#663256
Closest named color: Purple Brown (#673A3F). oklch(39.8% 0.089 340.2), rgb(102, 50, 86).
Aa
White text reads best on this color (9.74:1).
About this color
#663256 is a dark, moderately saturated purple. In OKLCH its lightness is 40%, its chroma 0.089 and its hue 340°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.050 away. White text reads best on it, at 9.74:1.
| Hue family | Purples |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.089) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.15:1 |
| White text | 9.74:1 |
Values
| HEX | #663256 |
| RGB | rgb(102, 50, 86) |
| HSL | hsl(318, 34%, 30%) |
| OKLCH | oklch(39.8% 0.089 340.2) |
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 #663256 | 9.74:1 | AAA | Lc -96.5 | Preferred for body text |
| Black text on #663256 | 2.15:1 | Fails | Lc 11.7 | Not readable |
| #663256 text on white | 9.74:1 | AAA | Lc 92.3 | Preferred for body text |
| #663256 text on black | 2.15:1 | Fails | Lc -10.1 | Not readable |
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 900.
-
Step 50
50
#FAF3F7
oklch(97.1% 0.009 341.8)
-
Step 100
100
#F3E5EE
oklch(93.6% 0.019 338.7)
-
Step 200
200
#EBD0E1
oklch(88.5% 0.037 339.8)
-
Step 300
300
#DFB0CE
oklch(80.8% 0.067 340.2)
-
Step 400
400
#CD86B5
oklch(70.7% 0.106 340.3)
-
Step 500
500
#BF65A3
oklch(63.1% 0.138 340.2)
-
Step 600
600
#AA4B8E
oklch(55.7% 0.148 340.3)
-
Step 700
700
#913B79
oklch(49% 0.138 339.8)
-
Step 800
800
#763262
oklch(42.7% 0.113 340.2)
-
Step 900
900 (this color)
#663256
oklch(39.8% 0.089 340.2)
-
Step 950
950
#381A2F
oklch(26.9% 0.057 339.6)
#663256 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) | #343F57 | 0.093 |
| Deuteranopia (no green cones) | #424755 | 0.084 |
| Tritanopia (no blue cones) | #6B3340 | 0.040 |
| Achromatopsia (no color) | #444444 | 0.090 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #663256
#663256
oklch(39.8% 0.089 340.2)
- #015536
#015536
oklch(39.7% 0.089 160.2)
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 #663256, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.050
- Brownish Purple #76424E ΔE 0.061
- Velvet #750851 ΔE 0.068
- Grape Purple #5D1451 ΔE 0.069
- Rich Purple #720058 ΔE 0.076
- Red Purple #820747 ΔE 0.077
- Merlot #730039 ΔE 0.079
- Wine #80013F ΔE 0.080
Use #663256 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.