#555D61oklch(0.4727 0.0120 229.1)
RAL 7011 Iron grey (#555D61) is a dark grey. In OKLCH it has lightness 47.3%, chroma 0.012 and no real hue; its relative luminance is 10.6%. White text reads best on it (APCA Lc 88, WCAG 6.72:1). It is RAL 7011 Iron grey in the RAL Classic paint standard. In plain ISCC-NBS terms it is a dark greenish gray. It prints well on coated paper (FOGRA39, ΔE00 0.7).
#555D61 in every format
| HEX | #555D61 |
| RGB | rgb(85 93 97) |
| HSL | hsl(200.0 6.6% 35.7%) |
| HSB / HSV | hsb(200.0 12.4% 38.0%) |
| HWB | hwb(200.0 33.3% 62.0%) |
| CMYK (formula) | cmyk(12/4/0/62) |
| CMYK (FOGRA39 coated) | cmyk(63/48/45/36) |
| CIELAB (D50) | lab(38.89 -2.55 -3.43) |
| LCh | lch(38.89 4.28 233.3) |
| OKLab | oklab(0.4727 -0.0078 -0.0090) |
| OKLCH | oklch(0.4727 0.0120 229.1) |
| CIE XYZ (D65) | color(xyz-d65 0.09818 0.10623 0.12843) |
| CIE xyY | xyY(0.2950 0.3192 0.1062) |
| Display P3 | color(display-p3 0.3392 0.3637 0.3785) |
| Linear sRGB | color(srgb-linear 0.09084 0.10946 0.11954) |
| CSS name | — |
Text on #555D61
White textWCAG 6.72:1 · APCA Lc 88
Black textWCAG 3.12:1 · APCA Lc 21