#276CBDoklch(0.5312 0.1442 254.9)
Strong Blue (#276CBD) is a medium moderately saturated blue. In OKLCH it has lightness 53.1%, chroma 0.144 and hue 254.9°; its relative luminance is 14.8%. White text reads best on it (APCA Lc 81, WCAG 5.30:1). The closest RAL Classic paint is RAL 5015 Sky blue (ΔE00 4.0). In plain ISCC-NBS terms it is a strong blue. It prints well on coated paper (FOGRA39, ΔE00 1.2).
#276CBD in every format
| HEX | #276CBD |
| RGB | rgb(39 108 189) |
| HSL | hsl(212.4 65.8% 44.7%) |
| HSB / HSV | hsb(212.4 79.4% 74.1%) |
| HWB | hwb(212.4 15.3% 25.9%) |
| CMYK (formula) | cmyk(79/43/0/26) |
| CMYK (FOGRA39 coated) | cmyk(83/55/0/0) |
| CIELAB (D50) | lab(44.64 1.04 -49.66) |
| LCh | lch(44.64 49.67 271.2) |
| OKLab | oklab(0.5312 -0.0375 -0.1393) |
| OKLCH | oklch(0.5312 0.1442 254.9) |
| CIE XYZ (D65) | color(xyz-d65 0.15383 0.14830 0.50197) |
| CIE xyY | xyY(0.1913 0.1844 0.1483) |
| Display P3 | color(display-p3 0.2302 0.4178 0.7183) |
| Linear sRGB | color(srgb-linear 0.02029 0.14996 0.50888) |
| CSS name | — |
Text on #276CBD
White textWCAG 5.30:1 · APCA Lc 81
Black textWCAG 3.97:1 · APCA Lc 28