#5A347B
Closest named color: Dark Slate Blue (#483D8B). oklch(40.6% 0.119 306.5), rgb(90, 52, 123).
Aa
White text reads best on this color (9.49:1).
About this color
#5A347B is a dark, moderately saturated purple. In OKLCH its lightness is 41%, its chroma 0.119 and its hue 307°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.045 away. White text reads best on it, at 9.49:1.
| Hue family | Purples |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.119) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.21:1 |
| White text | 9.49:1 |
Values
| HEX | #5A347B |
| RGB | rgb(90, 52, 123) |
| HSL | hsl(272, 41%, 34%) |
| OKLCH | oklch(40.6% 0.119 306.5) |
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 #5A347B | 9.49:1 | AAA | Lc -95.9 | Preferred for body text |
| Black text on #5A347B | 2.21:1 | Fails | Lc 12.3 | Not readable |
| #5A347B text on white | 9.49:1 | AAA | Lc 91.7 | Preferred for body text |
| #5A347B text on black | 2.21:1 | Fails | Lc -10.7 | 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
#EDE7F5
oklch(93.7% 0.02 305.3)
-
Step 200
200
#DFD3EE
oklch(88.5% 0.039 305.6)
-
Step 300
300
#CCB5E5
oklch(80.8% 0.071 306.6)
-
Step 400
400
#B28ED7
oklch(70.7% 0.111 306.4)
-
Step 500
500
#A070CC
oklch(63.1% 0.142 306.8)
-
Step 600
600
#8B56B9
oklch(55.6% 0.155 306.8)
-
Step 700
700
#7646A0
oklch(49.2% 0.144 306.5)
-
Step 800
800 (this color)
#5A347B
oklch(40.6% 0.119 306.5)
-
Step 900
900
#4E3268
oklch(37.6% 0.094 306.3)
-
Step 950
950
#2E1E3D
oklch(27% 0.059 306.7)
#5A347B 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) | #1B447D | 0.096 |
| Deuteranopia (no green cones) | #294679 | 0.086 |
| Tritanopia (no blue cones) | #554152 | 0.086 |
| Achromatopsia (no color) | #464646 | 0.120 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5A347B
#5A347B
oklch(40.6% 0.119 306.5)
- #3B5300
#3B5300
oklch(40.7% 0.104 126.4)
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 #5A347B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.045
- Rebecca Purple #663399 ΔE 0.054
- Blueberry #464196 ΔE 0.061
- Twilight #4E518B ΔE 0.077
- Dusk #4E5481 ΔE 0.085
- Grape Purple #5D1451 ΔE 0.090
- Indigo #4B0082 ΔE 0.091
- Purple #800080 ΔE 0.095
Use #5A347B 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.