#563671
Closest named color: Dark Slate Blue (#483D8B). oklch(39.8% 0.101 307.5), rgb(86, 54, 113).
Aa
White text reads best on this color (9.71:1).
About this color
#563671 is a dark, moderately saturated purple. In OKLCH its lightness is 40%, its chroma 0.101 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 0.051 away. White text reads best on it, at 9.71:1.
| Hue family | Purples |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.101) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.16:1 |
| White text | 9.71:1 |
Values
| HEX | #563671 |
| RGB | rgb(86, 54, 113) |
| HSL | hsl(273, 35%, 33%) |
| OKLCH | oklch(39.8% 0.101 307.5) |
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 #563671 | 9.71:1 | AAA | Lc -96.5 | Preferred for body text |
| Black text on #563671 | 2.16:1 | Fails | Lc 11.6 | Not readable |
| #563671 text on white | 9.71:1 | AAA | Lc 92.3 | Preferred for body text |
| #563671 text on black | 2.16:1 | Fails | Lc -10.1 | 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 900.
-
Step 50
50
#F7F4FB
oklch(97.1% 0.01 305.4)
-
Step 100
100
#EEE6F6
oklch(93.6% 0.023 308.2)
-
Step 200
200
#E1D2EF
oklch(88.5% 0.042 308.6)
-
Step 300
300
#CEB4E7
oklch(80.9% 0.076 307.8)
-
Step 400
400
#B58BDB
oklch(70.6% 0.122 307.6)
-
Step 500
500
#A36CD1
oklch(63.1% 0.155 307.7)
-
Step 600
600
#8E52BE
oklch(55.6% 0.168 307.5)
-
Step 700
700
#7941A4
oklch(49% 0.158 307.7)
-
Step 800
800
#623785
oklch(42.7% 0.129 307.2)
-
Step 900
900 (this color)
#563671
oklch(39.8% 0.101 307.5)
-
Step 950
950
#2F1D3E
oklch(27% 0.063 307.9)
#563671 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) | #264373 | 0.079 |
| Deuteranopia (no green cones) | #2F456F | 0.072 |
| Tritanopia (no blue cones) | #52404E | 0.073 |
| Achromatopsia (no color) | #444444 | 0.102 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #563671
#563671
oklch(39.8% 0.101 307.5)
- #385103
#385103
oklch(40% 0.102 127.5)
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 #563671, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.051
- Blueberry #464196 ΔE 0.069
- Rebecca Purple #663399 ΔE 0.073
- Twilight #4E518B ΔE 0.077
- Dusk #4E5481 ΔE 0.082
- Grape Purple #5D1451 ΔE 0.083
- Dusty Grape #545775 ΔE 0.092
- Dark Grey Blue #29465B ΔE 0.095
Use #563671 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.