#5A4B9F
Closest named color: Twilight (#4E518B). oklch(47.1% 0.131 288.5), rgb(90, 75, 159).
Aa
White text reads best on this color (7.13:1).
About this color
#5A4B9F is a medium-dark, moderately saturated purple. In OKLCH its lightness is 47%, its chroma 0.131 and its hue 289°. Its hue sits on the cool side of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.043 away. White text reads best on it, at 7.13:1.
| Hue family | Purples |
| Lightness | medium-dark (47%) |
| Chroma | moderately saturated (0.131) |
| Temperature | cool |
| Nearest name | Twilight (#4E518B) |
| Black text | 2.94:1 |
| White text | 7.13:1 |
Values
| HEX | #5A4B9F |
| RGB | rgb(90, 75, 159) |
| HSL | hsl(251, 36%, 46%) |
| OKLCH | oklch(47.1% 0.131 288.5) |
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 #5A4B9F | 7.13:1 | AAA | Lc -89.5 | Fine for body text |
| Black text on #5A4B9F | 2.94:1 | Fails | Lc 19.5 | Dividers and decoration only |
| #5A4B9F text on white | 7.13:1 | AAA | Lc 84.5 | Fine for body text |
| #5A4B9F text on black | 2.94:1 | Fails | Lc -17.4 | Dividers and decoration only |
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 700.
-
Step 50
50
#F5F5FB
oklch(97.2% 0.008 286.3)
-
Step 100
100
#E9E8F6
oklch(93.6% 0.019 289.3)
-
Step 200
200
#D8D6F0
oklch(88.6% 0.036 289.2)
-
Step 300
300
#BEBBE8
oklch(81% 0.063 288)
-
Step 400
400
#9E96DC
oklch(70.7% 0.101 288.8)
-
Step 500
500
#877BD3
oklch(63.2% 0.13 288.4)
-
Step 600
600
#7262C0
oklch(55.6% 0.142 288.8)
-
Step 700
700 (this color)
#5A4B9F
oklch(47.1% 0.131 288.5)
-
Step 800
800
#4E4386
oklch(42.8% 0.108 288.5)
-
Step 900
900
#40396B
oklch(37.7% 0.084 288.1)
-
Step 950
950
#26223F
oklch(27.2% 0.053 288.7)
#5A4B9F 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) | #255AA2 | 0.071 |
| Deuteranopia (no green cones) | #26569D | 0.068 |
| Tritanopia (no blue cones) | #465D6E | 0.109 |
| Achromatopsia (no color) | #585858 | 0.131 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5A4B9F
#5A4B9F
oklch(47.1% 0.131 288.5)
- #605F00
#605F00
oklch(47.1% 0.102 109)
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 #5A4B9F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.043
- Blueberry #464196 ΔE 0.046
- Rebecca Purple #663399 ΔE 0.057
- Dark Slate Blue #483D8B ΔE 0.057
- Dusk #4E5481 ΔE 0.062
- Dusky Blue #475F94 ΔE 0.064
- Denim Blue #3B5B92 ΔE 0.064
- Iris #6258C4 ΔE 0.066
Use #5A4B9F 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.