#3484C7
Closest named color: Water Blue (#0E87CC). oklch(59.6% 0.128 247.5), rgb(52, 132, 199).
Aa
Black text reads best on this color (5.27:1).
About this color
#3484C7 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 60%, its chroma 0.128 and its hue 247°. Its hue sits on the cool side of the wheel. The nearest named color is Water Blue (#0E87CC), ΔE 0.017 away. Black text reads best on it, at 5.27:1.
| Hue family | Blues |
| Lightness | medium-dark (60%) |
| Chroma | moderately saturated (0.128) |
| Temperature | cool |
| Nearest name | Water Blue (#0E87CC) |
| Black text | 5.27:1 |
| White text | 3.98:1 |
Values
| HEX | #3484C7 |
| RGB | rgb(52, 132, 199) |
| HSL | hsl(207, 59%, 49%) |
| OKLCH | oklch(59.6% 0.128 247.5) |
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 #3484C7 | 3.98:1 | AA large text | Lc -72.3 | Content text, not long reading |
| Black text on #3484C7 | 5.27:1 | AA | Lc 37.3 | Non-text elements, placeholder text |
| #3484C7 text on white | 3.98:1 | AA large text | Lc 66.8 | Content text, not long reading |
| #3484C7 text on black | 5.27:1 | AA | Lc -34.8 | Non-text elements, placeholder text |
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 500.
-
Step 50
50
#F1F6FB
oklch(97.1% 0.009 247.9)
-
Step 100
100
#E1EBF6
oklch(93.6% 0.018 250.6)
-
Step 200
200
#C8DCF0
oklch(88.6% 0.035 248.2)
-
Step 300
300
#A1C5E8
oklch(80.9% 0.063 247.9)
-
Step 400
400
#6CA6DC
oklch(70.7% 0.1 247.7)
-
Step 500
500 (this color)
#3484C7
oklch(59.6% 0.128 247.5)
-
Step 600
600
#1678C0
oklch(55.7% 0.139 247.3)
-
Step 700
700
#0264A6
oklch(49.1% 0.131 247.7)
-
Step 800
800
#0B5286
oklch(42.7% 0.107 247.4)
-
Step 900
900
#15446B
oklch(37.6% 0.084 247.6)
-
Step 950
950
#0E283F
oklch(26.9% 0.054 248)
#3484C7 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) | #6587CA | 0.048 |
| Deuteranopia (no green cones) | #5079C6 | 0.035 |
| Tritanopia (no blue cones) | #00949C | 0.094 |
| Achromatopsia (no color) | #7F7F7F | 0.128 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3484C7
#3484C7
oklch(59.6% 0.128 247.5)
- #B16E0B
#B16E0B
oklch(59.7% 0.129 67.5)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes and gradients that use #3484C7
These curated palettes and gradients contain exactly #3484C7. Open one to see the full color scheme around it.
Gradients
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Water Blue #0E87CC ΔE 0.017
- Cool Blue #4984B8 ΔE 0.027
- Steel Blue #4682B4 ΔE 0.030
- Windows Blue #3778BF ΔE 0.033
- Blue NCS #118AB2 ΔE 0.044
- Off Blue #5684AE ΔE 0.046
- Nice Blue #107AB0 ΔE 0.049
- Dark Sky Blue #448EE4 ΔE 0.051
Use #3484C7 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.