#64617C
Closest named color: Slate (#516572). oklch(50.6% 0.043 289.9), rgb(100, 97, 124).
Aa
White text reads best on this color (5.92:1).
About this color
#64617C is a medium-dark, muted purple. In OKLCH its lightness is 51%, its chroma 0.043 and its hue 290°. Its hue sits on the cool side of the wheel. The nearest named color is Slate (#516572), ΔE 0.036 away. White text reads best on it, at 5.92:1.
| Hue family | Purples |
| Lightness | medium-dark (51%) |
| Chroma | muted (0.043) |
| Temperature | cool |
| Nearest name | Slate (#516572) |
| Black text | 3.54:1 |
| White text | 5.92:1 |
Values
| HEX | #64617C |
| RGB | rgb(100, 97, 124) |
| HSL | hsl(247, 12%, 43%) |
| OKLCH | oklch(50.6% 0.043 289.9) |
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 #64617C | 5.92:1 | AA | Lc -84.9 | Fine for body text |
| Black text on #64617C | 3.54:1 | AA large text | Lc 24.4 | Dividers and decoration only |
| #64617C text on white | 5.92:1 | AA | Lc 79.7 | Fine for body text |
| #64617C text on black | 3.54:1 | AA large text | Lc -22.2 | 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
#F5F5F7
oklch(97.1% 0.003 286.4)
-
Step 100
100
#E9E9EE
oklch(93.5% 0.007 286.3)
-
Step 200
200
#D9D8E0
oklch(88.5% 0.011 291.9)
-
Step 300
300
#C0BFCD
oklch(81% 0.02 289.2)
-
Step 400
400
#A09EB4
oklch(70.8% 0.032 289.7)
-
Step 500
500
#8886A2
oklch(63.2% 0.042 288.4)
-
Step 600
600
#726F8D
oklch(55.5% 0.046 289.4)
-
Step 700
700 (this color)
#64617C
oklch(50.6% 0.043 289.9)
-
Step 800
800
#4E4C61
oklch(42.7% 0.035 289.2)
-
Step 900
900
#413F4F
oklch(37.6% 0.027 290.8)
-
Step 950
950
#26252F
oklch(27% 0.018 289.7)
#64617C 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) | #5B647D | 0.015 |
| Deuteranopia (no green cones) | #5B637B | 0.015 |
| Tritanopia (no blue cones) | #5F656A | 0.036 |
| Achromatopsia (no color) | #646464 | 0.043 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #64617C
#64617C
oklch(50.6% 0.043 289.9)
- #66674B
#66674B
oklch(50.5% 0.042 109.5)
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 #64617C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate #516572 ΔE 0.036
- Dusty Grape #545775 ΔE 0.041
- Dim Gray #696969 ΔE 0.045
- Muted Purple #805B87 ΔE 0.053
- Dusty Purple #825F87 ΔE 0.054
- Metallic Blue #4F738E ΔE 0.056
- Dusk #4E5481 ΔE 0.056
- Dull Purple #84597E ΔE 0.056
Use #64617C 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.