Colour

#00CBCB

#00CBCB
Cyan
Dark
Nearest: Dark turquoise

#00CBCB is a cyan with RGB values 0, 203, 203 and HSL 180°, 100%, 40%. It is a dark colour, so black text on it reaches 10.4:1 contrast (AAA for normal text). The nearest named colour is Dark turquoise.

Colour values

#00CBCB#00CBCB

HEX#00CBCB

RGBrgb(0, 203, 203)

RGB (0–1)0, 0.7961, 0.7961

RGB percentages0%, 79.6%, 79.6%

HSLhsl(180, 100%, 39.8%)

HSV / HSBhsv(180, 100%, 79.6%)

CMYK100%, 0%, 0%, 20.4%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer52,171

CSS custom property--colour: #00CBCB;

Brightness & contrast

Relative luminance0.47024WCAG 2.x, 0 is black and 1 is white

Perceived brightness170 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 10.4:1

Contrast with white2.02:1WCAG normal text: Fail

Contrast with black10.4:1WCAG normal text: AAA

Greyscale equivalent#A0A0A0

Inverted#FF3434

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#BDC0CBno red cones; affects about 1% of men; ΔE 42.2 from the original

Deuteranopia#A5AFCCno green cones; the most common form, about 1% of men; ΔE 43.4 from the original

Tritanopia#00D2CBno 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 text2.02:1WCAG large text: Fail

Contrast with black, large text10.4:1WCAG large text: AAA

Named colours

Dark turquoise · ΔE 2 Medium turquoise · ΔE 5.4 Light seagreen · ΔE 10.5 Turquoise · ΔE 11.2 Aqua · ΔE 18.7 Cyan · ΔE 18.7

Nearest named CSS colourDark turquoise (#00CED1)ΔE 2, below the just-noticeable difference

Hue familycyan

CSS keyword usableNo exact keyword

Colour harmonies

base +30°+90°+120°+180°+210°+240°+270°+330°

Complementary#CB0000

Analogous#00CB66, #0066CB

Triadic#CB00CB, #CBCB00

Split complementary#CB0066, #CB6600

Tetradic#6600CB, #CB0000, #66CB00

Tints, shades & saturation

+40%+30%+20%+10%base -10%-20%-30%-40%

Lighter +40%#98FFFF

Lighter +30%#65FFFF

Lighter +20%#32FFFF

Lighter +10%#00FEFE

Darker −10%#009898

Darker −20%#006565

Darker −30%#003232

Darker −40%#000000

More saturated +25%#00CBCB

Less saturated −25%#19B2B2

Channel breakdown

G203

B203

Red0 (0%)

Green203 (79.6%)

Blue203 (79.6%)

Hue180°

Saturation (HSL)100%

Lightness39.8%

Dominant channelGreen and Blue

Hex per channelR 00 · G CB · B CB

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

#00CBCB

Colour values

Brightness & contrast

Colour vision & accessibility

Named colours

Colour harmonies

Tints, shades & saturation

Channel breakdown

Keep nerding

Harmonies

Lighter and darker

Similar named colours

Nerdulate something else