#563E6B
Closest named color: Dark Slate Blue (#483D8B). oklch(41% 0.078 307.8), rgb(86, 62, 107).
Aa
White text reads best on this color (9.14:1).
About this color
#563E6B is a dark, moderately saturated purple. In OKLCH its lightness is 41%, its chroma 0.078 and its hue 308°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.060 away. White text reads best on it, at 9.14:1.
| Hue family | Purples |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.078) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.29:1 |
| White text | 9.14:1 |
Values
| HEX | #563E6B |
| RGB | rgb(86, 62, 107) |
| HSL | hsl(272, 27%, 33%) |
| OKLCH | oklch(41% 0.078 307.8) |
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 #563E6B | 9.14:1 | AAA | Lc -95.3 | Preferred for body text |
| Black text on #563E6B | 2.29:1 | Fails | Lc 13.0 | Not readable |
| #563E6B text on white | 9.14:1 | AAA | Lc 91.0 | Preferred for body text |
| #563E6B text on black | 2.29:1 | Fails | Lc -11.4 | 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
#F6F4F9
oklch(97% 0.007 304.2)
-
Step 100
100
#ECE8F1
oklch(93.7% 0.013 306)
-
Step 200
200
#DED5E6
oklch(88.5% 0.025 309.3)
-
Step 300
300
#C9B9D8
oklch(80.9% 0.046 308.5)
-
Step 400
400
#AD95C4
oklch(70.7% 0.072 307.8)
-
Step 500
500
#997AB5
oklch(63.1% 0.093 307.9)
-
Step 600
600
#8462A1
oklch(55.6% 0.102 308.2)
-
Step 700
700
#6F518A
oklch(49% 0.095 307.5)
-
Step 800
800 (this color)
#563E6B
oklch(41% 0.078 307.8)
-
Step 900
900
#4A385B
oklch(37.6% 0.062 307.2)
-
Step 950
950
#2C2135
oklch(27% 0.039 309.1)
#563E6B 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) | #34476D | 0.057 |
| Deuteranopia (no green cones) | #3A486A | 0.052 |
| Tritanopia (no blue cones) | #53454F | 0.058 |
| Achromatopsia (no color) | #484848 | 0.079 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #563E6B
#563E6B
oklch(41% 0.078 307.8)
- #3E5220
#3E5220
oklch(40.9% 0.078 127.7)
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 #563E6B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.060
- Dusk #4E5481 ΔE 0.065
- Twilight #4E518B ΔE 0.067
- Dusty Grape #545775 ΔE 0.070
- Blueberry #464196 ΔE 0.076
- Purple Brown #673A3F ΔE 0.078
- Dark Grey Blue #29465B ΔE 0.080
- Brownish Purple #76424E ΔE 0.082
Use #563E6B 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.