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Recognised as Colour

#00BCD5

  • #00BCD5
  • Cyan
  • Dark
  • Nearest: Dark turquoise

#00BCD5 is a cyan with RGB values 0, 188, 213 and HSL 187°, 100%, 42%. It is a dark colour, so black text on it reaches 9.2:1 contrast (AAA for normal text). The nearest named colour is Dark turquoise.

Colour values

#00BCD5#00BCD5
HEX#00BCD5
RGBrgb(0, 188, 213)
RGB (0–1)0, 0.7373, 0.8353
RGB percentages0%, 73.7%, 83.5%
HSLhsl(187, 100%, 41.8%)
HSV / HSBhsv(187, 100%, 83.5%)
CMYK100%, 11.7%, 0%, 16.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer48,341
CSS custom property--colour: #00BCD5;

Brightness & contrast

Relative luminance0.40771WCAG 2.x, 0 is black and 1 is white
Perceived brightness161 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 9.15:1
Contrast with white2.29:1WCAG normal text: Fail
Contrast with black9.15:1WCAG normal text: AAA
Greyscale equivalent#969696
Inverted#FF432A

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#A8B5D6no red cones; affects about 1% of men; ΔE 33.6 from the original
Deuteranopia#91A4D5no green cones; the most common form, about 1% of men; ΔE 35.4 from the original
Tritanopia#00C6C4no blue cones; rare, and affects men and women equally; ΔE 16.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.29:1WCAG large text: Fail
Contrast with black, large text9.15:1WCAG large text: AAA

Named colours

Dark turquoise · ΔE 15Sky blue · ΔE 18.2Medium turquoise · ΔE 18.2Light seagreen · ΔE 19.2Cadetblue · ΔE 21.4Light skyblue · ΔE 22.3
Nearest named CSS colourDark turquoise (#00CED1)ΔE 15, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#D51900
Analogous#00D584, #0051D5
Triadic#D500BC, #BCD500
Split complementary#D50051, #D58400
Tetradic#8400D5, #D51900, #51D500

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A2F4FF
Lighter +30%#6FEEFF
Lighter +20%#3CE8FF
Lighter +10%#09E2FF
Darker −10%#008FA2
Darker −20%#00626F
Darker −30%#00353C
Darker −40%#000809
More saturated +25%#00BCD5
Less saturated −25%#1BA8BA

Channel breakdown

R0
G188
B213
Red0 (0%)
Green188 (73.7%)
Blue213 (83.5%)
Hue187.04°
Saturation (HSL)100%
Lightness41.76%
Dominant channelBlue
Hex per channelR 00 · G BC · B D5

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Every value on this page was computed from “00bcd5” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.