#493B8E
Closest named color: Dark Slate Blue (#483D8B). oklch(41.4% 0.132 286.9), rgb(73, 59, 142).
Aa
White text reads best on this color (9.13:1).
About this color
#493B8E is a dark, moderately saturated purple. In OKLCH its lightness is 41%, its chroma 0.132 and its hue 287°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.007 away. White text reads best on it, at 9.13:1.
| Hue family | Purples |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.132) |
| Temperature | cool |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.29:1 |
| White text | 9.13:1 |
Values
| HEX | #493B8E |
| RGB | rgb(73, 59, 142) |
| HSL | hsl(250, 41%, 39%) |
| OKLCH | oklch(41.4% 0.132 286.9) |
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 #493B8E | 9.13:1 | AAA | Lc -95.1 | Preferred for body text |
| Black text on #493B8E | 2.29:1 | Fails | Lc 13.2 | Not readable |
| #493B8E text on white | 9.13:1 | AAA | Lc 90.7 | Preferred for body text |
| #493B8E text on black | 2.29:1 | Fails | Lc -11.6 | 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
#F5F5FC
oklch(97.2% 0.009 286.2)
-
Step 100
100
#E8E8F9
oklch(93.6% 0.023 286)
-
Step 200
200
#D6D5F5
oklch(88.4% 0.044 286.9)
-
Step 300
300
#BCBAF1
oklch(80.9% 0.077 286.2)
-
Step 400
400
#9C94E9
oklch(70.7% 0.123 287.1)
-
Step 500
500
#8577E3
oklch(63.2% 0.158 286.9)
-
Step 600
600
#705DD1
oklch(55.7% 0.172 286.9)
-
Step 700
700
#5E4CB5
oklch(49.2% 0.16 286.9)
-
Step 800
800 (this color)
#493B8E
oklch(41.4% 0.132 286.9)
-
Step 900
900
#3F3675
oklch(37.7% 0.104 286.8)
-
Step 950
950
#252044
oklch(26.9% 0.065 287.6)
#493B8E 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) | #034A91 | 0.073 |
| Deuteranopia (no green cones) | #01468C | 0.073 |
| Tritanopia (no blue cones) | #324E5E | 0.111 |
| Achromatopsia (no color) | #484848 | 0.133 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #493B8E
#493B8E
oklch(41.4% 0.132 286.9)
- #514E00
#514E00
oklch(41.3% 0.089 107.2)
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 #493B8E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.007
- Blueberry #464196 ΔE 0.019
- Rebecca Purple #663399 ΔE 0.057
- Cobalt #1E488F ΔE 0.060
- Twilight #4E518B ΔE 0.061
- Dusk Blue #26538D ΔE 0.073
- Sapphire #2138AB ΔE 0.074
- Dusk #4E5481 ΔE 0.077
Use #493B8E 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.