#866664
Closest named color: Dark Taupe (#7F684E). oklch(54.2% 0.042 22.6), rgb(134, 102, 100).
Aa
White text reads best on this color (5.12:1).
About this color
#866664 is a medium-dark, muted red. In OKLCH its lightness is 54%, its chroma 0.042 and its hue 23°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Taupe (#7F684E), ΔE 0.038 away. White text reads best on it, at 5.12:1.
| Hue family | Reds |
| Lightness | medium-dark (54%) |
| Chroma | muted (0.042) |
| Temperature | warm |
| Nearest name | Dark Taupe (#7F684E) |
| Black text | 4.09:1 |
| White text | 5.12:1 |
Values
| HEX | #866664 |
| RGB | rgb(134, 102, 100) |
| HSL | hsl(4, 15%, 46%) |
| OKLCH | oklch(54.2% 0.042 22.6) |
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 #866664 | 5.12:1 | AA | Lc -80.7 | Fine for body text |
| Black text on #866664 | 4.09:1 | AA large text | Lc 28.8 | Dividers and decoration only |
| #866664 text on white | 5.12:1 | AA | Lc 75.3 | Fine for body text |
| #866664 text on black | 4.09:1 | AA large text | Lc -26.4 | Dividers and decoration only |
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
#F7F5F5
oklch(97.2% 0.002 17.2)
-
Step 100
100
#EDE8E8
oklch(93.5% 0.005 17.3)
-
Step 200
200
#E0D7D6
oklch(88.6% 0.01 25.1)
-
Step 300
300
#CDBCBB
oklch(80.9% 0.019 21.6)
-
Step 400
400
#B39A98
oklch(70.8% 0.03 23.3)
-
Step 500
500
#A0817F
oklch(63.2% 0.039 22.5)
-
Step 600
600 (this color)
#866664
oklch(54.2% 0.042 22.6)
-
Step 700
700
#755857
oklch(49% 0.039 20.8)
-
Step 800
800
#604847
oklch(42.7% 0.033 21.3)
-
Step 900
900
#4E3D3B
oklch(37.8% 0.024 26.1)
-
Step 950
950
#2E2423
oklch(27.2% 0.015 24.8)
#866664 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) | #6C6A64 | 0.043 |
| Deuteranopia (no green cones) | #737064 | 0.040 |
| Tritanopia (no blue cones) | #8D6366 | 0.015 |
| Achromatopsia (no color) | #6E6E6E | 0.042 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #866664
#866664
oklch(54.2% 0.042 22.6)
- #52777A
#52777A
oklch(54.3% 0.042 202.4)
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 #866664, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Taupe #7F684E ΔE 0.038
- Cocoa #875F42 ΔE 0.045
- Grey Brown #7F7053 ΔE 0.046
- Dim Gray #696969 ΔE 0.047
- Dull Brown #876E4B ΔE 0.049
- Purple Grey #866F85 ΔE 0.049
- Dusky Purple #895B7B ΔE 0.055
- Reddish Grey #997570 ΔE 0.055
Use #866664 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.