#4276F0
Closest named color: Clear Blue (#247AFD). oklch(59.7% 0.192 264.1), rgb(66, 118, 240).
Aa
Black text reads best on this color (5.08:1).
About this color
#4276F0 is a medium-dark, vivid blue. In OKLCH its lightness is 60%, its chroma 0.192 and its hue 264°. Its hue sits on the cool side of the wheel. The nearest named color is Clear Blue (#247AFD), ΔE 0.027 away. Black text reads best on it, at 5.08:1.
| Hue family | Blues |
| Lightness | medium-dark (60%) |
| Chroma | vivid (0.192) |
| Temperature | cool |
| Nearest name | Clear Blue (#247AFD) |
| Black text | 5.08:1 |
| White text | 4.13:1 |
Values
| HEX | #4276F0 |
| RGB | rgb(66, 118, 240) |
| HSL | hsl(222, 85%, 60%) |
| OKLCH | oklch(59.7% 0.192 264.1) |
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 #4276F0 | 4.13:1 | AA large text | Lc -73.5 | Content text, not long reading |
| Black text on #4276F0 | 5.08:1 | AA | Lc 36.1 | Non-text elements, placeholder text |
| #4276F0 text on white | 4.13:1 | AA large text | Lc 68.0 | Content text, not long reading |
| #4276F0 text on black | 5.08:1 | AA | Lc -33.7 | 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
#F1F6FE
oklch(97.2% 0.012 259.8)
-
Step 100
100
#E1EAFD
oklch(93.6% 0.028 265.4)
-
Step 200
200
#C8DAFD
oklch(88.6% 0.052 263.7)
-
Step 300
300
#A2C0FE
oklch(80.8% 0.094 264.4)
-
Step 400
400
#709DFE
oklch(70.7% 0.151 264.1)
-
Step 500
500 (this color)
#4276F0
oklch(59.7% 0.192 264.1)
-
Step 600
600
#3166EB
oklch(55.5% 0.209 264.2)
-
Step 700
700
#2454CD
oklch(49.2% 0.195 264)
-
Step 800
800
#1F46A5
oklch(42.8% 0.16 263.9)
-
Step 900
900
#1E3C83
oklch(37.8% 0.125 264.1)
-
Step 950
950
#12244D
oklch(27.1% 0.079 264)
#4276F0 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) | #2785F4 | 0.038 |
| Deuteranopia (no green cones) | #0075EE | 0.033 |
| Tritanopia (no blue cones) | #0093A8 | 0.152 |
| Achromatopsia (no color) | #7D7D7D | 0.192 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4276F0
#4276F0
oklch(59.7% 0.192 264.1)
- #A17800
#A17800
oklch(59.7% 0.122 84.6)
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 #4276F0, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Clear Blue #247AFD ΔE 0.027
- Royal Blue #4169E1 ΔE 0.038
- Cerulean Blue #056EEE ΔE 0.041
- Cornflower #6A79F7 ΔE 0.047
- Neon Blue #4361EE ΔE 0.050
- Bright Blue #0165FC ΔE 0.061
- Soft Blue #6488EA ΔE 0.064
- Dodger Blue #1E90FF ΔE 0.066
Use #4276F0 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.