#52437E
Closest named color: Dark Slate Blue (#483D8B). oklch(42.7% 0.096 293.6), rgb(82, 67, 126).
Aa
White text reads best on this color (8.52:1).
About this color
#52437E is a dark, moderately saturated purple. In OKLCH its lightness is 43%, its chroma 0.096 and its hue 294°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.034 away. White text reads best on it, at 8.52:1.
| Hue family | Purples |
| Lightness | dark (43%) |
| Chroma | moderately saturated (0.096) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.46:1 |
| White text | 8.52:1 |
Values
| HEX | #52437E |
| RGB | rgb(82, 67, 126) |
| HSL | hsl(255, 31%, 38%) |
| OKLCH | oklch(42.7% 0.096 293.6) |
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 #52437E | 8.52:1 | AAA | Lc -93.8 | Preferred for body text |
| Black text on #52437E | 2.46:1 | Fails | Lc 14.8 | Not readable |
| #52437E text on white | 8.52:1 | AAA | Lc 89.2 | Fine for body text |
| #52437E text on black | 2.46:1 | Fails | Lc -13.0 | 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
#F5F5FA
oklch(97.2% 0.007 286.3)
-
Step 100
100
#EAE8F4
oklch(93.6% 0.016 293.7)
-
Step 200
200
#DAD6EC
oklch(88.6% 0.03 294.1)
-
Step 300
300
#C2BAE2
oklch(80.9% 0.056 294.3)
-
Step 400
400
#A396D4
oklch(70.7% 0.09 293.6)
-
Step 500
500
#8D7BC8
oklch(63.1% 0.115 293.6)
-
Step 600
600
#7863B5
oklch(55.7% 0.125 293.7)
-
Step 700
700
#65529C
oklch(49.2% 0.116 293.5)
-
Step 800
800 (this color)
#52437E
oklch(42.7% 0.096 293.6)
-
Step 900
900
#443965
oklch(37.7% 0.074 294)
-
Step 950
950
#28223B
oklch(27.1% 0.046 294.1)
#52437E 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) | #304D80 | 0.053 |
| Deuteranopia (no green cones) | #324B7D | 0.050 |
| Tritanopia (no blue cones) | #484E5A | 0.078 |
| Achromatopsia (no color) | #4C4C4C | 0.097 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #52437E
#52437E
oklch(42.7% 0.096 293.6)
- #4F5400
#4F5400
oklch(42.7% 0.096 113.7)
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 #52437E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.034
- Twilight #4E518B ΔE 0.040
- Blueberry #464196 ΔE 0.046
- Dusk #4E5481 ΔE 0.047
- Dusty Grape #545775 ΔE 0.064
- Dusk Blue #26538D ΔE 0.068
- Rebecca Purple #663399 ΔE 0.069
- Cobalt #1E488F ΔE 0.072
Use #52437E 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.