Colors / blue
Dark Blue Grey #1F3B4D
#1F3B4Doklch(0.3387 0.0465 238.4)
Dark Blue Grey (#1F3B4D) is a dark greyish blue. In OKLCH it has lightness 33.9%, chroma 0.047 and hue 238.4°; its relative luminance is 4.0%. White text reads best on it (APCA Lc 100, WCAG 11.73:1). It prints well on coated paper (FOGRA39, ΔE00 0.6).
#1F3B4D in every format
| HEX | #1F3B4D |
| RGB | rgb(31 59 77) |
| HSL | hsl(203.5 42.6% 21.2%) |
| HSB / HSV | hsb(203.5 59.7% 30.2%) |
| HWB | hwb(203.5 12.2% 69.8%) |
| CMYK (formula) | cmyk(60/23/0/70) |
| CMYK (FOGRA39 coated) | cmyk(90/65/46/46) |
| CIELAB (D50) | lab(23.30 -6.37 -14.50) |
| LCh | lch(23.30 15.84 246.3) |
| OKLab | oklab(0.3387 -0.0244 -0.0396) |
| OKLCH | oklch(0.3387 0.0465 238.4) |
| CIE XYZ (D65) | color(xyz-d65 0.03468 0.03955 0.07602) |
| CIE xyY | xyY(0.2308 0.2632 0.0395) |
| Display P3 | color(display-p3 0.1475 0.2286 0.2954) |
| Linear sRGB | color(srgb-linear 0.01370 0.04374 0.07421) |
| CSS name | — |
Text on #1F3B4D
White textWCAG 11.73:1 · APCA Lc 100
Black textWCAG 1.79:1 · APCA Lc 0
Color blindness
Tints and shades
#D3F4FF
#BCDDF3
#A3C3D9
#8AA9BF
#7291A6
#5B798D
#456275
#2F4B5E
#1A3648
#052233
#000F1F