#473178
Closest named color: Dark Slate Blue (#483D8B). oklch(37.7% 0.116 294.4), rgb(71, 49, 120).
Aa
White text reads best on this color (10.61:1).
About this color
#473178 is a dark, moderately saturated purple. In OKLCH its lightness is 38%, its chroma 0.116 and its hue 294°. 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 10.61:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | moderately saturated (0.116) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 1.97:1 |
| White text | 10.61:1 |
Values
| HEX | #473178 |
| RGB | rgb(71, 49, 120) |
| HSL | hsl(259, 42%, 33%) |
| OKLCH | oklch(37.7% 0.116 294.4) |
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 #473178 | 10.61:1 | AAA | Lc -98.3 | Preferred for body text |
| Black text on #473178 | 1.97:1 | Fails | Lc 9.6 | Not readable |
| #473178 text on white | 10.61:1 | AAA | Lc 94.3 | Preferred for body text |
| #473178 text on black | 1.97:1 | Fails | Lc -8.2 | 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
#F6F4FD
oklch(97.1% 0.012 296.4)
-
Step 100
100
#EAE7FA
oklch(93.6% 0.026 293.1)
-
Step 200
200
#DAD4F7
oklch(88.6% 0.048 293.3)
-
Step 300
300
#C4B6F4
oklch(80.9% 0.088 294.7)
-
Step 400
400
#A78EEE
oklch(70.8% 0.139 294.6)
-
Step 500
500
#926EE9
oklch(63.1% 0.179 294.2)
-
Step 600
600
#7E52D7
oklch(55.6% 0.195 294.4)
-
Step 700
700
#6B42BA
oklch(49.2% 0.18 294.6)
-
Step 800
800
#573797
oklch(42.8% 0.15 294.6)
-
Step 900
900 (this color)
#473178
oklch(37.7% 0.116 294.4)
-
Step 950
950
#291D46
oklch(26.9% 0.074 294.4)
#473178 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) | #0B3F7A | 0.077 |
| Deuteranopia (no green cones) | #143D76 | 0.072 |
| Tritanopia (no blue cones) | #3B404F | 0.093 |
| Achromatopsia (no color) | #3E3E3E | 0.117 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #473178
#473178
oklch(37.7% 0.116 294.4)
- #414600
#414600
oklch(37.7% 0.085 114.3)
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 #473178, 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 0.061
- Indigo #4B0082 ΔE 0.076
- Rebecca Purple #663399 ΔE 0.080
- Twilight Blue #0A437A ΔE 0.080
- Cobalt #1E488F ΔE 0.081
- Royal Purple #4B006E ΔE 0.082
- Marine Blue #01386A ΔE 0.088
Use #473178 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.