#688E5F
Closest named color: Slate Green (#658D6D). oklch(60.6% 0.081 139.7), rgb(104, 142, 95).
Aa
Black text reads best on this color (5.62:1).
About this color
#688E5F is a medium-dark, moderately saturated green. In OKLCH its lightness is 61%, its chroma 0.081 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 0.021 away. Black text reads best on it, at 5.62:1.
| Hue family | Greens |
| Lightness | medium-dark (61%) |
| Chroma | moderately saturated (0.081) |
| Temperature | in between |
| Nearest name | Slate Green (#658D6D) |
| Black text | 5.62:1 |
| White text | 3.73:1 |
Values
| HEX | #688E5F |
| RGB | rgb(104, 142, 95) |
| HSL | hsl(109, 20%, 46%) |
| OKLCH | oklch(60.6% 0.081 139.7) |
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 #688E5F | 3.73:1 | AA large text | Lc -70.4 | Content text, not long reading |
| Black text on #688E5F | 5.62:1 | AA | Lc 39.2 | Non-text elements, placeholder text |
| #688E5F text on white | 3.73:1 | AA large text | Lc 64.9 | Content text, not long reading |
| #688E5F text on black | 5.62:1 | 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
#F4F6F3
oklch(97.1% 0.004 134.8)
-
Step 100
100
#E6ECE5
oklch(93.7% 0.011 141.3)
-
Step 200
200
#D2DDCF
oklch(88.5% 0.022 139)
-
Step 300
300
#B4C7AF
oklch(80.9% 0.039 139.2)
-
Step 400
400
#8CAB85
oklch(70.8% 0.064 139.9)
-
Step 500
500 (this color)
#688E5F
oklch(60.6% 0.081 139.7)
-
Step 600
600
#57804D
oklch(55.6% 0.089 139.6)
-
Step 700
700
#476C3E
oklch(49.1% 0.082 139.6)
-
Step 800
800
#3B5834
oklch(42.7% 0.067 139.6)
-
Step 900
900
#32492D
oklch(37.8% 0.054 140)
-
Step 950
950
#1E2B1B
oklch(27.2% 0.034 139.8)
#688E5F 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) | #91865C | 0.058 |
| Deuteranopia (no green cones) | #8B8362 | 0.057 |
| Tritanopia (no blue cones) | #668B82 | 0.054 |
| Achromatopsia (no color) | #848484 | 0.081 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #688E5F
#688E5F
oklch(60.6% 0.081 139.7)
- #9872A1
#9872A1
oklch(60.6% 0.082 319.8)
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 #688E5F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate Green #658D6D ΔE 0.021
- Green Grey #77926F ΔE 0.032
- Drab Green #749551 ΔE 0.034
- Camo #7F8F4E ΔE 0.034
- Dark Sage #598556 ΔE 0.035
- Light Forest Green #4F9153 ΔE 0.036
- Moss #769958 ΔE 0.041
- Khaki Green #728639 ΔE 0.042
Use #688E5F 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.