#523B82
Closest named color: Dark Slate Blue (#483D8B). oklch(41.4% 0.115 295.9), rgb(82, 59, 130).
Aa
White text reads best on this color (9.10:1).
About this color
#523B82 is a dark, moderately saturated purple. In OKLCH its lightness is 41%, its chroma 0.115 and its hue 296°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.023 away. White text reads best on it, at 9.10:1.
| Hue family | Purples |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.115) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.30:1 |
| White text | 9.10:1 |
Values
| HEX | #523B82 |
| RGB | rgb(82, 59, 130) |
| HSL | hsl(259, 38%, 37%) |
| OKLCH | oklch(41.4% 0.115 295.9) |
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 #523B82 | 9.10:1 | AAA | Lc -95.1 | Preferred for body text |
| Black text on #523B82 | 2.30:1 | Fails | Lc 13.2 | Not readable |
| #523B82 text on white | 9.10:1 | AAA | Lc 90.7 | Preferred for body text |
| #523B82 text on black | 2.30:1 | 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
#F6F4FB
oklch(97.1% 0.009 299.2)
-
Step 100
100
#EBE7F6
oklch(93.5% 0.021 298.2)
-
Step 200
200
#DBD5F0
oklch(88.6% 0.037 295.8)
-
Step 300
300
#C4B8E8
oklch(80.9% 0.068 296.3)
-
Step 400
400
#A692DC
oklch(70.6% 0.108 295.9)
-
Step 500
500
#9176D3
oklch(63.1% 0.138 295.6)
-
Step 600
600
#7C5DC0
oklch(55.6% 0.15 295.6)
-
Step 700
700
#694CA5
oklch(49.1% 0.138 295.9)
-
Step 800
800 (this color)
#523B82
oklch(41.4% 0.115 295.9)
-
Step 900
900
#46366B
oklch(37.7% 0.089 295.7)
-
Step 950
950
#29203F
oklch(27% 0.057 295.7)
#523B82 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) | #1E4984 | 0.075 |
| Deuteranopia (no green cones) | #244780 | 0.070 |
| Tritanopia (no blue cones) | #474958 | 0.092 |
| Achromatopsia (no color) | #484848 | 0.116 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #523B82
#523B82
oklch(41.4% 0.115 295.9)
- #495100
#495100
oklch(41.3% 0.095 116.1)
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 #523B82, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.023
- Blueberry #464196 ΔE 0.039
- Rebecca Purple #663399 ΔE 0.055
- Twilight #4E518B ΔE 0.058
- Dusk #4E5481 ΔE 0.069
- Cobalt #1E488F ΔE 0.075
- Dusk Blue #26538D ΔE 0.081
- Light Navy #155084 ΔE 0.087
Use #523B82 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.