#688775
Closest named color: Slate Green (#658D6D). oklch(59.4% 0.045 159.2), rgb(104, 135, 117).
Aa
Black text reads best on this color (5.31:1).
About this color
#688775 is a medium-dark, muted green. In OKLCH its lightness is 59%, its chroma 0.045 and its hue 159°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Slate Green (#658D6D), ΔE 0.025 away. Black text reads best on it, at 5.31:1.
| Hue family | Greens |
| Lightness | medium-dark (59%) |
| Chroma | muted (0.045) |
| Temperature | in between |
| Nearest name | Slate Green (#658D6D) |
| Black text | 5.31:1 |
| White text | 3.95:1 |
Values
| HEX | #688775 |
| RGB | rgb(104, 135, 117) |
| HSL | hsl(145, 13%, 47%) |
| OKLCH | oklch(59.4% 0.045 159.2) |
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 #688775 | 3.95:1 | AA large text | Lc -72.4 | Content text, not long reading |
| Black text on #688775 | 5.31:1 | AA | Lc 37.2 | Non-text elements, placeholder text |
| #688775 text on white | 3.95:1 | AA large text | Lc 66.9 | Content text, not long reading |
| #688775 text on black | 5.31:1 | AA | Lc -34.8 | 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
#F4F6F5
oklch(97.1% 0.002 165.1)
-
Step 100
100
#E6EBE8
oklch(93.5% 0.007 160.1)
-
Step 200
200
#D3DCD6
oklch(88.6% 0.013 157)
-
Step 300
300
#B5C5BC
oklch(80.9% 0.021 161.3)
-
Step 400
400
#8FA899
oklch(70.8% 0.035 159)
-
Step 500
500 (this color)
#688775
oklch(59.4% 0.045 159.2)
-
Step 600
600
#5B7C69
oklch(55.5% 0.048 159.1)
-
Step 700
700
#4A6958
oklch(49.1% 0.045 160.2)
-
Step 800
800
#3D5548
oklch(42.6% 0.036 160.7)
-
Step 900
900
#34463C
oklch(37.5% 0.029 160.3)
-
Step 950
950
#1F2923
oklch(26.9% 0.018 158.6)
#688775 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) | #868274 | 0.042 |
| Deuteranopia (no green cones) | #817E76 | 0.042 |
| Tritanopia (no blue cones) | #628782 | 0.020 |
| Achromatopsia (no color) | #808080 | 0.045 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #688775
#688775
oklch(59.4% 0.045 159.2)
- #917487
#917487
oklch(59.3% 0.045 339.3)
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 #688775, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate Green #658D6D ΔE 0.025
- Dusty Teal #4C9085 ΔE 0.037
- Medium Grey #7D7F7C ΔE 0.040
- Steel Grey #6F828A ΔE 0.041
- Green Grey #77926F ΔE 0.042
- Gray #808080 ΔE 0.045
- Battleship Grey #6B7C85 ΔE 0.047
- Dark Sage #598556 ΔE 0.050
Use #688775 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.