#503266
Closest named color: Dark Slate Blue (#483D8B). oklch(37.7% 0.092 309.3), rgb(80, 50, 102).
Aa
White text reads best on this color (10.55:1).
About this color
#503266 is a dark, moderately saturated purple. In OKLCH its lightness is 38%, its chroma 0.092 and its hue 309°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.066 away. White text reads best on it, at 10.55:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | moderately saturated (0.092) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 1.98:1 |
| White text | 10.55:1 |
Values
| HEX | #503266 |
| RGB | rgb(80, 50, 102) |
| HSL | hsl(275, 34%, 30%) |
| OKLCH | oklch(37.7% 0.092 309.3) |
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 #503266 | 10.55:1 | AAA | Lc -98.3 | Preferred for body text |
| Black text on #503266 | 1.98:1 | Fails | Lc 9.6 | Not readable |
| #503266 text on white | 10.55:1 | AAA | Lc 94.3 | Preferred for body text |
| #503266 text on black | 1.98:1 | Fails | Lc -8.3 | 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
#F7F4FA
oklch(97.1% 0.009 308.4)
-
Step 100
100
#EEE6F4
oklch(93.5% 0.021 311.1)
-
Step 200
200
#E1D3ED
oklch(88.6% 0.038 309.6)
-
Step 300
300
#CEB5E3
oklch(80.9% 0.069 309.4)
-
Step 400
400
#B58DD5
oklch(70.7% 0.111 309.2)
-
Step 500
500
#A36FC9
oklch(63.1% 0.141 309.5)
-
Step 600
600
#8E55B6
oklch(55.6% 0.154 309.4)
-
Step 700
700
#78459D
oklch(49.1% 0.143 308.8)
-
Step 800
800
#62397F
oklch(42.7% 0.118 309.3)
-
Step 900
900 (this color)
#503266
oklch(37.7% 0.092 309.3)
-
Step 950
950
#2F1E3C
oklch(27.1% 0.058 309.1)
#503266 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) | #253E68 | 0.073 |
| Deuteranopia (no green cones) | #2D3F65 | 0.066 |
| Tritanopia (no blue cones) | #4D3A47 | 0.064 |
| Achromatopsia (no color) | #3F3F3F | 0.092 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #503266
#503266
oklch(37.7% 0.092 309.3)
- #324B0B
#324B0B
oklch(37.9% 0.093 129.2)
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 #503266, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.066
- Grape Purple #5D1451 ΔE 0.070
- Blueberry #464196 ΔE 0.085
- Dark Grey Blue #29465B ΔE 0.087
- Prussian Blue #1D3557 ΔE 0.088
- Purple Brown #673A3F ΔE 0.090
- Royal Purple #4B006E ΔE 0.091
- Plum Purple #4E0550 ΔE 0.092
Use #503266 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.