#473788
Closest named color: Dark Slate Blue (#483D8B). oklch(40% 0.13 288.2), rgb(71, 55, 136).
Aa
White text reads best on this color (9.67:1).
About this color
#473788 is a dark, moderately saturated purple. In OKLCH its lightness is 40%, its chroma 0.130 and its hue 288°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.016 away. White text reads best on it, at 9.67:1.
| Hue family | Purples |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.130) |
| Temperature | cool |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.16:1 |
| White text | 9.67:1 |
Values
| HEX | #473788 |
| RGB | rgb(71, 55, 136) |
| HSL | hsl(252, 42%, 37%) |
| OKLCH | oklch(40% 0.13 288.2) |
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 #473788 | 9.67:1 | AAA | Lc -96.4 | Preferred for body text |
| Black text on #473788 | 2.16:1 | Fails | Lc 11.8 | Not readable |
| #473788 text on white | 9.67:1 | AAA | Lc 92.1 | Preferred for body text |
| #473788 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
#E8E7FC
oklch(93.5% 0.028 288)
-
Step 200
200
#D7D4FC
oklch(88.5% 0.055 288.7)
-
Step 300
300
#BDB7FC
oklch(80.9% 0.097 288)
-
Step 400
400
#9D8EFB
oklch(70.6% 0.156 288)
-
Step 500
500
#886DF8
oklch(63% 0.199 288.3)
-
Step 600
600
#7450E7
oklch(55.6% 0.216 288.2)
-
Step 700
700
#623FC9
oklch(49.1% 0.201 288.3)
-
Step 800
800
#4F36A2
oklch(42.7% 0.165 287.9)
-
Step 900
900 (this color)
#473788
oklch(40% 0.13 288.2)
-
Step 950
950
#261D4B
oklch(26.9% 0.082 288.7)
#473788 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 | 0.075 |
| Deuteranopia (no green cones) | #004286 | 0.074 |
| Tritanopia (no blue cones) | #32495A | 0.106 |
| Achromatopsia (no color) | #444444 | 0.130 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #473788
#473788
oklch(40% 0.13 288.2)
- #4C4B00
#4C4B00
oklch(40.1% 0.087 108.9)
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 #473788, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.016
- Blueberry #464196 ΔE 0.032
- Rebecca Purple #663399 ΔE 0.063
- Cobalt #1E488F ΔE 0.063
- Twilight #4E518B ΔE 0.072
- Twilight Blue #0A437A ΔE 0.078
- Sapphire #2138AB ΔE 0.078
- Dusk Blue #26538D ΔE 0.081
Use #473788 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.