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Recognised as Colour

#99DDDF

  • #99DDDF
  • Cyan
  • Light
  • Nearest: Pale turquoise

#99DDDF is a cyan with RGB values 153, 221, 223 and HSL 182°, 52%, 74%. It is a light colour, so black text on it reaches 13.8:1 contrast (AAA for normal text). The nearest named colour is Pale turquoise.

Colour values

#99DDDF#99DDDF
HEX#99DDDF
RGBrgb(153, 221, 223)
RGB (0–1)0.6, 0.8667, 0.8745
RGB percentages60%, 86.7%, 87.5%
HSLhsl(181.7, 52.2%, 73.7%)
HSV / HSBhsv(181.7, 31.4%, 87.5%)
CMYK31.4%, 0.9%, 0%, 12.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,083,807
CSS custom property--colour: #99DDDF;

Brightness & contrast

Relative luminance0.63813WCAG 2.x, 0 is black and 1 is white
Perceived brightness203.3 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 13.76:1
Contrast with white1.53:1WCAG normal text: Fail
Contrast with black13.76:1WCAG normal text: AAA
Greyscale equivalent#CFCFCF
Inverted#662220

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#D4D7DFno red cones; affects about 1% of men; ΔE 21.6 from the original
Deuteranopia#C7CDE0no green cones; the most common form, about 1% of men; ΔE 22.5 from the original
Tritanopia#7FE2DDno blue cones; rare, and affects men and women equally; ΔE 9.6 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.53:1WCAG large text: Fail
Contrast with black, large text13.76:1WCAG large text: AAA

Named colours

Pale turquoise · ΔE 6.4Powder blue · ΔE 7Light blue · ΔE 10.5Sky blue · ΔE 15.4Medium turquoise · ΔE 18.1Light cyan · ΔE 18.2
Nearest named CSS colourPale turquoise (#AFEEEE)ΔE 6.44, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DF9B99
Analogous#99DFBE, #99BADF
Triadic#DF99DD, #DDDF99
Split complementary#DF99BA, #DFBE99
Tetradic#BE99DF, #DF9B99, #BADF99

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#E7F7F7
Lighter +10%#C0EAEB
Darker −10%#72D0D3
Darker −20%#4BC3C7
Darker −30%#35A6AA
Darker −40%#298083
More saturated +25%#88EDF0
Less saturated −25%#AACDCE

Channel breakdown

R153
G221
B223
Red153 (60%)
Green221 (86.7%)
Blue223 (87.5%)
Hue181.71°
Saturation (HSL)52.24%
Lightness73.73%
Dominant channelBlue
Hex per channelR 99 · G DD · B DF

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Every value on this page was computed from “99dddf” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.