#473688
Closest named color: Dark Slate Blue (#483D8B). oklch(39.8% 0.131 288.5), rgb(71, 54, 136).
Aa
White text reads best on this color (9.76:1).
About this color
#473688 is a dark, moderately saturated purple. In OKLCH its lightness is 40%, its chroma 0.131 and its hue 289°. 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 9.76:1.
| Hue family | Purples |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.131) |
| Temperature | cool |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.15:1 |
| White text | 9.76:1 |
Values
| HEX | #473688 |
| RGB | rgb(71, 54, 136) |
| HSL | hsl(252, 43%, 37%) |
| OKLCH | oklch(39.8% 0.131 288.5) |
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 #473688 | 9.76:1 | AAA | Lc -96.5 | Preferred for body text |
| Black text on #473688 | 2.15:1 | Fails | Lc 11.6 | Not readable |
| #473688 text on white | 9.76:1 | AAA | Lc 92.3 | Preferred for body text |
| #473688 text on black | 2.15:1 | Fails | Lc -10.1 | 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
#BEB7FD
oklch(81% 0.098 288.6)
-
Step 400
400
#9E8EFC
oklch(70.8% 0.157 288.4)
-
Step 500
500
#896DF9
oklch(63.2% 0.2 288.5)
-
Step 600
600
#754FE8
oklch(55.6% 0.218 288.6)
-
Step 700
700
#633ECA
oklch(49.1% 0.204 288.7)
-
Step 800
800
#5035A3
oklch(42.7% 0.168 288.5)
-
Step 900
900 (this color)
#473688
oklch(39.8% 0.131 288.5)
-
Step 950
950
#261D4C
oklch(27% 0.083 288.3)
#473688 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 | 0.076 |
| Deuteranopia (no green cones) | #004286 | 0.075 |
| Tritanopia (no blue cones) | #324959 | 0.110 |
| Achromatopsia (no color) | #444444 | 0.132 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #473688
#473688
oklch(39.8% 0.131 288.5)
- #4C4A00
#4C4A00
oklch(39.8% 0.086 108)
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 #473688, 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 0.063
- Cobalt #1E488F ΔE 0.065
- Twilight #4E518B ΔE 0.074
- Sapphire #2138AB ΔE 0.078
- Twilight Blue #0A437A ΔE 0.079
- Imperial Purple #480CA8 ΔE 0.080
Use #473688 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.