#345390
Closest named color: Dusk Blue (#26538D). oklch(45% 0.107 262.6), rgb(52, 83, 144).
Aa
White text reads best on this color (7.53:1).
About this color
#345390 is a dark, moderately saturated blue. In OKLCH its lightness is 45%, its chroma 0.107 and its hue 263°. Its hue sits on the cool side of the wheel. The nearest named color is Dusk Blue (#26538D), ΔE 0.015 away. White text reads best on it, at 7.53:1.
| Hue family | Blues |
| Lightness | dark (45%) |
| Chroma | moderately saturated (0.107) |
| Temperature | cool |
| Nearest name | Dusk Blue (#26538D) |
| Black text | 2.78:1 |
| White text | 7.53:1 |
Values
| HEX | #345390 |
| RGB | rgb(52, 83, 144) |
| HSL | hsl(220, 47%, 38%) |
| OKLCH | oklch(45% 0.107 262.6) |
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 #345390 | 7.53:1 | AAA | Lc -90.8 | Preferred for body text |
| Black text on #345390 | 2.78:1 | Fails | Lc 18.0 | Dividers and decoration only |
| #345390 text on white | 7.53:1 | AAA | Lc 86.0 | Fine for body text |
| #345390 text on black | 2.78:1 | Fails | Lc -16.1 | 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
#E3EAF6
oklch(93.5% 0.018 261.3)
-
Step 200
200
#CDDAF1
oklch(88.6% 0.035 262)
-
Step 300
300
#ABC1EA
oklch(80.8% 0.063 262.8)
-
Step 400
400
#7FA0DF
oklch(70.6% 0.1 262.8)
-
Step 500
500
#5F88D6
oklch(63.2% 0.127 262.3)
-
Step 600
600
#4670C4
oklch(55.7% 0.139 262.7)
-
Step 700
700
#375DA9
oklch(49% 0.129 262.6)
-
Step 800
800 (this color)
#345390
oklch(45% 0.107 262.6)
-
Step 900
900
#29406D
oklch(37.6% 0.083 262.6)
-
Step 950
950
#182640
oklch(27% 0.052 262)
#345390 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) | #385992 | 0.019 |
| Deuteranopia (no green cones) | #2A508F | 0.015 |
| Tritanopia (no blue cones) | #00616A | 0.091 |
| Achromatopsia (no color) | #545454 | 0.107 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #345390
#345390
oklch(45% 0.107 262.6)
- #6E4F00
#6E4F00
oklch(44.9% 0.092 82.4)
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 #345390, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk Blue #26538D ΔE 0.015
- Denim Blue #3B5B92 ΔE 0.026
- Light Navy Blue #2E5A88 ΔE 0.027
- Twilight #4E518B ΔE 0.034
- Light Navy #155084 ΔE 0.036
- Cobalt #1E488F ΔE 0.041
- Dusk #4E5481 ΔE 0.042
- Deep Sea Blue #015482 ΔE 0.043
Use #345390 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.