#4B7DFC
Closest named color: Clear Blue (#247AFD). oklch(62.3% 0.197 265), rgb(75, 125, 252).
Aa
Black text reads best on this color (5.63:1).
About this color
#4B7DFC is a medium-light, vivid blue. In OKLCH its lightness is 62%, its chroma 0.197 and its hue 265°. Its hue sits on the cool side of the wheel. The nearest named color is Clear Blue (#247AFD), ΔE 0.030 away. Black text reads best on it, at 5.63:1.
| Hue family | Blues |
| Lightness | medium-light (62%) |
| Chroma | vivid (0.197) |
| Temperature | cool |
| Nearest name | Clear Blue (#247AFD) |
| Black text | 5.63:1 |
| White text | 3.72:1 |
Values
| HEX | #4B7DFC |
| RGB | rgb(75, 125, 252) |
| HSL | hsl(223, 97%, 64%) |
| OKLCH | oklch(62.3% 0.197 265) |
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 #4B7DFC | 3.72:1 | AA large text | Lc -69.9 | Content text, not long reading |
| Black text on #4B7DFC | 5.63:1 | AA | Lc 39.7 | Non-text elements, placeholder text |
| #4B7DFC text on white | 3.72:1 | AA large text | Lc 64.4 | Content text, not long reading |
| #4B7DFC text on black | 5.63:1 | AA | Lc -37.3 | 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
#F1F6FE
oklch(97.2% 0.012 259.8)
-
Step 100
100
#E1EAFD
oklch(93.6% 0.028 265.4)
-
Step 200
200
#C8D9FE
oklch(88.5% 0.054 265.8)
-
Step 300
300
#A3C0FF
oklch(80.9% 0.095 265.2)
-
Step 400
400
#719CFF
oklch(70.6% 0.153 265)
-
Step 500
500 (this color)
#4B7DFC
oklch(62.3% 0.197 265)
-
Step 600
600
#3365EE
oklch(55.7% 0.214 264.9)
-
Step 700
700
#2752CF
oklch(49% 0.199 265.1)
-
Step 800
800
#2144A7
oklch(42.6% 0.165 265.1)
-
Step 900
900
#1F3B85
oklch(37.7% 0.129 265.1)
-
Step 950
950
#12234E
oklch(26.9% 0.082 265.1)
#4B7DFC 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) | #2E8DFF | 0.041 |
| Deuteranopia (no green cones) | #007DF9 | 0.038 |
| Tritanopia (no blue cones) | #009BB1 | 0.157 |
| Achromatopsia (no color) | #848484 | 0.197 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4B7DFC
#4B7DFC
oklch(62.3% 0.197 265)
- #AA8000
#AA8000
oklch(62.4% 0.128 85.4)
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 #4B7DFC, closest first.
No curated palette has a color within ΔE 0.04 of #4B7DFC.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Clear Blue #247AFD ΔE 0.030
- Cornflower #6A79F7 ΔE 0.034
- Dodger Blue #1E90FF ΔE 0.050
- Soft Blue #6488EA ΔE 0.051
- Dark Sky Blue #448EE4 ΔE 0.061
- Cerulean Blue #056EEE ΔE 0.064
- Royal Blue #4169E1 ΔE 0.064
- Chefchaouen Blue #4895EF ΔE 0.067
Use #4B7DFC 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.