Recognised as Colour
#FFB750
- #FFB750
- Orange
- Light
- Nearest: Goldenrod
#FFB750 is a orange with RGB values 255, 183, 80 and HSL 35°, 100%, 66%. It is a light colour, so black text on it reaches 12.1:1 contrast (AAA for normal text). The nearest named colour is Goldenrod.
Colour values
#FFB750#FFB750
HEX#FFB750
RGBrgb(255, 183, 80)
RGB (0–1)1, 0.7176, 0.3137
RGB percentages100%, 71.8%, 31.4%
HSLhsl(35.3, 100%, 65.7%)
HSV / HSBhsv(35.3, 68.6%, 100%)
CMYK0%, 28.2%, 68.6%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer16,758,608
CSS custom property--colour: #FFB750;
Brightness & contrast
Relative luminance0.55706WCAG 2.x, 0 is black and 1 is white
Perceived brightness199.6 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 12.14:1
Contrast with white1.73:1WCAG normal text: Fail
Contrast with black12.14:1WCAG normal text: AAA
Greyscale equivalent#BFBFBF
Inverted#0048AF
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.73:1WCAG large text: Fail
Contrast with black, large text12.14:1WCAG large text: AAA
Named colours
Hue familyorange
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#5098FF
Analogous#FF5F50, #F0FF50
Triadic#50FFB7, #B750FF
Split complementary#50F0FF, #5F50FF
Tetradic#50FF5F, #5098FF, #FF50F0
Tints, shades & saturation
Channel breakdown
R255
G183
B80
Red255 (100%)
Green183 (71.8%)
Blue80 (31.4%)
Hue35.31°
Saturation (HSL)100%
Lightness65.69%
Dominant channelRed
Hex per channelR FF · G B7 · B 50
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Harmonies
Similar named colours
Also reads as
FFB750 (chemical formula)
- Formula
- 8,145.496 g/mol
- 752 atoms
FFB750 has a molar mass of 8,145.496 g/mol, made up of 752 atoms across 2 elements: 2 × F, 750 × B.
Molar mass
Molar mass8,145.496 g/mol
Total atoms per molecule752
Distinct elements2
Mass of one molecule1.3525914 × 10^-20 g
Molecules per gram7.3932155 × 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
F0.5%
B99.5%
Fluorine (F × 2)37.996 g/mol, 0.466%
Boron (B × 750)8,107.5 g/mol, 99.534%
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