Recognised as Colour
#FFB601
- #FFB601
- Orange
- Light
- Nearest: Orange
#FFB601 is a orange with RGB values 255, 182, 1 and HSL 43°, 100%, 50%. It is a light colour, so black text on it reaches 11.9:1 contrast (AAA for normal text). The nearest named colour is Orange.
Colour values
#FFB601#FFB601
HEX#FFB601
RGBrgb(255, 182, 1)
RGB (0–1)1, 0.7137, 0.0039
RGB percentages100%, 71.4%, 0.4%
HSLhsl(42.8, 100%, 50.2%)
HSV / HSBhsv(42.8, 99.6%, 100%)
CMYK0%, 28.6%, 99.6%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer16,758,273
CSS custom property--colour: #FFB601;
Brightness & contrast
Relative luminance0.54718WCAG 2.x, 0 is black and 1 is white
Perceived brightness197.2 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#B8B8B8
Inverted#0049FE
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever 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#014AFF
Analogous#FF3701, #C9FF01
Triadic#01FFB6, #B601FF
Split complementary#01C9FF, #3701FF
Tetradic#01FF37, #014AFF, #FF01C9
Tints, shades & saturation
Channel breakdown
R255
G182
B1
Red255 (100%)
Green182 (71.4%)
Blue1 (0.4%)
Hue42.76°
Saturation (HSL)100%
Lightness50.2%
Dominant channelRed
Hex per channelR FF · G B6 · B 01
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Also reads as
FFB601 (chemical formula)
- Formula
- 6,534.806 g/mol
- 603 atoms
FFB601 has a molar mass of 6,534.806 g/mol, made up of 603 atoms across 2 elements: 2 × F, 601 × B.
Molar mass
Molar mass6,534.806 g/mol
Total atoms per molecule603
Distinct elements2
Mass of one molecule1.0851301 × 10^-20 g
Molecules per gram9.2154851 × 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
F0.6%
B99.4%
Fluorine (F × 2)37.996 g/mol, 0.581%
Boron (B × 601)6,496.81 g/mol, 99.419%
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