#524289
Closest named color: Dark Slate Blue (#483D8B). oklch(43.2% 0.114 291.3), rgb(82, 66, 137).
Aa
White text reads best on this color (8.40:1).
About this color
#524289 is a dark, moderately saturated purple. In OKLCH its lightness is 43%, its chroma 0.114 and its hue 291°. 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 8.40:1.
| Hue family | Purples |
| Lightness | dark (43%) |
| Chroma | moderately saturated (0.114) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.49:1 |
| White text | 8.40:1 |
Values
| HEX | #524289 |
| RGB | rgb(82, 66, 137) |
| HSL | hsl(254, 35%, 40%) |
| OKLCH | oklch(43.2% 0.114 291.3) |
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 #524289 | 8.40:1 | AAA | Lc -93.4 | Preferred for body text |
| Black text on #524289 | 2.49:1 | Fails | Lc 15.2 | Dividers and decoration only |
| #524289 text on white | 8.40:1 | AAA | Lc 88.8 | Fine for body text |
| #524289 text on black | 2.49:1 | Fails | Lc -13.4 | 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
#F5F4FB
oklch(97% 0.009 292.8)
-
Step 100
100
#E9E8F6
oklch(93.6% 0.019 289.3)
-
Step 200
200
#D9D5F0
oklch(88.4% 0.037 292.4)
-
Step 300
300
#C0BAE9
oklch(81% 0.066 290.7)
-
Step 400
400
#A194DE
oklch(70.6% 0.107 291.5)
-
Step 500
500
#8B78D5
oklch(63% 0.137 291.3)
-
Step 600
600
#7660C2
oklch(55.7% 0.147 291.2)
-
Step 700
700
#634EA7
oklch(49% 0.138 291.4)
-
Step 800
800 (this color)
#524289
oklch(43.2% 0.114 291.3)
-
Step 900
900
#43376C
oklch(37.6% 0.089 292)
-
Step 950
950
#272140
oklch(27.1% 0.057 291)
#524289 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) | #264F8C | 0.064 |
| Deuteranopia (no green cones) | #284C87 | 0.061 |
| Tritanopia (no blue cones) | #44505F | 0.092 |
| Achromatopsia (no color) | #4D4D4D | 0.114 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #524289
#524289
oklch(43.2% 0.114 291.3)
- #535500
#535500
oklch(43.3% 0.095 111.3)
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 #524289, 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 0.030
- Twilight #4E518B ΔE 0.040
- Dusk #4E5481 ΔE 0.054
- Rebecca Purple #663399 ΔE 0.055
- Cobalt #1E488F ΔE 0.068
- Dusk Blue #26538D ΔE 0.068
- Denim Blue #3B5B92 ΔE 0.071
Use #524289 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.