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Recognised as Colour

#CFDD09

  • #CFDD09
  • Yellow
  • Light
  • Nearest: Yellow

#CFDD09 is a yellow with RGB values 207, 221, 9 and HSL 64°, 92%, 45%. It is a light colour, so black text on it reaches 14:1 contrast (AAA for normal text). The nearest named colour is Yellow.

Colour values

#CFDD09#CFDD09
HEX#CFDD09
RGBrgb(207, 221, 9)
RGB (0–1)0.8118, 0.8667, 0.0353
RGB percentages81.2%, 86.7%, 3.5%
HSLhsl(64, 92.2%, 45.1%)
HSV / HSBhsv(64, 95.9%, 86.7%)
CMYK6.3%, 0%, 95.9%, 13.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer13,622,537
CSS custom property--colour: #CFDD09;

Brightness & contrast

Relative luminance0.64998WCAG 2.x, 0 is black and 1 is white
Perceived brightness203.7 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 14:1
Contrast with white1.5:1WCAG normal text: Fail
Contrast with black14:1WCAG normal text: AAA
Greyscale equivalent#CBCBCB
Inverted#3022F6

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#EED100no red cones; affects about 1% of men; ΔE 19.1 from the original
Deuteranopia#EDD42Dno green cones; the most common form, about 1% of men; ΔE 18.5 from the original
Tritanopia#DECFBCno blue cones; rare, and affects men and women equally; ΔE 76.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.5:1WCAG large text: Fail
Contrast with black, large text14:1WCAG large text: AAA

Named colours

Yellow · ΔE 17.6Yellow green · ΔE 22.1Gold · ΔE 23.7Green yellow · ΔE 28.4Goldenrod · ΔE 38.9Khaki · ΔE 41.5
Nearest named CSS colourYellow (#FFFF00)ΔE 17.61, a distinctly different colour
Hue familyyellow
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#1709DD
Analogous#DD8109, #65DD09
Triadic#09CFDD, #DD09CF
Split complementary#0965DD, #8109DD
Tetradic#09DD81, #1709DD, #DD0965

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F7FCB6
Lighter +30%#F2FA85
Lighter +20%#EDF854
Lighter +10%#E8F623
Darker −10%#A1AC07
Darker −20%#737B05
Darker −30%#454A03
Darker −40%#171901
More saturated +25%#D7E600
Less saturated −25%#B6C026

Channel breakdown

R207
G221
B9
Red207 (81.2%)
Green221 (86.7%)
Blue9 (3.5%)
Hue63.96°
Saturation (HSL)92.17%
Lightness45.1%
Dominant channelGreen
Hex per channelR CF · G DD · B 09

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Every value on this page was computed from “cfdd09” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.