#5A368F
Closest named color: Rebecca Purple (#663399). oklch(42.3% 0.142 298.8), rgb(90, 54, 143).
Aa
White text reads best on this color (8.90:1).
About this color
#5A368F is a dark, vivid purple. In OKLCH its lightness is 42%, its chroma 0.142 and its hue 299°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.028 away. White text reads best on it, at 8.90:1.
| Hue family | Purples |
| Lightness | dark (42%) |
| Chroma | vivid (0.142) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.35:1 |
| White text | 8.90:1 |
Values
| HEX | #5A368F |
| RGB | rgb(90, 54, 143) |
| HSL | hsl(264, 45%, 39%) |
| OKLCH | oklch(42.3% 0.142 298.8) |
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 #5A368F | 8.90:1 | AAA | Lc -94.5 | Preferred for body text |
| Black text on #5A368F | 2.35:1 | Fails | Lc 14.0 | Not readable |
| #5A368F text on white | 8.90:1 | AAA | Lc 90.0 | Fine for body text |
| #5A368F text on black | 2.35:1 | Fails | Lc -12.3 | 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
#ECE7F8
oklch(93.7% 0.023 299.4)
-
Step 200
200
#DDD3F4
oklch(88.5% 0.046 299.3)
-
Step 300
300
#C7B5EF
oklch(80.8% 0.083 298.8)
-
Step 400
400
#AC8DE7
oklch(70.7% 0.132 298.9)
-
Step 500
500
#996DE0
oklch(63.1% 0.17 299.1)
-
Step 600
600
#8452CE
oklch(55.6% 0.184 298.8)
-
Step 700
700
#7042B2
oklch(49.1% 0.171 298.9)
-
Step 800
800 (this color)
#5A368F
oklch(42.3% 0.142 298.8)
-
Step 900
900
#4A3173
oklch(37.7% 0.11 298.5)
-
Step 950
950
#2B1D43
oklch(26.9% 0.07 298.6)
#5A368F 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) | #004A92 | 0.105 |
| Deuteranopia (no green cones) | #13498D | 0.098 |
| Tritanopia (no blue cones) | #4E495D | 0.108 |
| Achromatopsia (no color) | #4A4A4A | 0.142 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5A368F
#5A368F
oklch(42.3% 0.142 298.8)
- #495500
#495500
oklch(42.4% 0.099 118.7)
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 #5A368F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.028
- Dark Slate Blue #483D8B ΔE 0.035
- Blueberry #464196 ΔE 0.042
- Twilight #4E518B ΔE 0.071
- Chrysanthemum #560BAD ΔE 0.078
- Imperial Purple #480CA8 ΔE 0.086
- Dusk #4E5481 ΔE 0.086
- Cobalt #1E488F ΔE 0.090
Use #5A368F 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.