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Recognised as Colour

#C28231

  • #C28231
  • Orange
  • Dark
  • Nearest: Peru

#C28231 is a orange with RGB values 194, 130, 49 and HSL 34°, 60%, 48%. It is a dark colour, so black text on it reaches 6.5:1 contrast (AA for normal text). The nearest named colour is Peru.

Colour values

#C28231#C28231
HEX#C28231
RGBrgb(194, 130, 49)
RGB (0–1)0.7608, 0.5098, 0.1922
RGB percentages76.1%, 51%, 19.2%
HSLhsl(33.5, 59.7%, 47.6%)
HSV / HSBhsv(33.5, 74.7%, 76.1%)
CMYK0%, 33%, 74.7%, 23.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer12,747,313
CSS custom property--colour: #C28231;

Brightness & contrast

Relative luminance0.27656WCAG 2.x, 0 is black and 1 is white
Perceived brightness146.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.53:1
Contrast with white3.22:1WCAG normal text: Fail
Contrast with black6.53:1WCAG normal text: AA
Greyscale equivalent#8A8A8A
Inverted#3D7DCE

Colour vision & accessibility

Protanopia#978726no red cones; affects about 1% of men; ΔE 22.9 from the original
Deuteranopia#A69533no green cones; the most common form, about 1% of men; ΔE 22.8 from the original
Tritanopia#D37371no blue cones; rare, and affects men and women equally; ΔE 39 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.22:1WCAG large text: AA
Contrast with black, large text6.53:1WCAG large text: AAA

Named colours

Nearest named CSS colourPeru (#CD853F)ΔE 5.75, clearly different but related
Hue familyorange
CSS keyword usableNo exact keyword

Colour harmonies

Complementary#3171C2
Analogous#C23931, #B9C231
Triadic#31C282, #8231C2
Split complementary#31B9C2, #3931C2
Tetradic#31C239, #3171C2, #C231B9

Tints, shades & saturation

Lighter +40%#F2E2CD
Lighter +30%#E8CAA4
Lighter +20%#DEB27B
Lighter +10%#D39B53
Darker −10%#996727
Darker −20%#714B1C
Darker −30%#483012
Darker −40%#1F1508
More saturated +25%#E08613
Less saturated −25%#A47E4F

Channel breakdown

R194
G130
B49
Red194 (76.1%)
Green130 (51%)
Blue49 (19.2%)
Hue33.52°
Saturation (HSL)59.67%
Lightness47.65%
Dominant channelRed
Hex per channelR C2 · G 82 · B 31

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Also reads as

C28231 (chemical formula)

  • Formula
  • 339,082.541 g/mol
  • 28231 atoms

C28231 has a molar mass of 339,082.541 g/mol, made up of 28231 atoms across 1 element: 28231 × C.

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Molar mass

Molar mass339,082.541 g/mol
Total atoms per molecule28231
Distinct elements1
Mass of one molecule5.6305981 × 10^-19 g
Molecules per gram1.7760103 × 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

C100%
Carbon (C × 28231)339,082.541 g/mol, 100%

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Every value on this page was computed from “c28231” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.