#563879
Closest named color: Dark Slate Blue (#483D8B). oklch(40.7% 0.109 303.2), rgb(86, 56, 121).
Aa
White text reads best on this color (9.38:1).
About this color
#563879 is a dark, moderately saturated purple. In OKLCH its lightness is 41%, its chroma 0.109 and its hue 303°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.039 away. White text reads best on it, at 9.38:1.
| Hue family | Purples |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.109) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.23:1 |
| White text | 9.38:1 |
Values
| HEX | #563879 |
| RGB | rgb(86, 56, 121) |
| HSL | hsl(268, 37%, 35%) |
| OKLCH | oklch(40.7% 0.109 303.2) |
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 #563879 | 9.38:1 | AAA | Lc -95.8 | Preferred for body text |
| Black text on #563879 | 2.23:1 | Fails | Lc 12.5 | Not readable |
| #563879 text on white | 9.38:1 | AAA | Lc 91.5 | Preferred for body text |
| #563879 text on black | 2.23:1 | Fails | Lc -10.9 | 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
#F6F4FA
oklch(97% 0.008 301.4)
-
Step 100
100
#ECE7F4
oklch(93.6% 0.018 303.4)
-
Step 200
200
#DED4ED
oklch(88.6% 0.036 303.8)
-
Step 300
300
#C9B7E3
oklch(80.9% 0.064 303.6)
-
Step 400
400
#AD91D5
oklch(70.7% 0.102 302.8)
-
Step 500
500
#9A74C9
oklch(63.1% 0.13 303.5)
-
Step 600
600
#855BB6
oklch(55.6% 0.141 303.4)
-
Step 700
700
#704A9D
oklch(49% 0.132 303)
-
Step 800
800 (this color)
#563879
oklch(40.7% 0.109 303.2)
-
Step 900
900
#4B3566
oklch(37.7% 0.085 303.3)
-
Step 950
950
#2C1F3C
oklch(27% 0.055 303.6)
#563879 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) | #23467B | 0.080 |
| Deuteranopia (no green cones) | #2B4677 | 0.073 |
| Tritanopia (no blue cones) | #504453 | 0.081 |
| Achromatopsia (no color) | #464646 | 0.109 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #563879
#563879
oklch(40.7% 0.109 303.2)
- #3F5200
#3F5200
oklch(40.8% 0.101 123.6)
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 #563879, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.039
- Blueberry #464196 ΔE 0.057
- Rebecca Purple #663399 ΔE 0.061
- Twilight #4E518B ΔE 0.068
- Dusk #4E5481 ΔE 0.076
- Cobalt #1E488F ΔE 0.088
- Dusty Grape #545775 ΔE 0.089
- Dusk Blue #26538D ΔE 0.093
Use #563879 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.