#688575
Closest named color: Slate Green (#658D6D). oklch(58.9% 0.041 160.7), rgb(104, 133, 117).
Aa
Black text reads best on this color (5.20:1).
About this color
#688575 is a medium-dark, muted green. In OKLCH its lightness is 59%, its chroma 0.041 and its hue 161°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Slate Green (#658D6D), ΔE 0.030 away. Black text reads best on it, at 5.20:1.
| Hue family | Greens |
| Lightness | medium-dark (59%) |
| Chroma | muted (0.041) |
| Temperature | in between |
| Nearest name | Slate Green (#658D6D) |
| Black text | 5.20:1 |
| White text | 4.03:1 |
Values
| HEX | #688575 |
| RGB | rgb(104, 133, 117) |
| HSL | hsl(147, 12%, 46%) |
| OKLCH | oklch(58.9% 0.041 160.7) |
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 #688575 | 4.03:1 | AA large text | Lc -73.1 | Content text, not long reading |
| Black text on #688575 | 5.20:1 | AA | Lc 36.5 | Non-text elements, placeholder text |
| #688575 text on white | 4.03:1 | AA large text | Lc 67.6 | Content text, not long reading |
| #688575 text on black | 5.20:1 | AA | Lc -34.0 | 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
#F4F6F5
oklch(97.1% 0.002 165.1)
-
Step 100
100
#E7EBE9
oklch(93.6% 0.005 165)
-
Step 200
200
#D4DBD7
oklch(88.5% 0.009 161.3)
-
Step 300
300
#B7C4BD
oklch(80.8% 0.017 162.6)
-
Step 400
400
#91A79A
oklch(70.8% 0.031 159.6)
-
Step 500
500
#769182
oklch(63.1% 0.038 160.8)
-
Step 600
600 (this color)
#688575
oklch(58.9% 0.041 160.7)
-
Step 700
700
#4E685A
oklch(49.2% 0.038 161.1)
-
Step 800
800
#405549
oklch(42.8% 0.033 159.6)
-
Step 900
900
#36463D
oklch(37.7% 0.026 160.2)
-
Step 950
950
#202924
oklch(27% 0.016 160.8)
#688575 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) | #848174 | 0.039 |
| Deuteranopia (no green cones) | #7F7D76 | 0.038 |
| Tritanopia (no blue cones) | #638580 | 0.017 |
| Achromatopsia (no color) | #7E7E7E | 0.041 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #688575
#688575
oklch(58.9% 0.041 160.7)
- #8F7485
#8F7485
oklch(59% 0.042 340.3)
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 #688575, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate Green #658D6D ΔE 0.030
- Medium Grey #7D7F7C ΔE 0.037
- Steel Grey #6F828A ΔE 0.038
- Dusty Teal #4C9085 ΔE 0.040
- Battleship Grey #6B7C85 ΔE 0.042
- Gray #808080 ΔE 0.042
- Green Grey #77926F ΔE 0.048
- Slate Gray #708090 ΔE 0.051
Use #688575 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.