#688A57
Closest named color: Dark Sage (#598556). oklch(59.4% 0.084 135.7), rgb(104, 138, 87).
Aa
Black text reads best on this color (5.36:1).
About this color
#688A57 is a medium-dark, moderately saturated green. In OKLCH its lightness is 59%, its chroma 0.084 and its hue 136°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Sage (#598556), ΔE 0.025 away. Black text reads best on it, at 5.36:1.
| Hue family | Greens |
| Lightness | medium-dark (59%) |
| Chroma | moderately saturated (0.084) |
| Temperature | in between |
| Nearest name | Dark Sage (#598556) |
| Black text | 5.36:1 |
| White text | 3.91:1 |
Values
| HEX | #688A57 |
| RGB | rgb(104, 138, 87) |
| HSL | hsl(100, 23%, 44%) |
| OKLCH | oklch(59.4% 0.084 135.7) |
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 #688A57 | 3.91:1 | AA large text | Lc -72.0 | Content text, not long reading |
| Black text on #688A57 | 5.36:1 | AA | Lc 37.5 | Non-text elements, placeholder text |
| #688A57 text on white | 3.91:1 | AA large text | Lc 66.5 | Content text, not long reading |
| #688A57 text on black | 5.36:1 | AA | Lc -35.1 | 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
#E6ECE4
oklch(93.6% 0.012 137.8)
-
Step 200
200
#D3DDCE
oklch(88.6% 0.023 135)
-
Step 300
300
#B5C7AD
oklch(80.9% 0.041 136)
-
Step 400
400
#8FAA81
oklch(70.6% 0.065 135.1)
-
Step 500
500 (this color)
#688A57
oklch(59.4% 0.084 135.7)
-
Step 600
600
#5B7F48
oklch(55.5% 0.09 135.5)
-
Step 700
700
#4B6C39
oklch(49.3% 0.086 135.4)
-
Step 800
800
#3D5830
oklch(42.8% 0.071 136.1)
-
Step 900
900
#34482A
oklch(37.6% 0.055 135.7)
-
Step 950
950
#1F2A19
oklch(26.9% 0.034 134.9)
#688A57 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) | #8E8353 | 0.054 |
| Deuteranopia (no green cones) | #88805A | 0.053 |
| Tritanopia (no blue cones) | #68867D | 0.060 |
| Achromatopsia (no color) | #818181 | 0.084 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #688A57
#688A57
oklch(59.4% 0.084 135.7)
- #926FA1
#926FA1
oklch(59.4% 0.084 315.5)
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 #688A57, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Sage #598556 ΔE 0.025
- Slate Green #658D6D ΔE 0.028
- Khaki Green #728639 ΔE 0.032
- Swamp #698339 ΔE 0.035
- Light Forest Green #4F9153 ΔE 0.035
- Camo #7F8F4E ΔE 0.037
- Moss Green #658B38 ΔE 0.038
- Drab #828344 ΔE 0.038
Use #688A57 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.