#473C72
Closest named color: Dark Slate Blue (#483D8B). oklch(39.4% 0.089 291.1), rgb(71, 60, 114).
Aa
White text reads best on this color (9.73:1).
About this color
#473C72 is a dark, moderately saturated purple. In OKLCH its lightness is 39%, its chroma 0.089 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 0.042 away. White text reads best on it, at 9.73:1.
| Hue family | Purples |
| Lightness | dark (39%) |
| Chroma | moderately saturated (0.089) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.15:1 |
| White text | 9.73:1 |
Values
| HEX | #473C72 |
| RGB | rgb(71, 60, 114) |
| HSL | hsl(252, 31%, 34%) |
| OKLCH | oklch(39.4% 0.089 291.1) |
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 #473C72 | 9.73:1 | AAA | Lc -96.7 | Preferred for body text |
| Black text on #473C72 | 2.15:1 | Fails | Lc 11.5 | Not readable |
| #473C72 text on white | 9.73:1 | AAA | Lc 92.5 | Preferred for body text |
| #473C72 text on black | 2.15:1 | Fails | Lc -10.0 | 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
#F5F4FB
oklch(97% 0.009 292.8)
-
Step 100
100
#E9E8F6
oklch(93.6% 0.019 289.3)
-
Step 200
200
#D9D5F1
oklch(88.5% 0.038 292.2)
-
Step 300
300
#C0BAE9
oklch(81% 0.066 290.7)
-
Step 400
400
#A194DE
oklch(70.6% 0.107 291.5)
-
Step 500
500
#8B78D5
oklch(63% 0.137 291.3)
-
Step 600
600
#765FC2
oklch(55.5% 0.149 291.5)
-
Step 700
700
#634EA8
oklch(49.1% 0.139 291.2)
-
Step 800
800
#514188
oklch(42.8% 0.114 291.2)
-
Step 900
900 (this color)
#473C72
oklch(39.4% 0.089 291.1)
-
Step 950
950
#272140
oklch(27.1% 0.057 291)
#473C72 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) | #2A4574 | 0.046 |
| Deuteranopia (no green cones) | #2B4371 | 0.044 |
| Tritanopia (no blue cones) | #3C4651 | 0.074 |
| Achromatopsia (no color) | #444444 | 0.090 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #473C72
#473C72
oklch(39.4% 0.089 291.1)
- #484A00
#484A00
oklch(39.4% 0.087 111.5)
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 #473C72, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.042
- Blueberry #464196 ΔE 0.060
- Twilight #4E518B ΔE 0.068
- Twilight Blue #0A437A ΔE 0.069
- Dark Grey Blue #29465B ΔE 0.070
- Cobalt #1E488F ΔE 0.071
- Dusk #4E5481 ΔE 0.071
- Light Navy #155084 ΔE 0.075
Use #473C72 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.