#523B9F
Closest named color: Blueberry (#464196). oklch(43.5% 0.155 288.9), rgb(82, 59, 159).
Aa
White text reads best on this color (8.45:1).
About this color
#523B9F is a dark, vivid purple. In OKLCH its lightness is 44%, its chroma 0.155 and its hue 289°. Its hue sits on the cool side of the wheel. The nearest named color is Blueberry (#464196), ΔE 0.028 away. White text reads best on it, at 8.45:1.
| Hue family | Purples |
| Lightness | dark (44%) |
| Chroma | vivid (0.155) |
| Temperature | cool |
| Nearest name | Blueberry (#464196) |
| Black text | 2.48:1 |
| White text | 8.45:1 |
Values
| HEX | #523B9F |
| RGB | rgb(82, 59, 159) |
| HSL | hsl(254, 46%, 43%) |
| OKLCH | oklch(43.5% 0.155 288.9) |
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 #523B9F | 8.45:1 | AAA | Lc -93.3 | Preferred for body text |
| Black text on #523B9F | 2.48:1 | Fails | Lc 15.3 | Dividers and decoration only |
| #523B9F text on white | 8.45:1 | AAA | Lc 88.7 | Fine for body text |
| #523B9F text on black | 2.48:1 | Fails | Lc -13.5 | 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
#F5F4FD
oklch(97% 0.012 291.3)
-
Step 100
100
#E9E7FB
oklch(93.5% 0.027 290.5)
-
Step 200
200
#D7D4F9
oklch(88.4% 0.051 289)
-
Step 300
300
#BEB7F8
oklch(80.8% 0.091 289.1)
-
Step 400
400
#9E90F4
oklch(70.7% 0.144 288.6)
-
Step 500
500
#8970F0
oklch(63.1% 0.185 289)
-
Step 600
600
#7454DF
oklch(55.6% 0.202 288.7)
-
Step 700
700
#6243C1
oklch(49% 0.187 288.9)
-
Step 800
800 (this color)
#523B9F
oklch(43.5% 0.155 288.9)
-
Step 900
900
#42327C
oklch(37.7% 0.12 289.3)
-
Step 950
950
#261E49
oklch(27% 0.077 288.7)
#523B9F 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) | #004FA2 | 0.086 |
| Deuteranopia (no green cones) | #004B9D | 0.085 |
| Tritanopia (no blue cones) | #395267 | 0.126 |
| Achromatopsia (no color) | #4D4D4D | 0.155 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #523B9F
#523B9F
oklch(43.5% 0.155 288.9)
- #565500
#565500
oklch(43.6% 0.095 109)
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 #523B9F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blueberry #464196 ΔE 0.028
- Dark Slate Blue #483D8B ΔE 0.037
- Rebecca Purple #663399 ΔE 0.040
- Blue With A Hint Of Purple #533CC6 ΔE 0.062
- Twilight #4E518B ΔE 0.068
- Bluey Purple #6241C7 ΔE 0.071
- Chrysanthemum #560BAD ΔE 0.071
- Blurple #5539CC ΔE 0.072
Use #523B9F 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.