#493F71
Closest named color: Dark Slate Blue (#483D8B). oklch(40.2% 0.083 291.4), rgb(73, 63, 113).
Aa
White text reads best on this color (9.40:1).
About this color
#493F71 is a dark, moderately saturated purple. In OKLCH its lightness is 40%, its chroma 0.083 and its hue 291°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.045 away. White text reads best on it, at 9.40:1.
| Hue family | Purples |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.083) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.23:1 |
| White text | 9.40:1 |
Values
| HEX | #493F71 |
| RGB | rgb(73, 63, 113) |
| HSL | hsl(252, 28%, 35%) |
| OKLCH | oklch(40.2% 0.083 291.4) |
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 #493F71 | 9.40:1 | AAA | Lc -95.9 | Preferred for body text |
| Black text on #493F71 | 2.23:1 | Fails | Lc 12.3 | Not readable |
| #493F71 text on white | 9.40:1 | AAA | Lc 91.7 | Preferred for body text |
| #493F71 text on black | 2.23:1 | Fails | Lc -10.7 | 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
#F5F5FB
oklch(97.2% 0.008 286.3)
-
Step 100
100
#EAE8F5
oklch(93.6% 0.018 293.1)
-
Step 200
200
#D9D6EF
oklch(88.6% 0.034 291.2)
-
Step 300
300
#C0BAE6
oklch(80.8% 0.062 291.2)
-
Step 400
400
#A195DA
oklch(70.6% 0.1 291.6)
-
Step 500
500
#8B7AD0
oklch(63.1% 0.127 291.4)
-
Step 600
600
#7661BD
oklch(55.6% 0.139 291.7)
-
Step 700
700
#6350A3
oklch(49.1% 0.129 291.5)
-
Step 800
800
#514284
oklch(42.7% 0.107 291.7)
-
Step 900
900 (this color)
#493F71
oklch(40.2% 0.083 291.4)
-
Step 950
950
#27213E
oklch(27% 0.053 291.9)
#493F71 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) | #2F4773 | 0.042 |
| Deuteranopia (no green cones) | #304570 | 0.040 |
| Tritanopia (no blue cones) | #3F4852 | 0.068 |
| Achromatopsia (no color) | #464646 | 0.083 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #493F71
#493F71
oklch(40.2% 0.083 291.4)
- #4A4C0A
#4A4C0A
oklch(40.2% 0.083 111.4)
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 #493F71, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.045
- Blueberry #464196 ΔE 0.061
- Twilight #4E518B ΔE 0.062
- Dusk #4E5481 ΔE 0.063
- Dark Grey Blue #29465B ΔE 0.067
- Twilight Blue #0A437A ΔE 0.071
- Cobalt #1E488F ΔE 0.072
- Light Navy #155084 ΔE 0.073
Use #493F71 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.