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Colour

#00CFCF

  • #00CFCF
  • Cyan
  • Dark
  • Nearest: Dark turquoise

#00CFCF is a cyan with RGB values 0, 207, 207 and HSL 180°, 100%, 41%. It is a dark colour, so black text on it reaches 10.8:1 contrast (AAA for normal text). The nearest named colour is Dark turquoise.

Colour values

#00CFCF#00CFCF
HEX#00CFCF
RGBrgb(0, 207, 207)
RGB (0–1)0, 0.8118, 0.8118
RGB percentages0%, 81.2%, 81.2%
HSLhsl(180, 100%, 40.6%)
HSV / HSBhsv(180, 100%, 81.2%)
CMYK100%, 0%, 0%, 18.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer53,199
CSS custom property--colour: #00CFCF;

Brightness & contrast

Relative luminance0.49131WCAG 2.x, 0 is black and 1 is white
Perceived brightness173.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 10.83:1
Contrast with white1.94:1WCAG normal text: Fail
Contrast with black10.83:1WCAG normal text: AAA
Greyscale equivalent#A3A3A3
Inverted#FF3030

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#C0C4CFno red cones; affects about 1% of men; ΔE 42.4 from the original
Deuteranopia#A9B3D0no green cones; the most common form, about 1% of men; ΔE 43.9 from the original
Tritanopia#00D6CFno blue cones; rare, and affects men and women equally; ΔE 4.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.94:1WCAG large text: Fail
Contrast with black, large text10.83:1WCAG large text: AAA

Named colours

Dark turquoise · ΔE 1.8Medium turquoise · ΔE 5.4Turquoise · ΔE 10.3Light seagreen · ΔE 11.9Aqua · ΔE 17.2Cyan · ΔE 17.2
Nearest named CSS colourDark turquoise (#00CED1)ΔE 1.8, below the just-noticeable difference
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#CF0000
Analogous#00CF68, #0068CF
Triadic#CF00CF, #CFCF00
Split complementary#CF0068, #CF6800
Tetradic#6800CF, #CF0000, #68CF00

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#9CFFFF
Lighter +30%#69FFFF
Lighter +20%#36FFFF
Lighter +10%#03FFFF
Darker −10%#009C9C
Darker −20%#006969
Darker −30%#003636
Darker −40%#000303
More saturated +25%#00CFCF
Less saturated −25%#1AB5B5

Channel breakdown

R0
G207
B207
Red0 (0%)
Green207 (81.2%)
Blue207 (81.2%)
Hue180°
Saturation (HSL)100%
Lightness40.59%
Dominant channelGreen and Blue
Hex per channelR 00 · G CF · B CF

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Every value on this page was computed from “00cfcf” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.