#47305B
Closest named color: Prussian Blue (#1D3557). oklch(35.6% 0.077 307.6), rgb(71, 48, 91).
Aa
White text reads best on this color (11.40:1).
About this color
#47305B is a dark, moderately saturated purple. In OKLCH its lightness is 36%, its chroma 0.077 and its hue 308°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Prussian Blue (#1D3557), ΔE 0.068 away. White text reads best on it, at 11.40:1.
| Hue family | Purples |
| Lightness | dark (36%) |
| Chroma | moderately saturated (0.077) |
| Temperature | in between |
| Nearest name | Prussian Blue (#1D3557) |
| Black text | 1.84:1 |
| White text | 11.40:1 |
Values
| HEX | #47305B |
| RGB | rgb(71, 48, 91) |
| HSL | hsl(272, 31%, 27%) |
| OKLCH | oklch(35.6% 0.077 307.6) |
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 #47305B | 11.40:1 | AAA | Lc -99.9 | Preferred for body text |
| Black text on #47305B | 1.84:1 | Fails | Lc 7.7 | Not readable |
| #47305B text on white | 11.40:1 | AAA | Lc 96.2 | Preferred for body text |
| #47305B text on black | 1.84:1 | Fails | Lc 0.0 | 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
#F7F4FA
oklch(97.1% 0.009 308.4)
-
Step 100
100
#EDE7F3
oklch(93.6% 0.017 308.3)
-
Step 200
200
#DFD4EA
oklch(88.5% 0.032 308.1)
-
Step 300
300
#CBB7DE
oklch(80.9% 0.058 308.2)
-
Step 400
400
#B091CE
oklch(70.7% 0.093 307.3)
-
Step 500
500
#9D75C1
oklch(63.1% 0.119 307.5)
-
Step 600
600
#885CAD
oklch(55.6% 0.129 307.8)
-
Step 700
700
#734C94
oklch(49.1% 0.118 307.6)
-
Step 800
800
#5E3E78
oklch(42.6% 0.099 308.2)
-
Step 900
900 (this color)
#47305B
oklch(35.6% 0.077 307.6)
-
Step 950
950
#2D2039
oklch(27.1% 0.048 307.3)
#47305B 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) | #26395D | 0.057 |
| Deuteranopia (no green cones) | #2C3A5A | 0.052 |
| Tritanopia (no blue cones) | #443741 | 0.056 |
| Achromatopsia (no color) | #3A3A3A | 0.077 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #47305B
#47305B
oklch(35.6% 0.077 307.6)
- #314312
#314312
oklch(35.6% 0.076 127.2)
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 #47305B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Prussian Blue #1D3557 ΔE 0.068
- Space Cadet #2B2D42 ΔE 0.069
- Grape Purple #5D1451 ΔE 0.071
- Onyx #343A40 ΔE 0.072
- Gunmetal #293241 ΔE 0.073
- Dark Blue Grey #1F3B4D ΔE 0.076
- Dark Grey Blue #29465B ΔE 0.077
- Charcoal Grey #3C4142 ΔE 0.079
Use #47305B 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.