Colors / blue
#3399CC
#3399CCoklch(0.6475 0.1187 235.0)
#3399CC (#3399CC) is a medium moderately saturated blue, closest to the CSS color steelblue. In OKLCH it has lightness 64.8%, chroma 0.119 and hue 235.0°; its relative luminance is 27.8%. White text reads best on it (APCA Lc 64, WCAG 3.20:1). It prints well on coated paper (FOGRA39, ΔE00 0.3).
#3399CC in every format
| HEX | #3399CC |
| RGB | rgb(51 153 204) |
| HSL | hsl(200.0 60.0% 50.0%) |
| HSB / HSV | hsb(200.0 75.0% 80.0%) |
| HWB | hwb(200.0 20.0% 20.0%) |
| CMYK (formula) | cmyk(75/25/0/20) |
| CMYK (FOGRA39 coated) | cmyk(73/26/7/0) |
| CIELAB (D50) | lab(59.19 -16.95 -35.28) |
| LCh | lch(59.19 39.14 244.3) |
| OKLab | oklab(0.6475 -0.0680 -0.0972) |
| OKLCH | oklch(0.6475 0.1187 235.0) |
| CIE XYZ (D65) | color(xyz-d65 0.23654 0.27845 0.61257) |
| CIE xyY | xyY(0.2098 0.2469 0.2784) |
| Display P3 | color(display-p3 0.3205 0.5918 0.7818) |
| Linear sRGB | color(srgb-linear 0.03310 0.31855 0.60383) |
| CSS name | — |
Text on #3399CC
White textWCAG 3.20:1 · APCA Lc 64
Black textWCAG 6.57:1 · APCA Lc 45
Color blindness
Tints and shades
#CDF5FF
#99E2FF
#69CAFF
#4EB0E4
#3097CA
#017EB0
#006696
#004F7A
#00385B
#00233E
#000F23