#305693
Closest named color: Dusk Blue (#26538D). oklch(45.7% 0.109 259.5), rgb(48, 86, 147).
Aa
White text reads best on this color (7.29:1).
About this color
#305693 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 46%, its chroma 0.109 and its hue 259°. Its hue sits on the cool side of the wheel. The nearest named color is Dusk Blue (#26538D), ΔE 0.017 away. White text reads best on it, at 7.29:1.
| Hue family | Blues |
| Lightness | medium-dark (46%) |
| Chroma | moderately saturated (0.109) |
| Temperature | cool |
| Nearest name | Dusk Blue (#26538D) |
| Black text | 2.87:1 |
| White text | 7.29:1 |
Values
| HEX | #305693 |
| RGB | rgb(48, 86, 147) |
| HSL | hsl(217, 51%, 38%) |
| OKLCH | oklch(45.7% 0.109 259.5) |
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 #305693 | 7.29:1 | AAA | Lc -90.0 | Fine for body text |
| Black text on #305693 | 2.87:1 | Fails | Lc 18.9 | Dividers and decoration only |
| #305693 text on white | 7.29:1 | AAA | Lc 85.1 | Fine for body text |
| #305693 text on black | 2.87:1 | Fails | Lc -16.9 | 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
#F2F6FB
oklch(97.2% 0.008 253.9)
-
Step 100
100
#E3EAF7
oklch(93.6% 0.019 263)
-
Step 200
200
#CCDAF1
oklch(88.5% 0.035 260.4)
-
Step 300
300
#A9C2EA
oklch(80.9% 0.063 259.7)
-
Step 400
400
#7AA2E0
oklch(70.8% 0.101 258.9)
-
Step 500
500
#5889D7
oklch(63.1% 0.13 259.3)
-
Step 600
600
#3D71C5
oklch(55.5% 0.142 259.6)
-
Step 700
700
#2F5FAA
oklch(49.2% 0.131 259.1)
-
Step 800
800 (this color)
#305693
oklch(45.7% 0.109 259.5)
-
Step 900
900
#25416E
oklch(37.7% 0.085 259.5)
-
Step 950
950
#162640
oklch(26.9% 0.053 259.7)
#305693 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) | #3A5B95 | 0.019 |
| Deuteranopia (no green cones) | #2B5292 | 0.013 |
| Tritanopia (no blue cones) | #00646D | 0.089 |
| Achromatopsia (no color) | #565656 | 0.109 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #305693
#305693
oklch(45.7% 0.109 259.5)
- #735000
#735000
oklch(45.7% 0.095 79.5)
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 #305693, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk Blue #26538D ΔE 0.017
- Denim Blue #3B5B92 ΔE 0.021
- Light Navy Blue #2E5A88 ΔE 0.024
- Light Navy #155084 ΔE 0.039
- Twilight #4E518B ΔE 0.039
- Dusky Blue #475F94 ΔE 0.040
- Deep Sea Blue #015482 ΔE 0.043
- Dusk #4E5481 ΔE 0.045
Use #305693 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.