color)
#668F52
oklch(60.4% 0.099 136)
-
Step 600
600
#55813F
oklch(55.5% 0.107 136.1)
-
Step 700
700
#456D31
oklch(49% 0.1 136.2)
-
Step 800
800
#395929
oklch(42.7% 0.083 136.1)
-
Step 900
900
#324926
oklch(37.6% 0.063 135.6)
-
Step 950
950
#1D2B17
oklch(27% 0.04 136.7)
#668F52 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) | #93864D | 0.064 |
| Deuteranopia (no green cones) | #8D8356 | 0.063 |
| Tritanopia (no blue cones) | #658B80 | 0.070 |
| Achromatopsia (no color) | #848484 | 0.099 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #668F52
#668F52
oklch(60.4% 0.099 136)
- #996FA9
#996FA9
oklch(60.5% 0.098 316.4)
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 #668F52, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Forest Green #4F9153 ΔE 0.025
- Drab Green #749551 ΔE 0.026
- Moss Green #658B38 ΔE 0.028
- Fern Green #548D44 ΔE 0.029
- Khaki Green #728639 ΔE 0.031
- Camo #7F8F4E ΔE 0.032
- Dark Sage #598556 ΔE 0.037
- Moss #769958 ΔE 0.037
Use #668F52 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.