#5C347B
Closest named color: Dark Slate Blue (#483D8B). oklch(40.9% 0.12 308), rgb(92, 52, 123).
Aa
White text reads best on this color (9.40:1).
About this color
#5C347B is a dark, moderately saturated purple. In OKLCH its lightness is 41%, its chroma 0.120 and its hue 308°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.047 away. White text reads best on it, at 9.40:1.
| Hue family | Purples |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.120) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.23:1 |
| White text | 9.40:1 |
Values
| HEX | #5C347B |
| RGB | rgb(92, 52, 123) |
| HSL | hsl(274, 41%, 34%) |
| OKLCH | oklch(40.9% 0.12 308) |
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 #5C347B | 9.40:1 | AAA | Lc -95.7 | Preferred for body text |
| Black text on #5C347B | 2.23:1 | Fails | Lc 12.5 | Not readable |
| #5C347B text on white | 9.40:1 | AAA | Lc 91.4 | Preferred for body text |
| #5C347B text on black | 2.23:1 | Fails | Lc -10.9 | 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
#F7F4FA
oklch(97.1% 0.009 308.4)
-
Step 100
100
#EDE6F5
oklch(93.5% 0.021 306.8)
-
Step 200
200
#E0D3EE
oklch(88.6% 0.039 307.2)
-
Step 300
300
#CDB5E4
oklch(80.9% 0.07 308)
-
Step 400
400
#B48DD6
oklch(70.7% 0.112 308.2)
-
Step 500
500
#A16FCB
oklch(63% 0.143 307.9)
-
Step 600
600
#8D55B8
oklch(55.6% 0.156 308.3)
-
Step 700
700
#77459F
oklch(49.1% 0.145 307.6)
-
Step 800
800 (this color)
#5C347B
oklch(40.9% 0.12 308)
-
Step 900
900
#4F3267
oklch(37.7% 0.093 307.8)
-
Step 950
950
#2E1E3C
oklch(27% 0.058 307.5)
#5C347B 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) | #1C457D | 0.099 |
| Deuteranopia (no green cones) | #2B4779 | 0.088 |
| Tritanopia (no blue cones) | #574152 | 0.086 |
| Achromatopsia (no color) | #464646 | 0.121 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5C347B
#5C347B
oklch(40.9% 0.12 308)
- #395400
#395400
oklch(40.9% 0.107 127.9)
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 #5C347B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.047
- Rebecca Purple #663399 ΔE 0.053
- Blueberry #464196 ΔE 0.063
- Twilight #4E518B ΔE 0.077
- Dusk #4E5481 ΔE 0.086
- Grape Purple #5D1451 ΔE 0.090
- Purple #800080 ΔE 0.092
- Indigo #4B0082 ΔE 0.093
Use #5C347B 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.