#64576D
Closest named color: Dusty Grape (#545775). oklch(47.8% 0.038 311.4), rgb(100, 87, 109).
Aa
White text reads best on this color (6.71:1).
About this color
#64576D is a medium-dark, muted purple. In OKLCH its lightness is 48%, its chroma 0.038 and its hue 311°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dusty Grape (#545775), ΔE 0.028 away. White text reads best on it, at 6.71:1.
| Hue family | Purples |
| Lightness | medium-dark (48%) |
| Chroma | muted (0.038) |
| Temperature | in between |
| Nearest name | Dusty Grape (#545775) |
| Black text | 3.12:1 |
| White text | 6.71:1 |
Values
| HEX | #64576D |
| RGB | rgb(100, 87, 109) |
| HSL | hsl(275, 11%, 38%) |
| OKLCH | oklch(47.8% 0.038 311.4) |
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 #64576D | 6.71:1 | AA | Lc -88.2 | Fine for body text |
| Black text on #64576D | 3.12:1 | AA large text | Lc 20.9 | Dividers and decoration only |
| #64576D text on white | 6.71:1 | AA | Lc 83.1 | Fine for body text |
| #64576D text on black | 3.12:1 | AA large text | Lc -18.8 | 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 700.
-
Step 50
50
#F6F5F7
oklch(97.1% 0.003 308.4)
-
Step 100
100
#EBE9EC
oklch(93.6% 0.005 314.8)
-
Step 200
200
#DBD7DE
oklch(88.4% 0.01 311.2)
-
Step 300
300
#C4BDCA
oklch(80.8% 0.02 309.8)
-
Step 400
400
#A79CAE
oklch(70.8% 0.029 312.5)
-
Step 500
500
#91839B
oklch(63.1% 0.039 311.2)
-
Step 600
600
#7B6D85
oklch(55.6% 0.04 311.1)
-
Step 700
700 (this color)
#64576D
oklch(47.8% 0.038 311.4)
-
Step 800
800
#554A5C
oklch(42.7% 0.032 312.2)
-
Step 900
900
#463E4B
oklch(37.7% 0.024 312.5)
-
Step 950
950
#29242C
oklch(26.9% 0.016 312.9)
#64576D 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) | #545B6E | 0.026 |
| Deuteranopia (no green cones) | #565C6C | 0.026 |
| Tritanopia (no blue cones) | #635A5E | 0.029 |
| Achromatopsia (no color) | #5C5C5C | 0.038 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #64576D
#64576D
oklch(47.8% 0.038 311.4)
- #55624B
#55624B
oklch(47.8% 0.039 131.8)
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 #64576D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Grape #545775 ΔE 0.028
- Slate #516572 ΔE 0.046
- Dusk #4E5481 ΔE 0.050
- YInMn Blue #415A77 ΔE 0.052
- Dim Gray #696969 ΔE 0.058
- Dull Purple #84597E ΔE 0.063
- Muted Purple #805B87 ΔE 0.065
- Dark Mauve #874C62 ΔE 0.065
Use #64576D 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.