#513396
Closest named color: Dark Slate Blue (#483D8B). oklch(41.4% 0.154 292.3), rgb(81, 51, 150).
Aa
White text reads best on this color (9.27:1).
About this color
#513396 is a dark, vivid purple. In OKLCH its lightness is 41%, its chroma 0.154 and its hue 292°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.033 away. White text reads best on it, at 9.27:1.
| Hue family | Purples |
| Lightness | dark (41%) |
| Chroma | vivid (0.154) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.26:1 |
| White text | 9.27:1 |
Values
| HEX | #513396 |
| RGB | rgb(81, 51, 150) |
| HSL | hsl(258, 49%, 39%) |
| OKLCH | oklch(41.4% 0.154 292.3) |
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 #513396 | 9.27:1 | AAA | Lc -95.3 | Preferred for body text |
| Black text on #513396 | 2.26:1 | Fails | Lc 13.0 | Not readable |
| #513396 text on white | 9.27:1 | AAA | Lc 90.9 | Preferred for body text |
| #513396 text on black | 2.26:1 | Fails | Lc -11.4 | 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
#F5F4FD
oklch(97% 0.012 291.3)
-
Step 100
100
#EAE7FA
oklch(93.6% 0.026 293.1)
-
Step 200
200
#D9D4F8
oklch(88.5% 0.049 291.7)
-
Step 300
300
#C2B6F6
oklch(80.9% 0.09 292.9)
-
Step 400
400
#A48EF2
oklch(70.7% 0.144 292.4)
-
Step 500
500
#8F6EED
oklch(63.1% 0.184 292.3)
-
Step 600
600
#7B52DB
oklch(55.6% 0.199 292.5)
-
Step 700
700
#6841BE
oklch(49.1% 0.186 292.6)
-
Step 800
800 (this color)
#513396
oklch(41.4% 0.154 292.3)
-
Step 900
900
#45317B
oklch(37.7% 0.121 292.1)
-
Step 950
950
#281D48
oklch(26.9% 0.077 292.2)
#513396 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) | #004899 | 0.092 |
| Deuteranopia (no green cones) | #004594 | 0.091 |
| Tritanopia (no blue cones) | #3D4A60 | 0.121 |
| Achromatopsia (no color) | #474747 | 0.155 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #513396
#513396
oklch(41.4% 0.154 292.3)
- #4D5000
#4D5000
oklch(41.5% 0.092 112.2)
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 #513396, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.033
- Blueberry #464196 ΔE 0.035
- Rebecca Purple #663399 ΔE 0.040
- Chrysanthemum #560BAD ΔE 0.062
- Imperial Purple #480CA8 ΔE 0.066
- Indigo Blue #3A18B1 ΔE 0.078
- Sapphire #2138AB ΔE 0.078
- Twilight #4E518B ΔE 0.080
Use #513396 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.