#5B548A
Closest named color: Twilight (#4E518B). oklch(47.7% 0.086 288.6), rgb(91, 84, 138).
Aa
White text reads best on this color (6.81:1).
About this color
#5B548A is a medium-dark, moderately saturated purple. In OKLCH its lightness is 48%, its chroma 0.086 and its hue 289°. Its hue sits on the cool side of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.023 away. White text reads best on it, at 6.81:1.
| Hue family | Purples |
| Lightness | medium-dark (48%) |
| Chroma | moderately saturated (0.086) |
| Temperature | cool |
| Nearest name | Twilight (#4E518B) |
| Black text | 3.07:1 |
| White text | 6.81:1 |
Values
| HEX | #5B548A |
| RGB | rgb(91, 84, 138) |
| HSL | hsl(248, 24%, 44%) |
| OKLCH | oklch(47.7% 0.086 288.6) |
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 #5B548A | 6.81:1 | AA | Lc -88.5 | Fine for body text |
| Black text on #5B548A | 3.07:1 | AA large text | Lc 20.6 | Dividers and decoration only |
| #5B548A text on white | 6.81:1 | AA | Lc 83.5 | Fine for body text |
| #5B548A text on black | 3.07:1 | AA large text | Lc -18.5 | 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
#F5F5F9
oklch(97.1% 0.005 286.3)
-
Step 100
100
#E9E9F2
oklch(93.7% 0.012 286.2)
-
Step 200
200
#D8D7E8
oklch(88.5% 0.023 288.6)
-
Step 300
300
#BFBDDB
oklch(81% 0.042 288.5)
-
Step 400
400
#9E9AC8
oklch(70.6% 0.067 288.5)
-
Step 500
500
#8781BA
oklch(63.1% 0.085 288.5)
-
Step 600
600
#716AA6
oklch(55.6% 0.092 288.4)
-
Step 700
700 (this color)
#5B548A
oklch(47.7% 0.086 288.6)
-
Step 800
800
#4E4874
oklch(42.7% 0.072 289.2)
-
Step 900
900
#403D5D
oklch(37.7% 0.054 287.8)
-
Step 950
950
#262437
oklch(27.1% 0.035 288.7)
#5B548A 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) | #445C8C | 0.037 |
| Deuteranopia (no green cones) | #435989 | 0.036 |
| Tritanopia (no blue cones) | #4F5E68 | 0.073 |
| Achromatopsia (no color) | #5B5B5B | 0.086 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5B548A
#5B548A
oklch(47.7% 0.086 288.6)
- #61601F
#61601F
oklch(47.6% 0.086 108.4)
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 #5B548A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.023
- Dusk #4E5481 ΔE 0.026
- Dusky Blue #475F94 ΔE 0.039
- Dusty Grape #545775 ΔE 0.040
- Denim Blue #3B5B92 ΔE 0.046
- YInMn Blue #415A77 ΔE 0.055
- Denim #3B638C ΔE 0.056
- Light Navy Blue #2E5A88 ΔE 0.059
Use #5B548A 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.