#688B60
Closest named color: Slate Green (#658D6D). oklch(59.9% 0.075 139.8), rgb(104, 139, 96).
Aa
Black text reads best on this color (5.45:1).
About this color
#688B60 is a medium-dark, moderately saturated green. In OKLCH its lightness is 60%, its chroma 0.075 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 0.017 away. Black text reads best on it, at 5.45:1.
| Hue family | Greens |
| Lightness | medium-dark (60%) |
| Chroma | moderately saturated (0.075) |
| Temperature | in between |
| Nearest name | Slate Green (#658D6D) |
| Black text | 5.45:1 |
| White text | 3.85:1 |
Values
| HEX | #688B60 |
| RGB | rgb(104, 139, 96) |
| HSL | hsl(109, 18%, 46%) |
| OKLCH | oklch(59.9% 0.075 139.8) |
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 #688B60 | 3.85:1 | AA large text | Lc -71.5 | Content text, not long reading |
| Black text on #688B60 | 5.45:1 | AA | Lc 38.1 | Non-text elements, placeholder text |
| #688B60 text on white | 3.85:1 | AA large text | Lc 66.0 | Content text, not long reading |
| #688B60 text on black | 5.45:1 | AA | Lc -35.7 | 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
#F4F6F3
oklch(97.1% 0.004 134.8)
-
Step 100
100
#E6ECE5
oklch(93.7% 0.011 141.3)
-
Step 200
200
#D2DDD0
oklch(88.6% 0.021 140.9)
-
Step 300
300
#B5C7B1
oklch(81% 0.036 140)
-
Step 400
400
#8EAA87
oklch(70.7% 0.059 139.4)
-
Step 500
500 (this color)
#688B60
oklch(59.9% 0.075 139.8)
-
Step 600
600
#597F51
oklch(55.6% 0.081 140.2)
-
Step 700
700
#496B41
oklch(49% 0.076 139.7)
-
Step 800
800
#3C5736
oklch(42.6% 0.062 140)
-
Step 900
900
#34482F
oklch(37.7% 0.049 139.5)
-
Step 950
950
#1E2A1C
oklch(26.9% 0.03 141)
#688B60 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) | #8E845D | 0.054 |
| Deuteranopia (no green cones) | #888162 | 0.052 |
| Tritanopia (no blue cones) | #668880 | 0.050 |
| Achromatopsia (no color) | #828282 | 0.075 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #688B60
#688B60
oklch(59.9% 0.075 139.8)
- #94719C
#94719C
oklch(59.8% 0.076 320)
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 #688B60, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate Green #658D6D ΔE 0.017
- Dark Sage #598556 ΔE 0.029
- Green Grey #77926F ΔE 0.034
- Camo #7F8F4E ΔE 0.040
- Light Forest Green #4F9153 ΔE 0.041
- Drab Green #749551 ΔE 0.043
- Khaki Green #728639 ΔE 0.043
- Drab #828344 ΔE 0.043
Use #688B60 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.