#56358D
Closest named color: Dark Slate Blue (#483D8B). oklch(41.6% 0.14 297.2), rgb(86, 53, 141).
Aa
White text reads best on this color (9.17:1).
About this color
#56358D is a dark, moderately saturated purple. In OKLCH its lightness is 42%, its chroma 0.140 and its hue 297°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.030 away. White text reads best on it, at 9.17:1.
| Hue family | Purples |
| Lightness | dark (42%) |
| Chroma | moderately saturated (0.140) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.28:1 |
| White text | 9.17:1 |
Values
| HEX | #56358D |
| RGB | rgb(86, 53, 141) |
| HSL | hsl(263, 45%, 38%) |
| OKLCH | oklch(41.6% 0.14 297.2) |
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 #56358D | 9.17:1 | AAA | Lc -95.1 | Preferred for body text |
| Black text on #56358D | 2.28:1 | Fails | Lc 13.2 | Not readable |
| #56358D text on white | 9.17:1 | AAA | Lc 90.7 | Preferred for body text |
| #56358D text on black | 2.28:1 | Fails | Lc -11.6 | 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
#F6F4FC
oklch(97.1% 0.011 297.6)
-
Step 100
100
#EBE7F8
oklch(93.6% 0.023 296.7)
-
Step 200
200
#DCD3F4
oklch(88.4% 0.046 297.9)
-
Step 300
300
#C6B6F0
oklch(80.9% 0.082 297.2)
-
Step 400
400
#AA8EE8
oklch(70.8% 0.131 297.3)
-
Step 500
500
#966FE1
oklch(63.2% 0.168 297.1)
-
Step 600
600
#8154CE
oklch(55.6% 0.181 297.1)
-
Step 700
700
#6D43B3
oklch(49% 0.17 296.9)
-
Step 800
800 (this color)
#56358D
oklch(41.6% 0.14 297.2)
-
Step 900
900
#493273
oklch(37.8% 0.108 297.3)
-
Step 950
950
#2B1E44
oklch(27.2% 0.069 297.4)
#56358D 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) | #004890 | 0.099 |
| Deuteranopia (no green cones) | #0D478B | 0.095 |
| Tritanopia (no blue cones) | #49485C | 0.107 |
| Achromatopsia (no color) | #484848 | 0.141 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #56358D
#56358D
oklch(41.6% 0.14 297.2)
- #495200
#495200
oklch(41.6% 0.096 116.8)
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 #56358D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.030
- Rebecca Purple #663399 ΔE 0.036
- Blueberry #464196 ΔE 0.039
- Twilight #4E518B ΔE 0.073
- Chrysanthemum #560BAD ΔE 0.077
- Imperial Purple #480CA8 ΔE 0.082
- Cobalt #1E488F ΔE 0.085
- Indigo #4B0082 ΔE 0.087
Use #56358D 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.