#5A3D8A
Closest named color: Dark Slate Blue (#483D8B). oklch(43.1% 0.124 298.4), rgb(90, 61, 138).
Aa
White text reads best on this color (8.50:1).
About this color
#5A3D8A is a dark, moderately saturated purple. In OKLCH its lightness is 43%, its chroma 0.124 and its hue 298°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.032 away. White text reads best on it, at 8.50:1.
| Hue family | Purples |
| Lightness | dark (43%) |
| Chroma | moderately saturated (0.124) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.46:1 |
| White text | 8.50:1 |
Values
| HEX | #5A3D8A |
| RGB | rgb(90, 61, 138) |
| HSL | hsl(263, 39%, 39%) |
| OKLCH | oklch(43.1% 0.124 298.4) |
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 #5A3D8A | 8.50:1 | AAA | Lc -93.6 | Preferred for body text |
| Black text on #5A3D8A | 2.46:1 | Fails | Lc 15.0 | Not readable |
| #5A3D8A text on white | 8.50:1 | AAA | Lc 89.0 | Fine for body text |
| #5A3D8A text on black | 2.46:1 | Fails | Lc -13.2 | 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
#F6F4FB
oklch(97.1% 0.009 299.2)
-
Step 100
100
#EBE7F6
oklch(93.5% 0.021 298.2)
-
Step 200
200
#DCD4F1
oklch(88.5% 0.04 298.2)
-
Step 300
300
#C6B7EA
oklch(80.9% 0.073 298.2)
-
Step 400
400
#AA90DF
oklch(70.7% 0.116 298.5)
-
Step 500
500
#9672D6
oklch(63% 0.149 298.7)
-
Step 600
600
#8159C3
oklch(55.6% 0.16 298.5)
-
Step 700
700
#6D48A9
oklch(49.1% 0.15 298.3)
-
Step 800
800 (this color)
#5A3D8A
oklch(43.1% 0.124 298.4)
-
Step 900
900
#49346D
oklch(37.7% 0.096 298.7)
-
Step 950
950
#2B1F40
oklch(27.1% 0.061 299.1)
#5A3D8A 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) | #1D4D8D | 0.086 |
| Deuteranopia (no green cones) | #264C88 | 0.080 |
| Tritanopia (no blue cones) | #504C5D | 0.096 |
| Achromatopsia (no color) | #4D4D4D | 0.125 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5A3D8A
#5A3D8A
oklch(43.1% 0.124 298.4)
- #4B5700
#4B5700
oklch(43.1% 0.101 118.5)
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 #5A3D8A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.032
- Rebecca Purple #663399 ΔE 0.039
- Blueberry #464196 ΔE 0.039
- Twilight #4E518B ΔE 0.054
- Dusk #4E5481 ΔE 0.068
- Cobalt #1E488F ΔE 0.084
- Dusk Blue #26538D ΔE 0.086
- Dusty Grape #545775 ΔE 0.087
Use #5A3D8A 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.