#523F65
Closest named color: Dusk (#4E5481). oklch(40.4% 0.066 306.6), rgb(82, 63, 101).
Aa
White text reads best on this color (9.30:1).
About this color
#523F65 is a dark, muted purple. In OKLCH its lightness is 40%, its chroma 0.066 and its hue 307°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dusk (#4E5481), ΔE 0.067 away. White text reads best on it, at 9.30:1.
| Hue family | Purples |
| Lightness | dark (40%) |
| Chroma | muted (0.066) |
| Temperature | in between |
| Nearest name | Dusk (#4E5481) |
| Black text | 2.25:1 |
| White text | 9.30:1 |
Values
| HEX | #523F65 |
| RGB | rgb(82, 63, 101) |
| HSL | hsl(270, 23%, 32%) |
| OKLCH | oklch(40.4% 0.066 306.6) |
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 #523F65 | 9.30:1 | AAA | Lc -95.7 | Preferred for body text |
| Black text on #523F65 | 2.25:1 | Fails | Lc 12.5 | Not readable |
| #523F65 text on white | 9.30:1 | AAA | Lc 91.4 | Preferred for body text |
| #523F65 text on black | 2.25:1 | Fails | Lc -10.9 | 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
#F6F5F8
oklch(97.2% 0.004 301.4)
-
Step 100
100
#ECE8F0
oklch(93.6% 0.011 308.3)
-
Step 200
200
#DDD6E5
oklch(88.6% 0.022 306.8)
-
Step 300
300
#C7BBD5
oklch(81% 0.038 306.3)
-
Step 400
400
#AA97BF
oklch(70.7% 0.061 306.4)
-
Step 500
500
#967DAF
oklch(63.1% 0.079 307.1)
-
Step 600
600
#80669B
oklch(55.6% 0.085 306.3)
-
Step 700
700
#6C5484
oklch(49% 0.08 306.6)
-
Step 800
800 (this color)
#523F65
oklch(40.4% 0.066 306.6)
-
Step 900
900
#493A57
oklch(37.7% 0.052 307.7)
-
Step 950
950
#2A2233
oklch(26.9% 0.033 305.8)
#523F65 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) | #374666 | 0.046 |
| Deuteranopia (no green cones) | #3B4764 | 0.043 |
| Tritanopia (no blue cones) | #4F454D | 0.050 |
| Achromatopsia (no color) | #474747 | 0.067 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #523F65
#523F65
oklch(40.4% 0.066 306.6)
- #3F4F26
#3F4F26
oklch(40.3% 0.066 126.7)
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 #523F65, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk #4E5481 ΔE 0.067
- Dark Slate Blue #483D8B ΔE 0.068
- Dark Grey Blue #29465B ΔE 0.068
- Dusty Grape #545775 ΔE 0.070
- Purple Brown #673A3F ΔE 0.071
- Twilight #4E518B ΔE 0.072
- Charcoal Grey #3C4142 ΔE 0.075
- Charcoal #264653 ΔE 0.079
Use #523F65 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.