#493A81
Closest named color: Dark Slate Blue (#483D8B). oklch(40.2% 0.115 290), rgb(73, 58, 129).
Aa
White text reads best on this color (9.52:1).
About this color
#493A81 is a dark, moderately saturated purple. In OKLCH its lightness is 40%, its chroma 0.115 and its hue 290°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.018 away. White text reads best on it, at 9.52:1.
| Hue family | Purples |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.115) |
| Temperature | cool |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.20:1 |
| White text | 9.52:1 |
Values
| HEX | #493A81 |
| RGB | rgb(73, 58, 129) |
| HSL | hsl(253, 38%, 37%) |
| OKLCH | oklch(40.2% 0.115 290) |
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 #493A81 | 9.52:1 | AAA | Lc -96.1 | Preferred for body text |
| Black text on #493A81 | 2.20:1 | Fails | Lc 12.1 | Not readable |
| #493A81 text on white | 9.52:1 | AAA | Lc 91.8 | Preferred for body text |
| #493A81 text on black | 2.20:1 | Fails | Lc -10.6 | 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
#F5F5FB
oklch(97.2% 0.008 286.3)
-
Step 100
100
#E9E8F6
oklch(93.6% 0.019 289.3)
-
Step 200
200
#D8D5F1
oklch(88.4% 0.038 290.5)
-
Step 300
300
#BFBAEA
oklch(80.9% 0.067 289.6)
-
Step 400
400
#A095DF
oklch(70.8% 0.107 290.2)
-
Step 500
500
#8979D6
oklch(63.1% 0.137 289.8)
-
Step 600
600
#7460C3
oklch(55.6% 0.149 290)
-
Step 700
700
#624FA9
oklch(49.2% 0.139 290.1)
-
Step 800
800 (this color)
#493A81
oklch(40.2% 0.115 290)
-
Step 900
900
#42386D
oklch(37.8% 0.088 290.2)
-
Step 950
950
#262140
oklch(27% 0.057 289.5)
#493A81 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) | #194783 | 0.065 |
| Deuteranopia (no green cones) | #1B447F | 0.063 |
| Tritanopia (no blue cones) | #394957 | 0.096 |
| Achromatopsia (no color) | #454545 | 0.116 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #493A81
#493A81
oklch(40.2% 0.115 290)
- #4C4C00
#4C4C00
oklch(40.3% 0.088 109.8)
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 #493A81, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.018
- Blueberry #464196 ΔE 0.037
- Twilight #4E518B ΔE 0.064
- Cobalt #1E488F ΔE 0.064
- Rebecca Purple #663399 ΔE 0.067
- Dusk #4E5481 ΔE 0.074
- Twilight Blue #0A437A ΔE 0.075
- Dusk Blue #26538D ΔE 0.076
Use #493A81 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.