#348DD6
Closest named color: Dark Sky Blue (#448EE4). oklch(62.5% 0.138 247.3), rgb(52, 141, 214).
Aa
Black text reads best on this color (5.92:1).
About this color
#348DD6 is a medium-light, moderately saturated blue. In OKLCH its lightness is 63%, its chroma 0.138 and its hue 247°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Sky Blue (#448EE4), ΔE 0.025 away. Black text reads best on it, at 5.92:1.
| Hue family | Blues |
| Lightness | medium-light (63%) |
| Chroma | moderately saturated (0.138) |
| Temperature | cool |
| Nearest name | Dark Sky Blue (#448EE4) |
| Black text | 5.92:1 |
| White text | 3.54:1 |
Values
| HEX | #348DD6 |
| RGB | rgb(52, 141, 214) |
| HSL | hsl(207, 66%, 52%) |
| OKLCH | oklch(62.5% 0.138 247.3) |
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 #348DD6 | 3.54:1 | AA large text | Lc -68.1 | Content text, not long reading |
| Black text on #348DD6 | 5.92:1 | AA | Lc 41.4 | Non-text elements, placeholder text |
| #348DD6 text on white | 3.54:1 | AA large text | Lc 62.6 | Content text, not long reading |
| #348DD6 text on black | 5.92:1 | AA | Lc -39.0 | 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
#E0EBF7
oklch(93.5% 0.02 250.4)
-
Step 200
200
#C6DCF1
oklch(88.5% 0.037 247)
-
Step 300
300
#9EC5EB
oklch(80.8% 0.068 248)
-
Step 400
400
#66A6E1
oklch(70.6% 0.109 247.7)
-
Step 500
500 (this color)
#348DD6
oklch(62.5% 0.138 247.3)
-
Step 600
600
#0077C4
oklch(55.5% 0.148 247.6)
-
Step 700
700
#0064A6
oklch(49.1% 0.131 247.6)
-
Step 800
800
#005289
oklch(42.7% 0.113 247.3)
-
Step 900
900
#0E446E
oklch(37.6% 0.09 247.4)
-
Step 950
950
#0B2841
oklch(26.9% 0.058 248)
#348DD6 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) | #6B90D9 | 0.052 |
| Deuteranopia (no green cones) | #5481D5 | 0.038 |
| Tritanopia (no blue cones) | #009FA7 | 0.102 |
| Achromatopsia (no color) | #888888 | 0.138 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #348DD6
#348DD6
oklch(62.5% 0.138 247.3)
- #BE7500
#BE7500
oklch(62.7% 0.138 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 with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #348DD6, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Sky Blue #448EE4 ΔE 0.025
- Water Blue #0E87CC ΔE 0.029
- Chefchaouen Blue #4895EF ΔE 0.045
- Cool Blue #4984B8 ΔE 0.047
- Steel Blue #4682B4 ΔE 0.054
- Soft Blue #6488EA ΔE 0.055
- Faded Blue #658CBB ΔE 0.056
- Blue NCS #118AB2 ΔE 0.059
Use #348DD6 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.