Recognised as Colour

#B29917

#B29917
Yellow
Dark
Nearest: Dark goldenrod

#B29917 is a yellow with RGB values 178, 153, 23 and HSL 50°, 77%, 39%. It is a dark colour, so black text on it reaches 7.5:1 contrast (AAA for normal text). The nearest named colour is Dark goldenrod.

Colour values

#B29917#B29917

HEX#B29917

RGBrgb(178, 153, 23)

RGB (0–1)0.698, 0.6, 0.0902

RGB percentages69.8%, 60%, 9%

HSLhsl(50.3, 77.1%, 39.4%)

HSV / HSBhsv(50.3, 87.1%, 69.8%)

CMYK0%, 14%, 87.1%, 30.2%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer11,704,599

CSS custom property--colour: #B29917;

Brightness & contrast

Relative luminance0.32309WCAG 2.x, 0 is black and 1 is white

Perceived brightness152.6 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 7.46:1

Contrast with white2.81:1WCAG normal text: Fail

Contrast with black7.46:1WCAG normal text: AAA

Greyscale equivalent#959595

Inverted#4D66E8

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#AA9500no red cones; affects about 1% of men; ΔE 3.4 from the original

Deuteranopia#B09D23no green cones; the most common form, about 1% of men; ΔE 3.8 from the original

Tritanopia#C18C82no blue cones; rare, and affects men and women equally; ΔE 54.7 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text2.81:1WCAG large text: Fail

Contrast with black, large text7.46:1WCAG large text: AAA

Named colours

Dark goldenrod · ΔE 13.6 Goldenrod · ΔE 14.6 Olive · ΔE 16.8 Dark khaki · ΔE 26.7 Peru · ΔE 29 Olivedrab · ΔE 30.1

Nearest named CSS colourDark goldenrod (#B8860B)ΔE 13.62, a distinctly different colour

Hue familyyellow

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#1730B2

Analogous#B24B17, #7EB217

Triadic#17B299, #9917B2

Split complementary#177EB2, #4B17B2

Tetradic#17B24B, #1730B2, #B2177E

Tints, shades & saturation

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

Lighter +40%#F3E6A2

Lighter +30%#EDDA75

Lighter +20%#E7CE48

Lighter +10%#DFC01D

Darker −10%#857211

Darker −20%#584B0B

Darker −30%#2B2505

Darker −40%#000000

More saturated +25%#C9A900

Less saturated −25%#998830

Channel breakdown

R178

G153

B23

Red178 (69.8%)

Green153 (60%)

Blue23 (9%)

Hue50.32°

Saturation (HSL)77.11%

Lightness39.41%

Dominant channelRed

Hex per channelR B2 · G 99 · B 17

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

Harmonies

Lighter and darker

Similar named colours

Also reads as

B29917 (chemical formula)

Formula
323,402.77 g/mol
29917 atoms

B29917 has a molar mass of 323,402.77 g/mol, made up of 29917 atoms across 1 element: 29917 × B.

Open this reading on its own page →

Molar mass

Molar mass323,402.77 g/mol

Total atoms per molecule29917

Distinct elements1

Mass of one molecule5.3702293 × 10^-19 g

Molecules per gram1.8621179 × 10^18

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

B100%

Boron (B × 29917)323,402.77 g/mol, 100%

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

Elements in this formula

Boron

Nerdulate something else

Nothing in mind? Surprise me · today’s page