#644466
Closest named color: Brownish Purple (#76424E). oklch(43.5% 0.068 324.7), rgb(100, 68, 102).
Aa
White text reads best on this color (8.20:1).
About this color
#644466 is a dark, muted purple. In OKLCH its lightness is 44%, its chroma 0.068 and its hue 325°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Brownish Purple (#76424E), ΔE 0.051 away. White text reads best on it, at 8.20:1.
| Hue family | Purples |
| Lightness | dark (44%) |
| Chroma | muted (0.068) |
| Temperature | in between |
| Nearest name | Brownish Purple (#76424E) |
| Black text | 2.56:1 |
| White text | 8.20:1 |
Values
| HEX | #644466 |
| RGB | rgb(100, 68, 102) |
| HSL | hsl(296, 20%, 33%) |
| OKLCH | oklch(43.5% 0.068 324.7) |
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 #644466 | 8.20:1 | AAA | Lc -92.9 | Preferred for body text |
| Black text on #644466 | 2.56:1 | Fails | Lc 15.7 | Dividers and decoration only |
| #644466 text on white | 8.20:1 | AAA | Lc 88.3 | Fine for body text |
| #644466 text on black | 2.56:1 | Fails | Lc -13.9 | 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 800.
-
Step 50
50
#F7F4F7
oklch(97% 0.005 325.6)
-
Step 100
100
#EEE7EE
oklch(93.5% 0.012 325.7)
-
Step 200
200
#E1D4E1
oklch(88.4% 0.023 325.8)
-
Step 300
300
#CEB8CF
oklch(80.8% 0.04 324.6)
-
Step 400
400
#B593B7
oklch(70.6% 0.064 324.5)
-
Step 500
500
#A279A5
oklch(63.1% 0.08 324.2)
-
Step 600
600
#8D6190
oklch(55.6% 0.088 324.5)
-
Step 700
700
#78507A
oklch(49.1% 0.081 325.1)
-
Step 800
800 (this color)
#644466
oklch(43.5% 0.068 324.7)
-
Step 900
900
#503851
oklch(37.8% 0.052 325.2)
-
Step 950
950
#2F2130
oklch(27.1% 0.034 324.2)
#644466 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) | #414C67 | 0.061 |
| Deuteranopia (no green cones) | #495065 | 0.055 |
| Tritanopia (no blue cones) | #664750 | 0.041 |
| Achromatopsia (no color) | #4F4F4F | 0.068 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #644466
#644466
oklch(43.5% 0.068 324.7)
- #395B39
#395B39
oklch(43.5% 0.068 144.3)
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 #644466, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Brownish Purple #76424E ΔE 0.051
- Dusty Grape #545775 ΔE 0.057
- Purple Brown #673A3F ΔE 0.062
- Dusk #4E5481 ΔE 0.062
- Twilight #4E518B ΔE 0.070
- Dark Mauve #874C62 ΔE 0.073
- YInMn Blue #415A77 ΔE 0.077
- Dark Slate Blue #483D8B ΔE 0.086
Use #644466 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.