#523A55
Closest named color: Purple Brown (#673A3F). oklch(38.6% 0.054 322.8), rgb(82, 58, 85).
Aa
White text reads best on this color (10.02:1).
About this color
#523A55 is a dark, muted purple. In OKLCH its lightness is 39%, its chroma 0.054 and its hue 323°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.055 away. White text reads best on it, at 10.02:1.
| Hue family | Purples |
| Lightness | dark (39%) |
| Chroma | muted (0.054) |
| Temperature | in between |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.09:1 |
| White text | 10.02:1 |
Values
| HEX | #523A55 |
| RGB | rgb(82, 58, 85) |
| HSL | hsl(293, 19%, 28%) |
| OKLCH | oklch(38.6% 0.054 322.8) |
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 #523A55 | 10.02:1 | AAA | Lc -97.3 | Preferred for body text |
| Black text on #523A55 | 2.09:1 | Fails | Lc 10.7 | Not readable |
| #523A55 text on white | 10.02:1 | AAA | Lc 93.2 | Preferred for body text |
| #523A55 text on black | 2.09:1 | Fails | Lc -9.3 | 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 900.
-
Step 50
50
#F7F4F8
oklch(97.1% 0.006 317.8)
-
Step 100
100
#EEE7EE
oklch(93.5% 0.012 325.7)
-
Step 200
200
#E1D4E2
oklch(88.5% 0.024 323.6)
-
Step 300
300
#CEB8D0
oklch(80.9% 0.041 323.4)
-
Step 400
400
#B593B9
oklch(70.7% 0.066 322.8)
-
Step 500
500
#A278A7
oklch(63% 0.084 322.9)
-
Step 600
600
#8D6192
oklch(55.7% 0.09 323.1)
-
Step 700
700
#78507D
oklch(49.2% 0.085 322.8)
-
Step 800
800
#614265
oklch(42.7% 0.068 322.7)
-
Step 900
900 (this color)
#523A55
oklch(38.6% 0.054 322.8)
-
Step 950
950
#2F2130
oklch(27.1% 0.034 324.2)
#523A55 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) | #374056 | 0.048 |
| Deuteranopia (no green cones) | #3D4354 | 0.044 |
| Tritanopia (no blue cones) | #533D44 | 0.033 |
| Achromatopsia (no color) | #424242 | 0.055 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #523A55
#523A55
oklch(38.6% 0.054 322.8)
- #324C30
#324C30
oklch(38.7% 0.056 142.7)
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 #523A55, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.055
- Charcoal Grey #3C4142 ΔE 0.059
- Onyx #343A40 ΔE 0.067
- Dark Grey Blue #29465B ΔE 0.069
- Charcoal #264653 ΔE 0.074
- Brownish Purple #76424E ΔE 0.078
- Dark Blue Grey #1F3B4D ΔE 0.083
- Dark Slate Gray #2F4F4F ΔE 0.084
Use #523A55 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.