#523D7F
Closest named color: Dark Slate Blue (#483D8B). oklch(41.6% 0.108 296.1), rgb(82, 61, 127).
Aa
White text reads best on this color (9.00:1).
About this color
#523D7F is a dark, moderately saturated purple. In OKLCH its lightness is 42%, its chroma 0.108 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 0.027 away. White text reads best on it, at 9.00:1.
| Hue family | Purples |
| Lightness | dark (42%) |
| Chroma | moderately saturated (0.108) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.33:1 |
| White text | 9.00:1 |
Values
| HEX | #523D7F |
| RGB | rgb(82, 61, 127) |
| HSL | hsl(259, 35%, 37%) |
| OKLCH | oklch(41.6% 0.108 296.1) |
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 #523D7F | 9.00:1 | AAA | Lc -94.9 | Preferred for body text |
| Black text on #523D7F | 2.33:1 | Fails | Lc 13.5 | Not readable |
| #523D7F text on white | 9.00:1 | AAA | Lc 90.5 | Preferred for body text |
| #523D7F text on black | 2.33:1 | Fails | Lc -11.8 | 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
#EBE8F5
oklch(93.7% 0.018 296.6)
-
Step 200
200
#DBD5EE
oklch(88.5% 0.035 296.7)
-
Step 300
300
#C4B9E5
oklch(80.9% 0.062 296.4)
-
Step 400
400
#A694D8
oklch(70.8% 0.099 295.9)
-
Step 500
500
#9178CE
oklch(63.2% 0.128 295.9)
-
Step 600
600
#7C5FBB
oklch(55.7% 0.14 296.1)
-
Step 700
700
#684EA1
oklch(49.1% 0.13 295.7)
-
Step 800
800 (this color)
#523D7F
oklch(41.6% 0.108 296.1)
-
Step 900
900
#463769
oklch(37.7% 0.084 295.9)
-
Step 950
950
#29203D
oklch(26.9% 0.054 296.9)
#523D7F 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) | #254981 | 0.067 |
| Deuteranopia (no green cones) | #2A487D | 0.063 |
| Tritanopia (no blue cones) | #484A58 | 0.086 |
| Achromatopsia (no color) | #494949 | 0.108 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #523D7F
#523D7F
oklch(41.6% 0.108 296.1)
- #4A5200
#4A5200
oklch(41.7% 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 #523D7F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.027
- Blueberry #464196 ΔE 0.043
- Twilight #4E518B ΔE 0.054
- Rebecca Purple #663399 ΔE 0.060
- Dusk #4E5481 ΔE 0.063
- Cobalt #1E488F ΔE 0.074
- Dusk Blue #26538D ΔE 0.078
- Dusty Grape #545775 ΔE 0.080
Use #523D7F 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.