#64597E
Closest named color: Dusty Grape (#545775). oklch(48.9% 0.06 297.8), rgb(100, 89, 126).
Aa
White text reads best on this color (6.41:1).
About this color
#64597E is a medium-dark, muted purple. In OKLCH its lightness is 49%, its chroma 0.060 and its hue 298°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dusty Grape (#545775), ΔE 0.031 away. White text reads best on it, at 6.41:1.
| Hue family | Purples |
| Lightness | medium-dark (49%) |
| Chroma | muted (0.060) |
| Temperature | in between |
| Nearest name | Dusty Grape (#545775) |
| Black text | 3.27:1 |
| White text | 6.41:1 |
Values
| HEX | #64597E |
| RGB | rgb(100, 89, 126) |
| HSL | hsl(258, 17%, 42%) |
| OKLCH | oklch(48.9% 0.06 297.8) |
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 #64597E | 6.41:1 | AA | Lc -87.0 | Fine for body text |
| Black text on #64597E | 3.27:1 | AA large text | Lc 22.2 | Dividers and decoration only |
| #64597E text on white | 6.41:1 | AA | Lc 81.9 | Fine for body text |
| #64597E text on black | 3.27:1 | AA large text | Lc -20.0 | 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
#F6F5F8
oklch(97.2% 0.004 301.4)
-
Step 100
100
#EAE9EF
oklch(93.7% 0.008 293.9)
-
Step 200
200
#DAD7E3
oklch(88.5% 0.017 297.5)
-
Step 300
300
#C2BDD1
oklch(80.9% 0.028 297.2)
-
Step 400
400
#A49BBA
oklch(70.7% 0.046 298.5)
-
Step 500
500
#8D82A9
oklch(63% 0.059 297.6)
-
Step 600
600
#776B94
oklch(55.5% 0.064 297.7)
-
Step 700
700 (this color)
#64597E
oklch(48.9% 0.06 297.8)
-
Step 800
800
#524967
oklch(42.7% 0.05 298)
-
Step 900
900
#443D54
oklch(37.7% 0.04 298.4)
-
Step 950
950
#282431
oklch(27% 0.024 298.9)
#64597E 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) | #515F80 | 0.031 |
| Deuteranopia (no green cones) | #525E7D | 0.030 |
| Tritanopia (no blue cones) | #5F5F66 | 0.049 |
| Achromatopsia (no color) | #5F5F5F | 0.060 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #64597E
#64597E
oklch(48.9% 0.06 297.8)
- #5D653D
#5D653D
oklch(48.9% 0.06 117.9)
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 #64597E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Grape #545775 ΔE 0.031
- Dusk #4E5481 ΔE 0.040
- Twilight #4E518B ΔE 0.051
- Muted Purple #805B87 ΔE 0.051
- Dusky Blue #475F94 ΔE 0.052
- Slate #516572 ΔE 0.053
- YInMn Blue #415A77 ΔE 0.053
- Dull Purple #84597E ΔE 0.055
Use #64597E 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.