#63576E
Closest named color: Dusty Grape (#545775). oklch(47.7% 0.039 308.5), rgb(99, 87, 110).
Aa
White text reads best on this color (6.73:1).
About this color
#63576E is a medium-dark, muted purple. In OKLCH its lightness is 48%, its chroma 0.039 and its hue 308°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dusty Grape (#545775), ΔE 0.026 away. White text reads best on it, at 6.73:1.
| Hue family | Purples |
| Lightness | medium-dark (48%) |
| Chroma | muted (0.039) |
| Temperature | in between |
| Nearest name | Dusty Grape (#545775) |
| Black text | 3.11:1 |
| White text | 6.73:1 |
Values
| HEX | #63576E |
| RGB | rgb(99, 87, 110) |
| HSL | hsl(271, 12%, 39%) |
| OKLCH | oklch(47.7% 0.039 308.5) |
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 #63576E | 6.73:1 | AA | Lc -88.2 | Fine for body text |
| Black text on #63576E | 3.11:1 | AA large text | Lc 20.8 | Dividers and decoration only |
| #63576E text on white | 6.73:1 | AA | Lc 83.2 | Fine for body text |
| #63576E text on black | 3.11:1 | AA large text | Lc -18.7 | 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
#EBE9ED
oklch(93.7% 0.006 308.4)
-
Step 200
200
#DBD7DF
oklch(88.5% 0.012 308.3)
-
Step 300
300
#C4BDCA
oklch(80.8% 0.02 309.8)
-
Step 400
400
#A69CAF
oklch(70.7% 0.029 309.1)
-
Step 500
500
#90839C
oklch(63% 0.04 308.6)
-
Step 600
600
#7A6D87
oklch(55.6% 0.042 307.6)
-
Step 700
700 (this color)
#63576E
oklch(47.7% 0.039 308.5)
-
Step 800
800
#544A5D
oklch(42.6% 0.033 308.7)
-
Step 900
900
#453E4C
oklch(37.6% 0.025 307.7)
-
Step 950
950
#29242D
oklch(27% 0.018 310.1)
#63576E 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) | #535B6F | 0.026 |
| Deuteranopia (no green cones) | #565C6D | 0.025 |
| Tritanopia (no blue cones) | #625A5F | 0.029 |
| Achromatopsia (no color) | #5C5C5C | 0.039 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #63576E
#63576E
oklch(47.7% 0.039 308.5)
- #56614A
#56614A
oklch(47.6% 0.038 128.6)
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 #63576E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Grape #545775 ΔE 0.026
- Slate #516572 ΔE 0.046
- Dusk #4E5481 ΔE 0.048
- YInMn Blue #415A77 ΔE 0.050
- Dim Gray #696969 ΔE 0.059
- Dull Purple #84597E ΔE 0.064
- Twilight #4E518B ΔE 0.064
- Muted Purple #805B87 ΔE 0.065
Use #63576E 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.