Recognised as Colour

#CF990B

#CF990B
Orange
Dark
Nearest: Goldenrod

#CF990B is a orange with RGB values 207, 153, 11 and HSL 43°, 90%, 43%. It is a dark colour, so black text on it reaches 8.2:1 contrast (AAA for normal text). The nearest named colour is Goldenrod.

Colour values

#CF990B#CF990B

HEX#CF990B

RGBrgb(207, 153, 11)

RGB (0–1)0.8118, 0.6, 0.0431

RGB percentages81.2%, 60%, 4.3%

HSLhsl(43.5, 89.9%, 42.7%)

HSV / HSBhsv(43.5, 94.7%, 81.2%)

CMYK0%, 26.1%, 94.7%, 18.8%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer13,605,131

CSS custom property--colour: #CF990B;

Brightness & contrast

Relative luminance0.36072WCAG 2.x, 0 is black and 1 is white

Perceived brightness163 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 8.21:1

Contrast with white2.56:1WCAG normal text: Fail

Contrast with black8.21:1WCAG normal text: AAA

Greyscale equivalent#9A9A9A

Inverted#3066F4

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#AF9A00no red cones; affects about 1% of men; ΔE 15.5 from the original

Deuteranopia#BCA819no green cones; the most common form, about 1% of men; ΔE 16.5 from the original

Tritanopia#E28882no blue cones; rare, and affects men and women equally; ΔE 56.6 from the original

Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning

Contrast with white, large text2.56:1WCAG large text: Fail

Contrast with black, large text8.21:1WCAG large text: AAA

Named colours

Goldenrod · ΔE 4.4 Dark goldenrod · ΔE 9.8 Orange · ΔE 19.1 Peru · ΔE 24.8 Sandy brown · ΔE 27.1 Dark orange · ΔE 27.9

Nearest named CSS colourGoldenrod (#DAA520)ΔE 4.44, a close match

Hue familyorange

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#0B41CF

Analogous#CF370B, #A3CF0B

Triadic#0BCF99, #990BCF

Split complementary#0BA3CF, #370BCF

Tetradic#0BCF37, #0B41CF, #CF0BA3

Tints, shades & saturation

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

Lighter +40%#FBE5AB

Lighter +30%#F8D67B

Lighter +20%#F5C64B

Lighter +10%#F3B71A

Darker −10%#9F7508

Darker −20%#6E5106

Darker −30%#3E2E03

Darker −40%#0D0A01

More saturated +25%#DA9E00

Less saturated −25%#B48D26

Channel breakdown

R207

G153

B11

Red207 (81.2%)

Green153 (60%)

Blue11 (4.3%)

Hue43.47°

Saturation (HSL)89.91%

Lightness42.75%

Dominant channelRed

Hex per channelR CF · G 99 · B 0B

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Harmonies

Lighter and darker

Similar named colours

Also reads as

CF990B (chemical formula)

Formula
18,830.841 g/mol
992 atoms

CF990B has a molar mass of 18,830.841 g/mol, made up of 992 atoms across 3 elements: 1 × C, 990 × F, 1 × B.

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Molar mass

Molar mass18,830.841 g/mol

Total atoms per molecule992

Distinct elements3

Mass of one molecule3.1269347 × 10^-20 g

Molecules per gram3.1980201 × 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

C0.1%

F99.9%

B0.1%

Carbon (C)12.011 g/mol, 0.064%

Fluorine (F × 990)18,808.02 g/mol, 99.879%

Boron (B)10.81 g/mol, 0.057%

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