#493688
Closest named color: Dark Slate Blue (#483D8B). oklch(40% 0.131 289.8), rgb(73, 54, 136).
Aa
White text reads best on this color (9.69:1).
About this color
#493688 is a dark, moderately saturated purple. In OKLCH its lightness is 40%, its chroma 0.131 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 9.69:1.
| Hue family | Purples |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.131) |
| Temperature | cool |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.16:1 |
| White text | 9.69:1 |
Values
| HEX | #493688 |
| RGB | rgb(73, 54, 136) |
| HSL | hsl(254, 43%, 37%) |
| OKLCH | oklch(40% 0.131 289.8) |
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 #493688 | 9.69:1 | AAA | Lc -96.4 | Preferred for body text |
| Black text on #493688 | 2.16:1 | Fails | Lc 11.8 | Not readable |
| #493688 text on white | 9.69:1 | AAA | Lc 92.1 | Preferred for body text |
| #493688 text on black | 2.16:1 | Fails | Lc -10.3 | 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 900.
-
Step 50
50
#F5F4FE
oklch(97.1% 0.013 290.8)
-
Step 100
100
#E9E7FC
oklch(93.6% 0.028 290.2)
-
Step 200
200
#D8D4FC
oklch(88.6% 0.055 289.8)
-
Step 300
300
#BFB6FC
oklch(80.9% 0.098 289.9)
-
Step 400
400
#A08DFB
oklch(70.7% 0.157 289.7)
-
Step 500
500
#8B6CF8
oklch(63.1% 0.2 289.6)
-
Step 600
600
#774EE7
oklch(55.6% 0.218 289.7)
-
Step 700
700
#653DC9
oklch(49.1% 0.204 289.9)
-
Step 800
800
#5234A2
oklch(42.7% 0.168 289.9)
-
Step 900
900 (this color)
#493688
oklch(40% 0.131 289.8)
-
Step 950
950
#271D4B
oklch(27% 0.082 289.8)
#493688 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) | #00468B | 0.079 |
| Deuteranopia (no green cones) | #004286 | 0.078 |
| Tritanopia (no blue cones) | #364859 | 0.107 |
| Achromatopsia (no color) | #444444 | 0.132 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #493688
#493688
oklch(40% 0.131 289.8)
- #4B4B00
#4B4B00
oklch(40% 0.087 109.8)
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 #493688, 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 0.034
- Rebecca Purple #663399 ΔE 0.060
- Cobalt #1E488F ΔE 0.067
- Twilight #4E518B ΔE 0.073
- Sapphire #2138AB ΔE 0.080
- Imperial Purple #480CA8 ΔE 0.081
- Twilight Blue #0A437A ΔE 0.081
Use #493688 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.