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Recognised as Colour

#00B9C4

  • #00B9C4
  • Cyan
  • Dark
  • Nearest: Dark turquoise

#00B9C4 is a cyan with RGB values 0, 185, 196 and HSL 183°, 100%, 38%. It is a dark colour, so black text on it reaches 8.7:1 contrast (AAA for normal text). The nearest named colour is Dark turquoise.

Colour values

#00B9C4#00B9C4
HEX#00B9C4
RGBrgb(0, 185, 196)
RGB (0–1)0, 0.7255, 0.7686
RGB percentages0%, 72.5%, 76.9%
HSLhsl(183.4, 100%, 38.4%)
HSV / HSBhsv(183.4, 100%, 76.9%)
CMYK100%, 5.6%, 0%, 23.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer47,556
CSS custom property--colour: #00B9C4;

Brightness & contrast

Relative luminance0.38683WCAG 2.x, 0 is black and 1 is white
Perceived brightness156.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 8.74:1
Contrast with white2.4:1WCAG normal text: Fail
Contrast with black8.74:1WCAG normal text: AAA
Greyscale equivalent#929292
Inverted#FF463B

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#A9B0C5no red cones; affects about 1% of men; ΔE 36.7 from the original
Deuteranopia#93A0C5no green cones; the most common form, about 1% of men; ΔE 38.3 from the original
Tritanopia#00C1BCno blue cones; rare, and affects men and women equally; ΔE 10.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.4:1WCAG large text: Fail
Contrast with black, large text8.74:1WCAG large text: AAA

Named colours

Dark turquoise · ΔE 9.4Light seagreen · ΔE 11.1Medium turquoise · ΔE 12.1Dark cyan · ΔE 18.4Cadetblue · ΔE 18.8Turquoise · ΔE 20.4
Nearest named CSS colourDark turquoise (#00CED1)ΔE 9.36, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#C40B00
Analogous#00C46D, #0057C4
Triadic#C400B9, #B9C400
Split complementary#C40057, #C46D00
Tetradic#6D00C4, #C40B00, #57C400

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#91F9FF
Lighter +30%#5EF6FF
Lighter +20%#2BF3FF
Lighter +10%#00E9F7
Darker −10%#008991
Darker −20%#00595E
Darker −30%#00292B
Darker −40%#000000
More saturated +25%#00B9C4
Less saturated −25%#18A3AC

Channel breakdown

R0
G185
B196
Red0 (0%)
Green185 (72.5%)
Blue196 (76.9%)
Hue183.37°
Saturation (HSL)100%
Lightness38.43%
Dominant channelBlue
Hex per channelR 00 · G B9 · B C4

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Every value on this page was computed from “00b9c4” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.