#513895
Closest named color: Dark Slate Blue (#483D8B). oklch(42.2% 0.146 291.2), rgb(81, 56, 149).
Aa
White text reads best on this color (8.93:1).
About this color
#513895 is a dark, vivid purple. In OKLCH its lightness is 42%, its chroma 0.146 and its hue 291°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.025 away. White text reads best on it, at 8.93:1.
| Hue family | Purples |
| Lightness | dark (42%) |
| Chroma | vivid (0.146) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.34:1 |
| White text | 8.93:1 |
Values
| HEX | #513895 |
| RGB | rgb(81, 56, 149) |
| HSL | hsl(256, 45%, 40%) |
| OKLCH | oklch(42.2% 0.146 291.2) |
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 #513895 | 8.93:1 | AAA | Lc -94.6 | Preferred for body text |
| Black text on #513895 | 2.34:1 | Fails | Lc 13.9 | Not readable |
| #513895 text on white | 8.93:1 | AAA | Lc 90.1 | Preferred for body text |
| #513895 text on black | 2.34:1 | Fails | Lc -12.2 | 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
#E9E7FA
oklch(93.5% 0.026 290.7)
-
Step 200
200
#D9D4F7
oklch(88.5% 0.048 291.9)
-
Step 300
300
#C0B7F4
oklch(80.8% 0.086 291.1)
-
Step 400
400
#A290EE
oklch(70.7% 0.135 291.3)
-
Step 500
500
#8D71E9
oklch(63.2% 0.174 291.3)
-
Step 600
600
#7856D7
oklch(55.6% 0.189 291.1)
-
Step 700
700
#6545BA
oklch(49.1% 0.175 291.1)
-
Step 800
800 (this color)
#513895
oklch(42.2% 0.146 291.2)
-
Step 900
900
#443378
oklch(37.8% 0.113 291.4)
-
Step 950
950
#271E46
oklch(26.9% 0.072 291.1)
#513895 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) | #004B98 | 0.088 |
| Deuteranopia (no green cones) | #004793 | 0.087 |
| Tritanopia (no blue cones) | #3D4D61 | 0.117 |
| Achromatopsia (no color) | #494949 | 0.147 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #513895
#513895
oklch(42.2% 0.146 291.2)
- #505200
#505200
oklch(42.3% 0.093 111.4)
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 #513895, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.025
- Blueberry #464196 ΔE 0.027
- Rebecca Purple #663399 ΔE 0.040
- Twilight #4E518B ΔE 0.069
- Chrysanthemum #560BAD ΔE 0.072
- Cobalt #1E488F ΔE 0.075
- Imperial Purple #480CA8 ΔE 0.076
- Sapphire #2138AB ΔE 0.078
Use #513895 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.