#563C68
Closest named color: Dark Slate Blue (#483D8B). oklch(40.4% 0.078 310.4), rgb(86, 60, 104).
Aa
White text reads best on this color (9.36:1).
About this color
#563C68 is a dark, moderately saturated purple. In OKLCH its lightness is 40%, its chroma 0.078 and its hue 310°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.064 away. White text reads best on it, at 9.36:1.
| Hue family | Purples |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.078) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.24:1 |
| White text | 9.36:1 |
Values
| HEX | #563C68 |
| RGB | rgb(86, 60, 104) |
| HSL | hsl(275, 27%, 32%) |
| OKLCH | oklch(40.4% 0.078 310.4) |
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 #563C68 | 9.36:1 | AAA | Lc -95.8 | Preferred for body text |
| Black text on #563C68 | 2.24:1 | Fails | Lc 12.4 | Not readable |
| #563C68 text on white | 9.36:1 | AAA | Lc 91.5 | Preferred for body text |
| #563C68 text on black | 2.24:1 | Fails | Lc -10.8 | Not readable |
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 800.
-
Step 50
50
#F7F4F9
oklch(97.1% 0.007 312.3)
-
Step 100
100
#EDE8F1
oklch(93.7% 0.013 310.5)
-
Step 200
200
#DED5E6
oklch(88.5% 0.025 309.3)
-
Step 300
300
#CAB9D7
oklch(80.9% 0.045 310.6)
-
Step 400
400
#AF94C3
oklch(70.7% 0.073 310.5)
-
Step 500
500
#9B79B4
oklch(63.1% 0.094 310.2)
-
Step 600
600
#86629F
oklch(55.7% 0.1 310.5)
-
Step 700
700
#715088
oklch(49% 0.095 310.4)
-
Step 800
800 (this color)
#563C68
oklch(40.4% 0.078 310.4)
-
Step 900
900
#4C385A
oklch(37.7% 0.062 310.6)
-
Step 950
950
#2C2134
oklch(26.9% 0.038 310.4)
#563C68 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) | #33456A | 0.059 |
| Deuteranopia (no green cones) | #394767 | 0.055 |
| Tritanopia (no blue cones) | #54424D | 0.054 |
| Achromatopsia (no color) | #464646 | 0.079 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #563C68
#563C68
oklch(40.4% 0.078 310.4)
- #3A5121
#3A5121
oklch(40.4% 0.078 130.5)
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 #563C68, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.064
- Dusk #4E5481 ΔE 0.071
- Twilight #4E518B ΔE 0.073
- Purple Brown #673A3F ΔE 0.075
- Dusty Grape #545775 ΔE 0.076
- Dark Grey Blue #29465B ΔE 0.080
- Blueberry #464196 ΔE 0.080
- Brownish Purple #76424E ΔE 0.081
Use #563C68 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.