#513393
Closest named color: Dark Slate Blue (#483D8B). oklch(41.2% 0.15 293), rgb(81, 51, 147).
Aa
White text reads best on this color (9.35:1).
About this color
#513393 is a dark, vivid purple. In OKLCH its lightness is 41%, its chroma 0.150 and its hue 293°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.030 away. White text reads best on it, at 9.35:1.
| Hue family | Purples |
| Lightness | dark (41%) |
| Chroma | vivid (0.150) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.24:1 |
| White text | 9.35:1 |
Values
| HEX | #513393 |
| RGB | rgb(81, 51, 147) |
| HSL | hsl(259, 48%, 39%) |
| OKLCH | oklch(41.2% 0.15 293) |
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 #513393 | 9.35:1 | AAA | Lc -95.5 | Preferred for body text |
| Black text on #513393 | 2.24:1 | Fails | Lc 12.8 | Not readable |
| #513393 text on white | 9.35:1 | AAA | Lc 91.1 | Preferred for body text |
| #513393 text on black | 2.24:1 | 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
#F5F4FD
oklch(97% 0.012 291.3)
-
Step 100
100
#EAE7FA
oklch(93.6% 0.026 293.1)
-
Step 200
200
#DAD4F7
oklch(88.6% 0.048 293.3)
-
Step 300
300
#C2B6F5
oklch(80.8% 0.089 293)
-
Step 400
400
#A58EF0
oklch(70.7% 0.141 293.2)
-
Step 500
500
#906FEA
oklch(63.2% 0.179 292.9)
-
Step 600
600
#7C53D8
oklch(55.6% 0.194 293.2)
-
Step 700
700
#6842BC
oklch(49.1% 0.182 292.8)
-
Step 800
800 (this color)
#513393
oklch(41.2% 0.15 293)
-
Step 900
900
#463179
oklch(37.7% 0.118 293.4)
-
Step 950
950
#291E47
oklch(27.2% 0.074 293.2)
#513393 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) | #004896 | 0.092 |
| Deuteranopia (no green cones) | #004591 | 0.092 |
| Tritanopia (no blue cones) | #3E495E | 0.119 |
| Achromatopsia (no color) | #474747 | 0.151 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #513393
#513393
oklch(41.2% 0.15 293)
- #4C5000
#4C5000
oklch(41.4% 0.092 113.1)
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 #513393, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.030
- Blueberry #464196 ΔE 0.036
- Rebecca Purple #663399 ΔE 0.041
- Chrysanthemum #560BAD ΔE 0.066
- Imperial Purple #480CA8 ΔE 0.068
- Twilight #4E518B ΔE 0.079
- Sapphire #2138AB ΔE 0.081
- Indigo Blue #3A18B1 ΔE 0.081
Use #513393 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.