Recognised as Colour

#FBF778

#FBF778
Yellow
Light
Nearest: Khaki

#FBF778 is a yellow with RGB values 251, 247, 120 and HSL 58°, 94%, 73%. It is a light colour, so black text on it reaches 18.7:1 contrast (AAA for normal text). The nearest named colour is Khaki.

Colour values

#FBF778#FBF778

HEX#FBF778

RGBrgb(251, 247, 120)

RGB (0–1)0.9843, 0.9686, 0.4706

RGB percentages98.4%, 96.9%, 47.1%

HSLhsl(58.2, 94.2%, 72.7%)

HSV / HSBhsv(58.2, 52.2%, 98.4%)

CMYK0%, 1.6%, 52.2%, 1.6%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,512,888

CSS custom property--colour: #FBF778;

Brightness & contrast

Relative luminance0.88387WCAG 2.x, 0 is black and 1 is white

Perceived brightness237.3 of 255ITU-R BT.601 weighting

Light or darkLight

Best text colour on this backgroundBlackcontrast 18.68:1

Contrast with white1.12:1WCAG normal text: Fail

Contrast with black18.68:1WCAG normal text: AAA

Greyscale equivalent#EFEFEF

Inverted#040887

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#FFEF6Cno red cones; affects about 1% of men; ΔE 6 from the original

Deuteranopia#FFF47Fno green cones; the most common form, about 1% of men; ΔE 5.1 from the original

Tritanopia#FFE9DAno blue cones; rare, and affects men and women equally; ΔE 54.5 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text1.12:1WCAG large text: Fail

Contrast with black, large text18.68:1WCAG large text: AAA

Named colours

Khaki · ΔE 17.5 Yellow green · ΔE 30.4 Gold · ΔE 30.7 Pale goldenrod · ΔE 30.9 Dark khaki · ΔE 31.2 Yellow · ΔE 34.5

Nearest named CSS colourKhaki (#F0E68C)ΔE 17.46, a distinctly different colour

Hue familyyellow

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#787CFB

Analogous#FBB678, #BDFB78

Triadic#78FBF7, #F778FB

Split complementary#78BDFB, #B678FB

Tetradic#78FBB6, #787CFB, #FB78BD

Tints, shades & saturation

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

Lighter +40%#FFFFFF

Lighter +30%#FFFFFF

Lighter +20%#FEFDDB

Lighter +10%#FCFAAA

Darker −10%#FAF446

Darker −20%#F8F115

Darker −30%#D4CD06

Darker −40%#A29D05

More saturated +25%#FFFB74

Less saturated −25%#EAE789

Channel breakdown

R251

G247

B120

Red251 (98.4%)

Green247 (96.9%)

Blue120 (47.1%)

Hue58.17°

Saturation (HSL)94.24%

Lightness72.75%

Dominant channelRed

Hex per channelR FB · G F7 · B 78

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Harmonies

Lighter and darker

Similar named colours

Also reads as

FBF778 (chemical formula)

Formula
14,810.252 g/mol
780 atoms

FBF778 has a molar mass of 14,810.252 g/mol, made up of 780 atoms across 2 elements: 779 × F, 1 × B.

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Molar mass

Molar mass14,810.252 g/mol

Total atoms per molecule780

Distinct elements2

Mass of one molecule2.4593002 × 10^-20 g

Molecules per gram4.0661974 × 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

F99.9%

B0.1%

Fluorine (F × 779)14,799.442 g/mol, 99.927%

Boron (B)10.81 g/mol, 0.073%

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