Recognised as Colour
#CB9938
- #CB9938
- Orange
- Dark
- Nearest: Dark goldenrod
#CB9938 is a orange with RGB values 203, 153, 56 and HSL 40°, 59%, 51%. It is a dark colour, so black text on it reaches 8.2:1 contrast (AAA for normal text). The nearest named colour is Dark goldenrod.
Colour values
#CB9938#CB9938
HEX#CB9938
RGBrgb(203, 153, 56)
RGB (0–1)0.7961, 0.6, 0.2196
RGB percentages79.6%, 60%, 22%
HSLhsl(39.6, 58.6%, 50.8%)
HSV / HSBhsv(39.6, 72.4%, 79.6%)
CMYK0%, 24.6%, 72.4%, 20.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer13,343,032
CSS custom property--colour: #CB9938;
Brightness & contrast
Relative luminance0.35764WCAG 2.x, 0 is black and 1 is white
Perceived brightness162.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 8.15:1
Contrast with white2.58:1WCAG normal text: Fail
Contrast with black8.15:1WCAG normal text: AAA
Greyscale equivalent#9D9D9D
Inverted#3466C7
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.58:1WCAG large text: Fail
Contrast with black, large text8.15:1WCAG large text: AAA
Named colours
Hue familyorange
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#386ACB
Analogous#CB4F38, #B4CB38
Triadic#38CB99, #9938CB
Split complementary#38B4CB, #5038CB
Tetradic#38CB4F, #386ACB, #CB38B3
Tints, shades & saturation
Channel breakdown
R203
G153
B56
Red203 (79.6%)
Green153 (60%)
Blue56 (22%)
Hue39.59°
Saturation (HSL)58.57%
Lightness50.78%
Dominant channelRed
Hex per channelR CB · G 99 · B 38
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Harmonies
Similar named colours
Also reads as
CB9938 (chemical formula)
- Formula
- 107,441.791 g/mol
- 9939 atoms
CB9938 has a molar mass of 107,441.791 g/mol, made up of 9939 atoms across 2 elements: 1 × C, 9938 × B.
Molar mass
Molar mass107,441.791 g/mol
Total atoms per molecule9939
Distinct elements2
Mass of one molecule1.7841129 × 10^-19 g
Molecules per gram5.6050264 × 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, 0.011%
Boron (B × 9938)107,429.78 g/mol, 99.989%
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