#678660
Closest named color: Slate Green (#658D6D). oklch(58.6% 0.067 139.9), rgb(103, 134, 96).
Aa
Black text reads best on this color (5.15:1).
About this color
#678660 is a medium-dark, muted green. In OKLCH its lightness is 59%, its chroma 0.067 and its hue 140°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Slate Green (#658D6D), ΔE 0.022 away. Black text reads best on it, at 5.15:1.
| Hue family | Greens |
| Lightness | medium-dark (59%) |
| Chroma | muted (0.067) |
| Temperature | in between |
| Nearest name | Slate Green (#658D6D) |
| Black text | 5.15:1 |
| White text | 4.07:1 |
Values
| HEX | #678660 |
| RGB | rgb(103, 134, 96) |
| HSL | hsl(109, 17%, 45%) |
| OKLCH | oklch(58.6% 0.067 139.9) |
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 #678660 | 4.07:1 | AA large text | Lc -73.4 | Content text, not long reading |
| Black text on #678660 | 5.15:1 | AA | Lc 36.2 | Non-text elements, placeholder text |
| #678660 text on white | 4.07:1 | AA large text | Lc 67.9 | Content text, not long reading |
| #678660 text on black | 5.15:1 | AA | Lc -33.8 | 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 600.
-
Step 50
50
#F4F6F4
oklch(97.1% 0.003 145.5)
-
Step 100
100
#E7EBE6
oklch(93.6% 0.008 139.4)
-
Step 200
200
#D4DCD2
oklch(88.6% 0.016 139.4)
-
Step 300
300
#B7C6B3
oklch(81% 0.031 139.1)
-
Step 400
400
#91A88C
oklch(70.6% 0.048 140.1)
-
Step 500
500
#769370
oklch(63.1% 0.061 140.3)
-
Step 600
600 (this color)
#678660
oklch(58.6% 0.067 139.9)
-
Step 700
700
#4E6A48
oklch(49.2% 0.062 140.1)
-
Step 800
800
#40563B
oklch(42.7% 0.051 139.9)
-
Step 900
900
#364733
oklch(37.7% 0.04 140.8)
-
Step 950
950
#202A1E
oklch(27.1% 0.026 140.4)
#678660 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) | #88805E | 0.048 |
| Deuteranopia (no green cones) | #837D62 | 0.046 |
| Tritanopia (no blue cones) | #65837C | 0.045 |
| Achromatopsia (no color) | #7E7E7E | 0.067 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #678660
#678660
oklch(58.6% 0.067 139.9)
- #8E6F95
#8E6F95
oklch(58.5% 0.067 320)
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 #678660, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate Green #658D6D ΔE 0.022
- Dark Sage #598556 ΔE 0.024
- Green Grey #77926F ΔE 0.044
- Drab #828344 ΔE 0.045
- Military Green #667C3E ΔE 0.045
- Swamp #698339 ΔE 0.046
- Khaki Green #728639 ΔE 0.047
- Light Forest Green #4F9153 ΔE 0.050
Use #678660 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.