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Recognised as Colour

#CFF581

  • #CFF581
  • Green
  • Light
  • Nearest: Khaki

#CFF581 is a green with RGB values 207, 245, 129 and HSL 80°, 85%, 73%. It is a light colour, so black text on it reaches 17:1 contrast (AAA for normal text). The nearest named colour is Khaki.

Colour values

#CFF581#CFF581
HEX#CFF581
RGBrgb(207, 245, 129)
RGB (0–1)0.8118, 0.9608, 0.5059
RGB percentages81.2%, 96.1%, 50.6%
HSLhsl(79.7, 85.3%, 73.3%)
HSV / HSBhsv(79.7, 47.3%, 96.1%)
CMYK15.5%, 0%, 47.3%, 3.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer13,628,801
CSS custom property--colour: #CFF581;

Brightness & contrast

Relative luminance0.80155WCAG 2.x, 0 is black and 1 is white
Perceived brightness223.5 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 17.03:1
Contrast with white1.23:1WCAG normal text: Fail
Contrast with black17.03:1WCAG normal text: AAA
Greyscale equivalent#E5E5E5
Inverted#300A7E

Colour vision & accessibility

Protanopia#FFE977no red cones; affects about 1% of men; ΔE 24.3 from the original
Deuteranopia#FBE788no green cones; the most common form, about 1% of men; ΔE 24.6 from the original
Tritanopia#D6EBDAno blue cones; rare, and affects men and women equally; ΔE 49.8 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.23:1WCAG large text: Fail
Contrast with black, large text17.03:1WCAG large text: AAA

Named colours

Nearest named CSS colourKhaki (#F0E68C)ΔE 22.05, a distinctly different colour
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

Complementary#A781F5
Analogous#F5E181, #95F581
Triadic#81CFF5, #F581CF
Split complementary#8195F5, #E181F5
Tetradic#81F5E1, #A781F5, #F58195

Tints, shades & saturation

Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#F3FDE0
Lighter +10%#E1F9B0
Darker −10%#BDF152
Darker −20%#ABEE23
Darker −30%#8FCD10
Darker −40%#6E9E0C
More saturated +25%#D2FF77
Less saturated −25%#C9E492

Channel breakdown

R207
G245
B129
Red207 (81.2%)
Green245 (96.1%)
Blue129 (50.6%)
Hue79.66°
Saturation (HSL)85.29%
Lightness73.33%
Dominant channelGreen
Hex per channelR CF · G F5 · B 81

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Also reads as

CFF581 (chemical formula)

  • Formula
  • 11,068.847 g/mol
  • 583 atoms

CFF581 has a molar mass of 11,068.847 g/mol, made up of 583 atoms across 2 elements: 1 × C, 582 × F.

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Molar mass

Molar mass11,068.847 g/mol
Total atoms per molecule583
Distinct elements2
Mass of one molecule1.8380253 × 10^-20 g
Molecules per gram5.4406216 × 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%

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Every value on this page was computed from “cff581” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.