#52478A
Closest named color: Twilight (#4E518B). oklch(44.2% 0.107 288.8), rgb(82, 71, 138).
Aa
White text reads best on this color (7.99:1).
About this color
#52478A is a dark, moderately saturated purple. In OKLCH its lightness is 44%, its chroma 0.107 and its hue 289°. Its hue sits on the cool side of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.027 away. White text reads best on it, at 7.99:1.
| Hue family | Purples |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.107) |
| Temperature | cool |
| Nearest name | Twilight (#4E518B) |
| Black text | 2.62:1 |
| White text | 7.99:1 |
Values
| HEX | #52478A |
| RGB | rgb(82, 71, 138) |
| HSL | hsl(250, 32%, 41%) |
| OKLCH | oklch(44.2% 0.107 288.8) |
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 #52478A | 7.99:1 | AAA | Lc -92.3 | Preferred for body text |
| Black text on #52478A | 2.62:1 | Fails | Lc 16.4 | Dividers and decoration only |
| #52478A text on white | 7.99:1 | AAA | Lc 87.6 | Fine for body text |
| #52478A text on black | 2.62:1 | Fails | Lc -14.6 | 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
#F5F5FB
oklch(97.2% 0.008 286.3)
-
Step 100
100
#E9E8F6
oklch(93.6% 0.019 289.3)
-
Step 200
200
#D8D6EF
oklch(88.5% 0.034 289.4)
-
Step 300
300
#BEBBE7
oklch(80.9% 0.062 288.1)
-
Step 400
400
#9E96DC
oklch(70.7% 0.101 288.8)
-
Step 500
500
#877BD2
oklch(63.1% 0.128 288.5)
-
Step 600
600
#7262BF
oklch(55.5% 0.14 288.9)
-
Step 700
700
#6051A5
oklch(49.1% 0.13 288.9)
-
Step 800
800 (this color)
#52478A
oklch(44.2% 0.107 288.8)
-
Step 900
900
#41396B
oklch(37.8% 0.084 289.1)
-
Step 950
950
#26223F
oklch(27.2% 0.053 288.7)
#52478A 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) | #2E528C | 0.054 |
| Deuteranopia (no green cones) | #2E4F88 | 0.052 |
| Tritanopia (no blue cones) | #435462 | 0.088 |
| Achromatopsia (no color) | #515151 | 0.107 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #52478A
#52478A
oklch(44.2% 0.107 288.8)
- #585700
#585700
oklch(44.3% 0.096 109)
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 #52478A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.027
- Dark Slate Blue #483D8B ΔE 0.033
- Blueberry #464196 ΔE 0.034
- Dusk #4E5481 ΔE 0.042
- Denim Blue #3B5B92 ΔE 0.060
- Dusk Blue #26538D ΔE 0.061
- Rebecca Purple #663399 ΔE 0.063
- Dusty Grape #545775 ΔE 0.064
Use #52478A 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.