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Recognised as Colour

#64D9CC

  • #64D9CC
  • Cyan
  • Light
  • Nearest: Medium turquoise

#64D9CC is a cyan with RGB values 100, 217, 204 and HSL 173°, 61%, 62%. It is a light colour, so black text on it reaches 12.3:1 contrast (AAA for normal text). The nearest named colour is Medium turquoise.

Colour values

#64D9CC#64D9CC
HEX#64D9CC
RGBrgb(100, 217, 204)
RGB (0–1)0.3922, 0.851, 0.8
RGB percentages39.2%, 85.1%, 80%
HSLhsl(173.3, 60.6%, 62.2%)
HSV / HSBhsv(173.3, 53.9%, 85.1%)
CMYK53.9%, 0%, 6%, 14.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,609,356
CSS custom property--colour: #64D9CC;

Brightness & contrast

Relative luminance0.56695WCAG 2.x, 0 is black and 1 is white
Perceived brightness188.1 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 12.34:1
Contrast with white1.7:1WCAG normal text: Fail
Contrast with black12.34:1WCAG normal text: AAA
Greyscale equivalent#BFBFBF
Inverted#9B2633

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#CFCECCno red cones; affects about 1% of men; ΔE 36.5 from the original
Deuteranopia#BDC1CDno green cones; the most common form, about 1% of men; ΔE 37.2 from the original
Tritanopia#00DDD5no blue cones; rare, and affects men and women equally; ΔE 10.7 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.7:1WCAG large text: Fail
Contrast with black, large text12.34:1WCAG large text: AAA

Named colours

Medium turquoise · ΔE 5.8Turquoise · ΔE 8.1Dark turquoise · ΔE 11.6Medium aquamarine · ΔE 12.9Light seagreen · ΔE 14.5Aqua · ΔE 19.4
Nearest named CSS colourMedium turquoise (#48D1CC)ΔE 5.78, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#D96471
Analogous#64D992, #64ABD9
Triadic#CC64D9, #D9CC64
Split complementary#D964AB, #D99264
Tetradic#9264D9, #D96471, #ABD964

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#DFF7F4
Lighter +20%#B6EDE7
Lighter +10%#8DE3D9
Darker −10%#3BCFBF
Darker −20%#2AAD9E
Darker −30%#208479
Darker −40%#165B53
More saturated +25%#4CF1DF
Less saturated −25%#7CC1B9

Channel breakdown

R100
G217
B204
Red100 (39.2%)
Green217 (85.1%)
Blue204 (80%)
Hue173.33°
Saturation (HSL)60.62%
Lightness62.16%
Dominant channelGreen
Hex per channelR 64 · G D9 · B CC

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Every value on this page was computed from “64d9cc” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.