#348ED4
Closest named color: Dark Sky Blue (#448EE4). oklch(62.6% 0.135 246.1), rgb(52, 142, 212).
Aa
Black text reads best on this color (5.96:1).
About this color
#348ED4 is a medium-light, moderately saturated blue. In OKLCH its lightness is 63%, its chroma 0.135 and its hue 246°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Sky Blue (#448EE4), ΔE 0.028 away. Black text reads best on it, at 5.96:1.
| Hue family | Blues |
| Lightness | medium-light (63%) |
| Chroma | moderately saturated (0.135) |
| Temperature | cool |
| Nearest name | Dark Sky Blue (#448EE4) |
| Black text | 5.96:1 |
| White text | 3.52:1 |
Values
| HEX | #348ED4 |
| RGB | rgb(52, 142, 212) |
| HSL | hsl(206, 65%, 52%) |
| OKLCH | oklch(62.6% 0.135 246.1) |
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 #348ED4 | 3.52:1 | AA large text | Lc -67.9 | Content text, not long reading |
| Black text on #348ED4 | 5.96:1 | AA | Lc 41.7 | Non-text elements, placeholder text |
| #348ED4 text on white | 3.52:1 | AA large text | Lc 62.4 | Content text, not long reading |
| #348ED4 text on black | 5.96:1 | AA | Lc -39.3 | 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
#E0EBF6
oklch(93.5% 0.019 248)
-
Step 200
200
#C6DCF0
oklch(88.4% 0.036 245.7)
-
Step 300
300
#9EC6E9
oklch(81% 0.065 245.1)
-
Step 400
400
#66A7DF
oklch(70.7% 0.106 246)
-
Step 500
500 (this color)
#348ED4
oklch(62.6% 0.135 246.1)
-
Step 600
600
#0078C1
oklch(55.5% 0.143 246.2)
-
Step 700
700
#0065A3
oklch(49.1% 0.126 245.9)
-
Step 800
800
#005287
oklch(42.6% 0.111 246.5)
-
Step 900
900
#0E456D
oklch(37.8% 0.087 245.8)
-
Step 950
950
#0B2840
oklch(26.9% 0.056 247)
#348ED4 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) | #6E91D7 | 0.055 |
| Deuteranopia (no green cones) | #5782D3 | 0.040 |
| Tritanopia (no blue cones) | #009FA7 | 0.097 |
| Achromatopsia (no color) | #898989 | 0.135 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #348ED4
#348ED4
oklch(62.6% 0.135 246.1)
- #BE7511
#BE7511
oklch(62.7% 0.135 66.2)
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 #348ED4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Sky Blue #448EE4 ΔE 0.028
- Water Blue #0E87CC ΔE 0.029
- Cool Blue #4984B8 ΔE 0.045
- Chefchaouen Blue #4895EF ΔE 0.047
- Steel Blue #4682B4 ΔE 0.052
- Faded Blue #658CBB ΔE 0.053
- Blue NCS #118AB2 ΔE 0.056
- Soft Blue #6488EA ΔE 0.058
Use #348ED4 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.