#304875
Closest named color: Light Navy (#155084). oklch(40.5% 0.082 262.1), rgb(48, 72, 117).
Aa
White text reads best on this color (9.09:1).
About this color
#304875 is a dark, moderately saturated blue. In OKLCH its lightness is 40%, its chroma 0.082 and its hue 262°. Its hue sits on the cool side of the wheel. The nearest named color is Light Navy (#155084), ΔE 0.035 away. White text reads best on it, at 9.09:1.
| Hue family | Blues |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.082) |
| Temperature | cool |
| Nearest name | Light Navy (#155084) |
| Black text | 2.30:1 |
| White text | 9.09:1 |
Values
| HEX | #304875 |
| RGB | rgb(48, 72, 117) |
| HSL | hsl(219, 42%, 32%) |
| OKLCH | oklch(40.5% 0.082 262.1) |
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 #304875 | 9.09:1 | AAA | Lc -95.2 | Preferred for body text |
| Black text on #304875 | 2.30:1 | Fails | Lc 13.2 | Not readable |
| #304875 text on white | 9.09:1 | AAA | Lc 90.8 | Preferred for body text |
| #304875 text on black | 2.30:1 | Fails | Lc -11.5 | 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 800.
-
Step 50
50
#F3F5FA
oklch(97% 0.007 268.5)
-
Step 100
100
#E5EAF3
oklch(93.6% 0.013 262.4)
-
Step 200
200
#D0DAEB
oklch(88.6% 0.026 261.1)
-
Step 300
300
#B0C1E0
oklch(80.8% 0.048 262.5)
-
Step 400
400
#87A1D1
oklch(70.7% 0.077 262.4)
-
Step 500
500
#6989C5
oklch(63.1% 0.098 262.4)
-
Step 600
600
#5072B1
oklch(55.5% 0.106 262)
-
Step 700
700
#416099
oklch(49.2% 0.099 261.8)
-
Step 800
800 (this color)
#304875
oklch(40.5% 0.082 262.1)
-
Step 900
900
#2F4163
oklch(37.6% 0.063 262.4)
-
Step 950
950
#1C263A
oklch(26.9% 0.04 263.6)
#304875 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) | #364C77 | 0.015 |
| Deuteranopia (no green cones) | #2D4574 | 0.010 |
| Tritanopia (no blue cones) | #015259 | 0.073 |
| Achromatopsia (no color) | #484848 | 0.082 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #304875
#304875
oklch(40.5% 0.082 262.1)
- #5F4403
#5F4403
oklch(40.6% 0.082 82.2)
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 #304875, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Navy #155084 ΔE 0.035
- Twilight Blue #0A437A ΔE 0.039
- Deep Sea Blue #015482 ΔE 0.044
- Dark Grey Blue #29465B ΔE 0.046
- Dusk Blue #26538D ΔE 0.046
- Cobalt #1E488F ΔE 0.046
- Light Navy Blue #2E5A88 ΔE 0.057
- Dusk #4E5481 ΔE 0.060
Use #304875 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.