#64557F
Closest named color: Dusty Grape (#545775). oklch(48.1% 0.068 300.3), rgb(100, 85, 127).
Aa
White text reads best on this color (6.67:1).
About this color
#64557F is a medium-dark, muted purple. In OKLCH its lightness is 48%, its chroma 0.068 and its hue 300°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dusty Grape (#545775), ΔE 0.032 away. White text reads best on it, at 6.67:1.
| Hue family | Purples |
| Lightness | medium-dark (48%) |
| Chroma | muted (0.068) |
| Temperature | in between |
| Nearest name | Dusty Grape (#545775) |
| Black text | 3.14:1 |
| White text | 6.67:1 |
Values
| HEX | #64557F |
| RGB | rgb(100, 85, 127) |
| HSL | hsl(261, 20%, 42%) |
| OKLCH | oklch(48.1% 0.068 300.3) |
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 #64557F | 6.67:1 | AA | Lc -87.9 | Fine for body text |
| Black text on #64557F | 3.14:1 | AA large text | Lc 21.1 | Dividers and decoration only |
| #64557F text on white | 6.67:1 | AA | Lc 82.9 | Fine for body text |
| #64557F text on black | 3.14:1 | AA large text | Lc -19.0 | 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
#EBE8EF
oklch(93.5% 0.01 305.4)
-
Step 200
200
#DBD7E4
oklch(88.6% 0.018 300)
-
Step 300
300
#C4BCD3
oklch(80.9% 0.033 301.5)
-
Step 400
400
#A59ABD
oklch(70.7% 0.052 299.4)
-
Step 500
500
#9080AD
oklch(63.1% 0.069 300.7)
-
Step 600
600
#7A6998
oklch(55.5% 0.074 300.6)
-
Step 700
700 (this color)
#64557F
oklch(48.1% 0.068 300.3)
-
Step 800
800
#54486A
oklch(42.8% 0.057 300.2)
-
Step 900
900
#453C56
oklch(37.6% 0.045 300.1)
-
Step 950
950
#282332
oklch(26.8% 0.028 299.8)
#64557F 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) | #4C5C81 | 0.039 |
| Deuteranopia (no green cones) | #4E5C7E | 0.038 |
| Tritanopia (no blue cones) | #5F5C64 | 0.055 |
| Achromatopsia (no color) | #5C5C5C | 0.069 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #64557F
#64557F
oklch(48.1% 0.068 300.3)
- #596436
#596436
oklch(48.2% 0.069 120.1)
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 #64557F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Grape #545775 ΔE 0.032
- Dusk #4E5481 ΔE 0.035
- Twilight #4E518B ΔE 0.044
- Dusky Blue #475F94 ΔE 0.053
- Muted Purple #805B87 ΔE 0.054
- YInMn Blue #415A77 ΔE 0.056
- Dull Purple #84597E ΔE 0.058
- Dusty Purple #825F87 ΔE 0.061
Use #64557F 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.