#347CF7
Closest named color: Clear Blue (#247AFD). oklch(60.9% 0.198 260.4), rgb(52, 124, 247).
Aa
Black text reads best on this color (5.37:1).
About this color
#347CF7 is a medium-dark, vivid blue. In OKLCH its lightness is 61%, its chroma 0.198 and its hue 260°. Its hue sits on the cool side of the wheel. The nearest named color is Clear Blue (#247AFD), ΔE 0.014 away. Black text reads best on it, at 5.37:1.
| Hue family | Blues |
| Lightness | medium-dark (61%) |
| Chroma | vivid (0.198) |
| Temperature | cool |
| Nearest name | Clear Blue (#247AFD) |
| Black text | 5.37:1 |
| White text | 3.90:1 |
Values
| HEX | #347CF7 |
| RGB | rgb(52, 124, 247) |
| HSL | hsl(218, 92%, 59%) |
| OKLCH | oklch(60.9% 0.198 260.4) |
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 #347CF7 | 3.90:1 | AA large text | Lc -71.5 | Content text, not long reading |
| Black text on #347CF7 | 5.37:1 | AA | Lc 38.1 | Non-text elements, placeholder text |
| #347CF7 text on white | 3.90:1 | AA large text | Lc 66.0 | Content text, not long reading |
| #347CF7 text on black | 5.37:1 | AA | Lc -35.7 | 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
#F0F6FE
oklch(97.1% 0.012 255.5)
-
Step 100
100
#DFEBFD
oklch(93.6% 0.028 258.4)
-
Step 200
200
#C5DAFD
oklch(88.4% 0.054 260.6)
-
Step 300
300
#9DC2FF
oklch(81% 0.096 260.2)
-
Step 400
400
#679FFF
oklch(70.7% 0.153 260.6)
-
Step 500
500 (this color)
#347CF7
oklch(60.9% 0.198 260.4)
-
Step 600
600
#1668EE
oklch(55.5% 0.216 260.5)
-
Step 700
700
#0656CF
oklch(49.1% 0.2 260.4)
-
Step 800
800
#0B47A7
oklch(42.7% 0.165 260.4)
-
Step 900
900
#133D85
oklch(37.7% 0.13 260.6)
-
Step 950
950
#0C244E
oklch(26.9% 0.083 260.7)
#347CF7 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) | #2E8AFB | 0.035 |
| Deuteranopia (no green cones) | #0078F5 | 0.024 |
| Tritanopia (no blue cones) | #009AAE | 0.153 |
| Achromatopsia (no color) | #818181 | 0.198 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #347CF7
#347CF7
oklch(60.9% 0.198 260.4)
- #AA7900
#AA7900
oklch(61% 0.126 80.2)
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 #347CF7, closest first.
No curated palette has a color within ΔE 0.04 of #347CF7.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Clear Blue #247AFD ΔE 0.014
- Cerulean Blue #056EEE ΔE 0.046
- Dodger Blue #1E90FF ΔE 0.050
- Cornflower #6A79F7 ΔE 0.052
- Royal Blue #4169E1 ΔE 0.054
- Dark Sky Blue #448EE4 ΔE 0.061
- Soft Blue #6488EA ΔE 0.062
- Neon Blue #4361EE ΔE 0.064
Use #347CF7 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.