#668F32
Closest named color: Olive Drab (#6B8E23). oklch(60% 0.131 129.8), rgb(102, 143, 50).
Aa
Black text reads best on this color (5.53:1).
About this color
#668F32 is a medium-dark, moderately saturated green. In OKLCH its lightness is 60%, its chroma 0.131 and its hue 130°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Olive Drab (#6B8E23), ΔE 0.011 away. Black text reads best on it, at 5.53:1.
| Hue family | Greens |
| Lightness | medium-dark (60%) |
| Chroma | moderately saturated (0.131) |
| Temperature | in between |
| Nearest name | Olive Drab (#6B8E23) |
| Black text | 5.53:1 |
| White text | 3.79:1 |
Values
| HEX | #668F32 |
| RGB | rgb(102, 143, 50) |
| HSL | hsl(86, 48%, 38%) |
| OKLCH | oklch(60% 0.131 129.8) |
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 #668F32 | 3.79:1 | AA large text | Lc -70.8 | Content text, not long reading |
| Black text on #668F32 | 5.53:1 | AA | Lc 38.8 | Non-text elements, placeholder text |
| #668F32 text on white | 3.79:1 | AA large text | Lc 65.3 | Content text, not long reading |
| #668F32 text on black | 5.53:1 | AA | Lc -36.4 | 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
#F3F7F1
oklch(97.1% 0.009 134.9)
-
Step 100
100
#E6EDE0
oklch(93.7% 0.019 130.2)
-
Step 200
200
#D1DEC6
oklch(88.4% 0.035 130.5)
-
Step 300
300
#B3C99E
oklch(80.8% 0.063 129.8)
-
Step 400
400
#8CAD68
oklch(70.6% 0.101 129.5)
-
Step 500
500 (this color)
#668F32
oklch(60% 0.131 129.8)
-
Step 600
600
#578313
oklch(55.7% 0.142 130)
-
Step 700
700
#476E00
oklch(49% 0.131 129.8)
-
Step 800
800
#3B5A09
oklch(42.7% 0.109 129.6)
-
Step 900
900
#324A13
oklch(37.7% 0.085 130)
-
Step 950
950
#1E2B0D
oklch(26.9% 0.053 129)
#668F32 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) | #968526 | 0.069 |
| Deuteranopia (no green cones) | #908239 | 0.070 |
| Tritanopia (no blue cones) | #69897C | 0.101 |
| Achromatopsia (no color) | #838383 | 0.131 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #668F32
#668F32
oklch(60% 0.131 129.8)
- #9868BA
#9868BA
oklch(60% 0.13 309.9)
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 #668F32, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Olive Drab #6B8E23 ΔE 0.011
- Mossy Green #638B27 ΔE 0.014
- Moss Green #658B38 ΔE 0.014
- Dark Yellow Green #728F02 ΔE 0.025
- Sap Green #5C8B15 ΔE 0.026
- Fern Green #548D44 ΔE 0.026
- Khaki Green #728639 ΔE 0.032
- Swamp Green #748500 ΔE 0.032
Use #668F32 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.