#47528A
Closest named color: Twilight (#4E518B). oklch(45.6% 0.092 273.8), rgb(71, 82, 138).
Aa
White text reads best on this color (7.38:1).
About this color
#47528A is a medium-dark, moderately saturated blue. In OKLCH its lightness is 46%, its chroma 0.092 and its hue 274°. Its hue sits on the cool side of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.011 away. White text reads best on it, at 7.38:1.
| Hue family | Blues |
| Lightness | medium-dark (46%) |
| Chroma | moderately saturated (0.092) |
| Temperature | cool |
| Nearest name | Twilight (#4E518B) |
| Black text | 2.84:1 |
| White text | 7.38:1 |
Values
| HEX | #47528A |
| RGB | rgb(71, 82, 138) |
| HSL | hsl(230, 32%, 41%) |
| OKLCH | oklch(45.6% 0.092 273.8) |
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 #47528A | 7.38:1 | AAA | Lc -90.4 | Preferred for body text |
| Black text on #47528A | 2.84:1 | Fails | Lc 18.4 | Dividers and decoration only |
| #47528A text on white | 7.38:1 | AAA | Lc 85.6 | Fine for body text |
| #47528A text on black | 2.84:1 | Fails | Lc -16.5 | Dividers and decoration only |
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 800.
-
Step 50
50
#F4F5FA
oklch(97.1% 0.007 277.2)
-
Step 100
100
#E6E9F5
oklch(93.5% 0.016 274.8)
-
Step 200
200
#D2D8EE
oklch(88.4% 0.031 273.6)
-
Step 300
300
#B5BFE4
oklch(80.9% 0.053 273.3)
-
Step 400
400
#8F9DD7
oklch(70.7% 0.087 273.5)
-
Step 500
500
#7584CC
oklch(63.2% 0.11 273.9)
-
Step 600
600
#5E6CB9
oklch(55.6% 0.12 274.1)
-
Step 700
700
#4D5A9F
oklch(49% 0.111 273.6)
-
Step 800
800 (this color)
#47528A
oklch(45.6% 0.092 273.8)
-
Step 900
900
#363E68
oklch(37.7% 0.073 274.2)
-
Step 950
950
#1F253D
oklch(27.1% 0.046 272.4)
#47528A 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) | #3D598C | 0.022 |
| Deuteranopia (no green cones) | #375389 | 0.021 |
| Tritanopia (no blue cones) | #2E5E67 | 0.083 |
| Achromatopsia (no color) | #565656 | 0.092 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #47528A
#47528A
oklch(45.6% 0.092 273.8)
- #685503
#685503
oklch(45.5% 0.092 93.6)
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 #47528A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.011
- Dusk #4E5481 ΔE 0.020
- Denim Blue #3B5B92 ΔE 0.028
- Light Navy Blue #2E5A88 ΔE 0.036
- Dusk Blue #26538D ΔE 0.038
- Dusky Blue #475F94 ΔE 0.038
- YInMn Blue #415A77 ΔE 0.045
- Dusty Grape #545775 ΔE 0.045
Use #47528A 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.