Recognised as Colour
#FBB65B
- #FBB65B
- Orange
- Light
- Nearest: Sandy brown
#FBB65B is a orange with RGB values 251, 182, 91 and HSL 34°, 95%, 67%. It is a light colour, so black text on it reaches 11.9:1 contrast (AAA for normal text). The nearest named colour is Sandy brown.
Colour values
#FBB65B#FBB65B
HEX#FBB65B
RGBrgb(251, 182, 91)
RGB (0–1)0.9843, 0.7137, 0.3569
RGB percentages98.4%, 71.4%, 35.7%
HSLhsl(34.1, 95.2%, 67.1%)
HSV / HSBhsv(34.1, 63.7%, 98.4%)
CMYK0%, 27.5%, 63.7%, 1.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer16,496,219
CSS custom property--colour: #FBB65B;
Brightness & contrast
Relative luminance0.5472WCAG 2.x, 0 is black and 1 is white
Perceived brightness198.1 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 11.94:1
Contrast with white1.76:1WCAG normal text: Fail
Contrast with black11.94:1WCAG normal text: AAA
Greyscale equivalent#BEBEBE
Inverted#0449A4
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.76:1WCAG large text: Fail
Contrast with black, large text11.94:1WCAG large text: AAA
Named colours
Hue familyorange
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#5BA0FB
Analogous#FB665B, #F0FB5B
Triadic#5BFBB6, #B65BFB
Split complementary#5BF0FB, #665BFB
Tetradic#5BFB66, #5BA0FB, #FB5BF0
Tints, shades & saturation
Channel breakdown
R251
G182
B91
Red251 (98.4%)
Green182 (71.4%)
Blue91 (35.7%)
Hue34.13°
Saturation (HSL)95.24%
Lightness67.06%
Dominant channelRed
Hex per channelR FB · G B6 · B 5B
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Harmonies
Similar named colours
Also reads as
FBB65B (chemical formula)
- Formula
- 743.268 g/mol
- 68 atoms
FBB65B has a molar mass of 743.268 g/mol, made up of 68 atoms across 2 elements: 1 × F, 67 × B.
Molar mass
Molar mass743.268 g/mol
Total atoms per molecule68
Distinct elements2
Mass of one molecule1.2342256 × 10^-21 g
Molecules per gram8.1022468 × 10^20
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
F2.6%
B97.4%
Fluorine (F)18.998 g/mol, 2.556%
Boron (B × 67)724.27 g/mol, 97.444%
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