Recognised as Colour
#FBC556
- #FBC556
- Orange
- Light
- Nearest: Goldenrod
#FBC556 is a orange with RGB values 251, 197, 86 and HSL 40°, 95%, 66%. It is a light colour, so black text on it reaches 13.2:1 contrast (AAA for normal text). The nearest named colour is Goldenrod.
Colour values
#FBC556#FBC556
HEX#FBC556
RGBrgb(251, 197, 86)
RGB (0–1)0.9843, 0.7725, 0.3373
RGB percentages98.4%, 77.3%, 33.7%
HSLhsl(40.4, 95.4%, 66.1%)
HSV / HSBhsv(40.4, 65.7%, 98.4%)
CMYK0%, 21.5%, 65.7%, 1.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer16,500,054
CSS custom property--colour: #FBC556;
Brightness & contrast
Relative luminance0.61114WCAG 2.x, 0 is black and 1 is white
Perceived brightness206.1 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 13.22:1
Contrast with white1.59:1WCAG normal text: Fail
Contrast with black13.22:1WCAG normal text: AAA
Greyscale equivalent#C8C8C8
Inverted#043AA9
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.59:1WCAG large text: Fail
Contrast with black, large text13.22:1WCAG large text: AAA
Named colours
Hue familyorange
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#568CFB
Analogous#FB7356, #DEFB56
Triadic#56FBC5, #C556FB
Split complementary#56DEFB, #7356FB
Tetradic#56FB73, #568CFB, #FB56DE
Tints, shades & saturation
Channel breakdown
R251
G197
B86
Red251 (98.4%)
Green197 (77.3%)
Blue86 (33.7%)
Hue40.36°
Saturation (HSL)95.38%
Lightness66.08%
Dominant channelRed
Hex per channelR FB · G C5 · B 56
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Harmonies
Similar named colours
Also reads as
FBC556 (chemical formula)
- Formula
- 6,707.924 g/mol
- 558 atoms
FBC556 has a molar mass of 6,707.924 g/mol, made up of 558 atoms across 3 elements: 1 × F, 1 × B, 556 × C.
Molar mass
Molar mass6,707.924 g/mol
Total atoms per molecule558
Distinct elements3
Mass of one molecule1.113877 × 10^-20 g
Molecules per gram8.977652 × 10^19
Name
NameNot in the name tablea name cannot be worked out from a formula alone: isomers share formulas, and naming depends on bonding the formula does not show
Composition by mass
F0.3%
B0.2%
C99.6%
Fluorine (F)18.998 g/mol, 0.283%
Boron (B)10.81 g/mol, 0.161%
Carbon (C × 556)6,678.116 g/mol, 99.556%
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