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Recognised as Colour

#DEF8FB

  • #DEF8FB
  • Cyan
  • Light
  • Nearest: Light cyan

#DEF8FB is a cyan with RGB values 222, 248, 251 and HSL 186°, 78%, 93%. It is a light colour, so black text on it reaches 18.9:1 contrast (AAA for normal text). The nearest named colour is Light cyan.

Colour values

#DEF8FB#DEF8FB
HEX#DEF8FB
RGBrgb(222, 248, 251)
RGB (0–1)0.8706, 0.9725, 0.9843
RGB percentages87.1%, 97.3%, 98.4%
HSLhsl(186.2, 78.4%, 92.7%)
HSV / HSBhsv(186.2, 11.6%, 98.4%)
CMYK11.6%, 1.2%, 0%, 1.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer14,612,731
CSS custom property--colour: #DEF8FB;

Brightness & contrast

Relative luminance0.89629WCAG 2.x, 0 is black and 1 is white
Perceived brightness240.9 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 18.93:1
Contrast with white1.11:1WCAG normal text: Fail
Contrast with black18.93:1WCAG normal text: AAA
Greyscale equivalent#F3F3F3
Inverted#210704

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#F4F6FBno red cones; affects about 1% of men; ΔE 8.3 from the original
Deuteranopia#EEF1FBno green cones; the most common form, about 1% of men; ΔE 8.7 from the original
Tritanopia#D6FAF9no blue cones; rare, and affects men and women equally; ΔE 4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.11:1WCAG large text: Fail
Contrast with black, large text18.93:1WCAG large text: AAA

Named colours

Light cyan · ΔE 3.1Azure · ΔE 5Alice blue · ΔE 6.6Mint cream · ΔE 7.4White smoke · ΔE 9Ghost white · ΔE 9.3
Nearest named CSS colourLight cyan (#E0FFFF)ΔE 3.07, a close match
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FBE1DE
Analogous#DEFBEF, #DEEAFB
Triadic#FBDEF8, #F8FBDE
Split complementary#FBDEEA, #FBEFDE
Tetradic#EFDEFB, #FBE1DE, #EAFBDE

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#FFFFFF
Lighter +10%#FFFFFF
Darker −10%#B1EEF5
Darker −20%#83E5F0
Darker −30%#56DBEA
Darker −40%#28D1E5
More saturated +25%#DAFBFF
Less saturated −25%#E3F4F6

Channel breakdown

R222
G248
B251
Red222 (87.1%)
Green248 (97.3%)
Blue251 (98.4%)
Hue186.21°
Saturation (HSL)78.38%
Lightness92.75%
Dominant channelBlue
Hex per channelR DE · G F8 · B FB

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Every value on this page was computed from “def8fb” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.