#533391
Closest named color: Dark Slate Blue (#483D8B). oklch(41.3% 0.148 294.7), rgb(83, 51, 145).
Aa
White text reads best on this color (9.33:1).
About this color
#533391 is a dark, vivid purple. In OKLCH its lightness is 41%, its chroma 0.148 and its hue 295°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.031 away. White text reads best on it, at 9.33:1.
| Hue family | Purples |
| Lightness | dark (41%) |
| Chroma | vivid (0.148) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.25:1 |
| White text | 9.33:1 |
Values
| HEX | #533391 |
| RGB | rgb(83, 51, 145) |
| HSL | hsl(260, 48%, 38%) |
| OKLCH | oklch(41.3% 0.148 294.7) |
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 #533391 | 9.33:1 | AAA | Lc -95.5 | Preferred for body text |
| Black text on #533391 | 2.25:1 | Fails | Lc 12.9 | Not readable |
| #533391 text on white | 9.33:1 | AAA | Lc 91.1 | Preferred for body text |
| #533391 text on black | 2.25:1 | Fails | Lc -11.2 | 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
#F6F4FD
oklch(97.1% 0.012 296.4)
-
Step 100
100
#EAE7F9
oklch(93.6% 0.024 293.6)
-
Step 200
200
#DBD4F6
oklch(88.6% 0.047 294.9)
-
Step 300
300
#C4B6F3
oklch(80.9% 0.086 294.9)
-
Step 400
400
#A78EED
oklch(70.7% 0.137 294.7)
-
Step 500
500
#936EE7
oklch(63.1% 0.176 294.9)
-
Step 600
600
#7E53D5
oklch(55.6% 0.191 294.6)
-
Step 700
700
#6B42B9
oklch(49.1% 0.178 294.8)
-
Step 800
800 (this color)
#533391
oklch(41.3% 0.148 294.7)
-
Step 900
900
#473177
oklch(37.7% 0.115 294.8)
-
Step 950
950
#291D46
oklch(26.9% 0.074 294.4)
#533391 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) | #004894 | 0.096 |
| Deuteranopia (no green cones) | #00458F | 0.096 |
| Tritanopia (no blue cones) | #43495D | 0.117 |
| Achromatopsia (no color) | #474747 | 0.148 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #533391
#533391
oklch(41.3% 0.148 294.7)
- #4A5000
#4A5000
oklch(41.2% 0.093 114.6)
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 #533391, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.031
- Blueberry #464196 ΔE 0.038
- Rebecca Purple #663399 ΔE 0.038
- Chrysanthemum #560BAD ΔE 0.068
- Imperial Purple #480CA8 ΔE 0.072
- Twilight #4E518B ΔE 0.078
- Indigo #4B0082 ΔE 0.082
- Cobalt #1E488F ΔE 0.084
Use #533391 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.