#48528A
Closest named color: Twilight (#4E518B). oklch(45.7% 0.092 274.5), rgb(72, 82, 138).
Aa
White text reads best on this color (7.36:1).
About this color
#48528A is a medium-dark, moderately saturated blue. In OKLCH its lightness is 46%, its chroma 0.092 and its hue 275°. Its hue sits on the cool side of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.009 away. White text reads best on it, at 7.36:1.
| 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 | 7.36:1 |
Values
| HEX | #48528A |
| RGB | rgb(72, 82, 138) |
| HSL | hsl(231, 31%, 41%) |
| OKLCH | oklch(45.7% 0.092 274.5) |
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 #48528A | 7.36:1 | AAA | Lc -90.4 | Preferred for body text |
| Black text on #48528A | 2.84:1 | Fails | Lc 18.5 | Dividers and decoration only |
| #48528A text on white | 7.36:1 | AAA | Lc 85.5 | Fine for body text |
| #48528A 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
#D3D8ED
oklch(88.5% 0.029 275.1)
-
Step 300
300
#B6BFE4
oklch(81% 0.053 274.4)
-
Step 400
400
#909DD7
oklch(70.8% 0.086 274.3)
-
Step 500
500
#7684CC
oklch(63.2% 0.11 274.5)
-
Step 600
600
#5F6CB9
oklch(55.6% 0.12 274.6)
-
Step 700
700
#4E5A9F
oklch(49.1% 0.111 274.2)
-
Step 800
800 (this color)
#48528A
oklch(45.7% 0.092 274.5)
-
Step 900
900
#363E67
oklch(37.7% 0.071 274.1)
-
Step 950
950
#20243D
oklch(26.9% 0.047 275.9)
#48528A 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 | 0.023 |
| Deuteranopia (no green cones) | #375389 | 0.022 |
| Tritanopia (no blue cones) | #305E67 | 0.082 |
| Achromatopsia (no color) | #565656 | 0.092 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #48528A
#48528A
oklch(45.7% 0.092 274.5)
- #685604
#685604
oklch(45.8% 0.092 94.6)
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 #48528A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.009
- Dusk #4E5481 ΔE 0.019
- Denim Blue #3B5B92 ΔE 0.029
- Light Navy Blue #2E5A88 ΔE 0.037
- Dusky Blue #475F94 ΔE 0.037
- Dusk Blue #26538D ΔE 0.039
- Dusty Grape #545775 ΔE 0.045
- YInMn Blue #415A77 ΔE 0.045
Use #48528A 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.