#5B346E
Closest named color: Dark Slate Blue (#483D8B). oklch(39.9% 0.103 313.6), rgb(91, 52, 110).
Aa
White text reads best on this color (9.71:1).
About this color
#5B346E is a dark, moderately saturated purple. In OKLCH its lightness is 40%, its chroma 0.103 and its hue 314°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.060 away. White text reads best on it, at 9.71:1.
| Hue family | Purples |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.103) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.16:1 |
| White text | 9.71:1 |
Values
| HEX | #5B346E |
| RGB | rgb(91, 52, 110) |
| HSL | hsl(280, 36%, 32%) |
| OKLCH | oklch(39.9% 0.103 313.6) |
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 #5B346E | 9.71:1 | AAA | Lc -96.5 | Preferred for body text |
| Black text on #5B346E | 2.16:1 | Fails | Lc 11.7 | Not readable |
| #5B346E text on white | 9.71:1 | AAA | Lc 92.3 | Preferred for body text |
| #5B346E text on black | 2.16:1 | Fails | Lc -10.2 | 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 900.
-
Step 50
50
#F8F3FA
oklch(97% 0.011 316.5)
-
Step 100
100
#EFE6F5
oklch(93.6% 0.022 312.2)
-
Step 200
200
#E3D1EE
oklch(88.4% 0.044 312.8)
-
Step 300
300
#D3B2E4
oklch(80.9% 0.078 314.1)
-
Step 400
400
#BC88D7
oklch(70.6% 0.125 313.6)
-
Step 500
500
#AB68CC
oklch(63% 0.159 313.6)
-
Step 600
600
#964DB9
oklch(55.5% 0.173 313.4)
-
Step 700
700
#803D9F
oklch(49% 0.161 313.6)
-
Step 800
800
#683381
oklch(42.6% 0.133 313.5)
-
Step 900
900 (this color)
#5B346E
oklch(39.9% 0.103 313.6)
-
Step 950
950
#321B3D
oklch(27% 0.067 313.9)
#5B346E 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) | #274270 | 0.088 |
| Deuteranopia (no green cones) | #32456C | 0.079 |
| Tritanopia (no blue cones) | #593D4C | 0.069 |
| Achromatopsia (no color) | #444444 | 0.104 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5B346E
#5B346E
oklch(39.9% 0.103 313.6)
- #2F530E
#2F530E
oklch(40% 0.104 133.7)
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 #5B346E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.060
- Rebecca Purple #663399 ΔE 0.074
- Grape Purple #5D1451 ΔE 0.076
- Blueberry #464196 ΔE 0.078
- Twilight #4E518B ΔE 0.084
- Dusk #4E5481 ΔE 0.087
- Rich Purple #720058 ΔE 0.088
- Velvet #750851 ΔE 0.090
Use #5B346E 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.