Recognised as Colour

#CB7103

#CB7103
Orange
Dark
Nearest: Chocolate

#CB7103 is a orange with RGB values 203, 113, 3 and HSL 33°, 97%, 40%. It is a dark colour, so black text on it reaches 5.9:1 contrast (AA for normal text). The nearest named colour is Chocolate.

Colour values

#CB7103#CB7103

HEX#CB7103

RGBrgb(203, 113, 3)

RGB (0–1)0.7961, 0.4431, 0.0118

RGB percentages79.6%, 44.3%, 1.2%

HSLhsl(33, 97.1%, 40.4%)

HSV / HSBhsv(33, 98.5%, 79.6%)

CMYK0%, 44.3%, 98.5%, 20.4%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer13,332,739

CSS custom property--colour: #CB7103;

Brightness & contrast

Relative luminance0.24513WCAG 2.x, 0 is black and 1 is white

Perceived brightness140.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 5.9:1

Contrast with white3.56:1WCAG normal text: Fail

Contrast with black5.9:1WCAG normal text: AA

Greyscale equivalent#7C7C7C

Inverted#348EFC

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#8D7B00no red cones; affects about 1% of men; ΔE 34.6 from the original

Deuteranopia#A29003no green cones; the most common form, about 1% of men; ΔE 35.5 from the original

Tritanopia#DF5C60no blue cones; rare, and affects men and women equally; ΔE 45 from the original

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

Contrast with white, large text3.56:1WCAG large text: AA

Contrast with black, large text5.9:1WCAG large text: AAA

Named colours

Chocolate · ΔE 10 Peru · ΔE 18.2 Dark orange · ΔE 19.1 Dark goldenrod · ΔE 19.9 Orange · ΔE 24.7 Coral · ΔE 24.8

Nearest named CSS colourChocolate (#D2691E)ΔE 10.03, a distinctly different colour

Hue familyorange

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#035DCB

Analogous#CB0D03, #C1CB03

Triadic#03CB71, #7103CB

Split complementary#03C1CB, #0D03CB

Tetradic#03CB0D, #035DCB, #CB03C1

Tints, shades & saturation

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

Lighter +40%#FED29C

Lighter +30%#FDBB6A

Lighter +20%#FCA438

Lighter +10%#FB8D06

Darker −10%#995502

Darker −20%#663902

Darker −30%#341D01

Darker −40%#020100

More saturated +25%#CE7100

Less saturated −25%#B16E1D

Channel breakdown

R203

G113

Red203 (79.6%)

Green113 (44.3%)

Blue3 (1.2%)

Hue33°

Saturation (HSL)97.09%

Lightness40.39%

Dominant channelRed

Hex per channelR CB · G 71 · B 03

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Harmonies

Lighter and darker

Similar named colours

Also reads as

CB7103 (chemical formula)

Formula
76,795.441 g/mol
7104 atoms

CB7103 has a molar mass of 76,795.441 g/mol, made up of 7104 atoms across 2 elements: 1 × C, 7103 × B.

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Molar mass

Molar mass76,795.441 g/mol

Total atoms per molecule7104

Distinct elements2

Mass of one molecule1.2752183 × 10^-19 g

Molecules per gram7.8417946 × 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

C0%

B100%

Carbon (C)12.011 g/mol, 0.016%

Boron (B × 7103)76,783.43 g/mol, 99.984%

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