#563B6F
Closest named color: Dark Slate Blue (#483D8B). oklch(40.6% 0.09 306.8), rgb(86, 59, 111).
Aa
White text reads best on this color (9.32:1).
About this color
#563B6F is a dark, moderately saturated purple. In OKLCH its lightness is 41%, its chroma 0.090 and its hue 307°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.053 away. White text reads best on it, at 9.32:1.
| Hue family | Purples |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.090) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.25:1 |
| White text | 9.32:1 |
Values
| HEX | #563B6F |
| RGB | rgb(86, 59, 111) |
| HSL | hsl(271, 31%, 33%) |
| OKLCH | oklch(40.6% 0.09 306.8) |
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 #563B6F | 9.32:1 | AAA | Lc -95.7 | Preferred for body text |
| Black text on #563B6F | 2.25:1 | Fails | Lc 12.6 | Not readable |
| #563B6F text on white | 9.32:1 | AAA | Lc 91.4 | Preferred for body text |
| #563B6F text on black | 2.25:1 | Fails | Lc -11.0 | 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
#ECE7F2
oklch(93.5% 0.016 306.4)
-
Step 200
200
#DED4E9
oklch(88.4% 0.03 307.1)
-
Step 300
300
#C9B8DC
oklch(80.8% 0.053 306.5)
-
Step 400
400
#AE93CA
oklch(70.7% 0.084 306.7)
-
Step 500
500
#9A78BC
oklch(63.1% 0.106 306.5)
-
Step 600
600
#855FA8
oklch(55.5% 0.117 307)
-
Step 700
700
#714E90
oklch(49% 0.109 307.3)
-
Step 800
800 (this color)
#563B6F
oklch(40.6% 0.09 306.8)
-
Step 900
900
#4B375F
oklch(37.7% 0.071 306.3)
-
Step 950
950
#2C2037
oklch(26.9% 0.045 307.6)
#563B6F 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) | #2E4671 | 0.067 |
| Deuteranopia (no green cones) | #35476E | 0.060 |
| Tritanopia (no blue cones) | #52434F | 0.066 |
| Achromatopsia (no color) | #474747 | 0.090 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #563B6F
#563B6F
oklch(40.6% 0.09 306.8)
- #3C5215
#3C5215
oklch(40.7% 0.09 127.2)
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 #563B6F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.053
- Twilight #4E518B ΔE 0.069
- Blueberry #464196 ΔE 0.070
- Dusk #4E5481 ΔE 0.070
- Dusty Grape #545775 ΔE 0.079
- Rebecca Purple #663399 ΔE 0.079
- Dark Grey Blue #29465B ΔE 0.086
- Purple Brown #673A3F ΔE 0.087
Use #563B6F 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.