#688B4B
Closest named color: Khaki Green (#728639). oklch(59.5% 0.099 132.2), rgb(104, 139, 75).
Aa
Black text reads best on this color (5.38:1).
About this color
#688B4B is a medium-dark, moderately saturated green. In OKLCH its lightness is 59%, its chroma 0.099 and its hue 132°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Khaki Green (#728639), ΔE 0.021 away. Black text reads best on it, at 5.38:1.
| Hue family | Greens |
| Lightness | medium-dark (59%) |
| Chroma | moderately saturated (0.099) |
| Temperature | in between |
| Nearest name | Khaki Green (#728639) |
| Black text | 5.38:1 |
| White text | 3.90:1 |
Values
| HEX | #688B4B |
| RGB | rgb(104, 139, 75) |
| HSL | hsl(93, 30%, 42%) |
| OKLCH | oklch(59.5% 0.099 132.2) |
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 #688B4B | 3.90:1 | AA large text | Lc -71.9 | Content text, not long reading |
| Black text on #688B4B | 5.38:1 | AA | Lc 37.7 | Non-text elements, placeholder text |
| #688B4B text on white | 3.90:1 | AA large text | Lc 66.4 | Content text, not long reading |
| #688B4B text on black | 5.38:1 | AA | Lc -35.3 | 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
#F4F6F2
oklch(97.1% 0.006 128.5)
-
Step 100
100
#E6ECE2
oklch(93.6% 0.015 132.5)
-
Step 200
200
#D3DDCB
oklch(88.5% 0.027 130.9)
-
Step 300
300
#B5C8A8
oklch(81% 0.049 132.6)
-
Step 400
400
#8FAB79
oklch(70.7% 0.077 131.9)
-
Step 500
500 (this color)
#688B4B
oklch(59.5% 0.099 132.2)
-
Step 600
600
#5B803A
oklch(55.5% 0.107 132.1)
-
Step 700
700
#4B6C2C
oklch(49.1% 0.1 131.9)
-
Step 800
800
#3D5826
oklch(42.6% 0.082 132.4)
-
Step 900
900
#344923
oklch(37.7% 0.066 132.5)
-
Step 950
950
#1F2B15
oklch(27.1% 0.042 132)
#688B4B 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) | #908346 | 0.058 |
| Deuteranopia (no green cones) | #8B804F | 0.058 |
| Tritanopia (no blue cones) | #69867C | 0.075 |
| Achromatopsia (no color) | #818181 | 0.100 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #688B4B
#688B4B
oklch(59.5% 0.099 132.2)
- #936DA9
#936DA9
oklch(59.5% 0.098 312.6)
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 #688B4B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Khaki Green #728639 ΔE 0.021
- Moss Green #658B38 ΔE 0.022
- Swamp #698339 ΔE 0.026
- Fern Green #548D44 ΔE 0.027
- Light Forest Green #4F9153 ΔE 0.029
- Dark Sage #598556 ΔE 0.031
- Drab Green #749551 ΔE 0.034
- Camo #7F8F4E ΔE 0.034
Use #688B4B 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.