Recognised as Colour

#FBCF1C

#FBCF1C
Yellow
Light
Nearest: Gold

#FBCF1C is a yellow with RGB values 251, 207, 28 and HSL 48°, 97%, 55%. It is a light colour, so black text on it reaches 14:1 contrast (AAA for normal text). The nearest named colour is Gold.

Colour values

#FBCF1C#FBCF1C

HEX#FBCF1C

RGBrgb(251, 207, 28)

RGB (0–1)0.9843, 0.8118, 0.1098

RGB percentages98.4%, 81.2%, 11%

HSLhsl(48.2, 96.5%, 54.7%)

HSV / HSBhsv(48.2, 88.8%, 98.4%)

CMYK0%, 17.5%, 88.8%, 1.6%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,502,556

CSS custom property--colour: #FBCF1C;

Brightness & contrast

Relative luminance0.65219WCAG 2.x, 0 is black and 1 is white

Perceived brightness210 of 255ITU-R BT.601 weighting

Light or darkLight

Best text colour on this backgroundBlackcontrast 14.04:1

Contrast with white1.5:1WCAG normal text: Fail

Contrast with black14.04:1WCAG normal text: AAA

Greyscale equivalent#CBCBCB

Inverted#0430E3

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#E7CC00no red cones; affects about 1% of men; ΔE 7.8 from the original

Deuteranopia#F2D92Dno green cones; the most common form, about 1% of men; ΔE 9.1 from the original

Tritanopia#FFBDB1no blue cones; rare, and affects men and women equally; ΔE 70 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text1.5:1WCAG large text: Fail

Contrast with black, large text14.04:1WCAG large text: AAA

Named colours

Gold · ΔE 6.2 Goldenrod · ΔE 20.6 Orange · ΔE 25.3 Yellow · ΔE 28.5 Dark goldenrod · ΔE 33.1 Khaki · ΔE 38.7

Nearest named CSS colourGold (#FFD700)ΔE 6.23, clearly different but related

Hue familyyellow

CSS keyword usableNo exact keyword

Colour harmonies

base +30°+90°+120°+180°+210°+240°+270°+330°

Complementary#1C48FB

Analogous#FB601C, #B8FB1C

Triadic#1CFBCF, #CF1CFB

Split complementary#1CB8FB, #5F1CFB

Tetradic#1CFB5F, #1C48FB, #FB1CB8

Tints, shades & saturation

+40%+30%+20%+10%base -10%-20%-30%-40%

Lighter +40%#FFF9E4

Lighter +30%#FEEFB2

Lighter +20%#FDE480

Lighter +10%#FCDA4E

Darker −10%#E0B504

Darker −20%#AE8C03

Darker −30%#7C6402

Darker −40%#4A3B01

More saturated +25%#FFD118

Less saturated −25%#DEBE39

Channel breakdown

R251

G207

B28

Red251 (98.4%)

Green207 (81.2%)

Blue28 (11%)

Hue48.16°

Saturation (HSL)96.54%

Lightness54.71%

Dominant channelRed

Hex per channelR FB · G CF · B 1C

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Harmonies

Lighter and darker

Similar named colours

Also reads as

FBCF1C (chemical formula)

Formula
72.828 g/mol
5 atoms

FBCF1C has a molar mass of 72.828 g/mol, made up of 5 atoms across 3 elements: 2 × F, 1 × B, 2 × C.

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Molar mass

Molar mass72.828 g/mol

Total atoms per molecule5

Distinct elements3

Mass of one molecule1.2093374 × 10^-22 g

Molecules per gram8.268991 × 10^21

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

F52.2%

B14.8%

C33%

Fluorine (F × 2)37.996 g/mol, 52.172%

Boron (B)10.81 g/mol, 14.843%

Carbon (C × 2)24.022 g/mol, 32.985%

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