#63576A
Closest named color: Dusty Grape (#545775). oklch(47.5% 0.034 313.1), rgb(99, 87, 106).
Aa
White text reads best on this color (6.76:1).
About this color
#63576A is a medium-dark, muted purple. In OKLCH its lightness is 48%, its chroma 0.034 and its hue 313°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dusty Grape (#545775), ΔE 0.029 away. White text reads best on it, at 6.76:1.
| Hue family | Purples |
| Lightness | medium-dark (48%) |
| Chroma | muted (0.034) |
| Temperature | in between |
| Nearest name | Dusty Grape (#545775) |
| Black text | 3.10:1 |
| White text | 6.76:1 |
Values
| HEX | #63576A |
| RGB | rgb(99, 87, 106) |
| HSL | hsl(278, 10%, 38%) |
| OKLCH | oklch(47.5% 0.034 313.1) |
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 #63576A | 6.76:1 | AA | Lc -88.4 | Fine for body text |
| Black text on #63576A | 3.10:1 | AA large text | Lc 20.7 | Dividers and decoration only |
| #63576A text on white | 6.76:1 | AA | Lc 83.4 | Fine for body text |
| #63576A text on black | 3.10:1 | AA large text | Lc -18.6 | 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
#F6F5F6
oklch(97.1% 0.002 325.6)
-
Step 100
100
#EBE9EC
oklch(93.6% 0.005 314.8)
-
Step 200
200
#DBD7DD
oklch(88.4% 0.009 314.8)
-
Step 300
300
#C4BEC8
oklch(80.9% 0.015 312.2)
-
Step 400
400
#A69CAC
oklch(70.6% 0.026 313.1)
-
Step 500
500
#918498
oklch(63.2% 0.033 313.9)
-
Step 600
600
#7B6D83
oklch(55.5% 0.037 313.3)
-
Step 700
700 (this color)
#63576A
oklch(47.5% 0.034 313.1)
-
Step 800
800
#544B5A
oklch(42.7% 0.027 311.9)
-
Step 900
900
#463E4A
oklch(37.7% 0.023 314.5)
-
Step 950
950
#29252B
oklch(27.1% 0.012 314.6)
#63576A 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) | #555B6B | 0.024 |
| Deuteranopia (no green cones) | #575C69 | 0.023 |
| Tritanopia (no blue cones) | #63595D | 0.024 |
| Achromatopsia (no color) | #5B5B5B | 0.034 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #63576A
#63576A
oklch(47.5% 0.034 313.1)
- #55614D
#55614D
oklch(47.6% 0.035 132.9)
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 #63576A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Grape #545775 ΔE 0.029
- Slate #516572 ΔE 0.045
- YInMn Blue #415A77 ΔE 0.052
- Dusk #4E5481 ΔE 0.052
- Dim Gray #696969 ΔE 0.057
- Brownish Purple #76424E ΔE 0.066
- Dark Mauve #874C62 ΔE 0.067
- Dull Purple #84597E ΔE 0.067
Use #63576A 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.