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Recognised as Colour

#ECF552

  • #ECF552
  • Yellow
  • Light
  • Nearest: Yellow

#ECF552 is a yellow with RGB values 236, 245, 82 and HSL 63°, 89%, 64%. It is a light colour, so black text on it reaches 17.7:1 contrast (AAA for normal text). The nearest named colour is Yellow.

Colour values

#ECF552#ECF552
HEX#ECF552
RGBrgb(236, 245, 82)
RGB (0–1)0.9255, 0.9608, 0.3216
RGB percentages92.5%, 96.1%, 32.2%
HSLhsl(63.3, 89.1%, 64.1%)
HSV / HSBhsv(63.3, 66.5%, 96.1%)
CMYK3.7%, 0%, 66.5%, 3.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer15,529,298
CSS custom property--colour: #ECF552;

Brightness & contrast

Relative luminance0.83747WCAG 2.x, 0 is black and 1 is white
Perceived brightness229.5 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 17.75:1
Contrast with white1.18:1WCAG normal text: Fail
Contrast with black17.75:1WCAG normal text: AAA
Greyscale equivalent#E7E7E7
Inverted#130AAD

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#FFEA39no red cones; affects about 1% of men; ΔE 14.2 from the original
Deuteranopia#FFEE5Eno green cones; the most common form, about 1% of men; ΔE 12.6 from the original
Tritanopia#FBE7D4no blue cones; rare, and affects men and women equally; ΔE 67.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.18:1WCAG large text: Fail
Contrast with black, large text17.75:1WCAG large text: AAA

Named colours

Yellow · ΔE 21Yellow green · ΔE 24Gold · ΔE 25.3Green yellow · ΔE 31.1Khaki · ΔE 32Goldenrod · ΔE 38.6
Nearest named CSS colourYellow (#FFFF00)ΔE 21, a distinctly different colour
Hue familyyellow
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#5B52F5
Analogous#F5AD52, #9BF552
Triadic#52ECF5, #F552EC
Split complementary#529BF5, #AC52F5
Tetradic#52F5AC, #5B52F5, #F5529B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FCFDE3
Lighter +20%#F7FBB2
Lighter +10%#F1F882
Darker −10%#E7F222
Darker −20%#CAD50C
Darker −30%#9CA40A
Darker −40%#6E7407
More saturated +25%#F5FF48
Less saturated −25%#D8DE69

Channel breakdown

R236
G245
B82
Red236 (92.5%)
Green245 (96.1%)
Blue82 (32.2%)
Hue63.31°
Saturation (HSL)89.07%
Lightness64.12%
Dominant channelGreen
Hex per channelR EC · G F5 · B 52

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Every value on this page was computed from “ecf552” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.