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Colour

#00B9D0

  • #00B9D0
  • Cyan
  • Dark
  • Nearest: Dark turquoise

#00B9D0 is a cyan with RGB values 0, 185, 208 and HSL 187°, 100%, 41%. It is a dark colour, so black text on it reaches 8.9:1 contrast (AAA for normal text). The nearest named colour is Dark turquoise.

Colour values

#00B9D0#00B9D0
HEX#00B9D0
RGBrgb(0, 185, 208)
RGB (0–1)0, 0.7255, 0.8157
RGB percentages0%, 72.5%, 81.6%
HSLhsl(186.6, 100%, 40.8%)
HSV / HSBhsv(186.6, 100%, 81.6%)
CMYK100%, 11.1%, 0%, 18.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer47,568
CSS custom property--colour: #00B9D0;

Brightness & contrast

Relative luminance0.39252WCAG 2.x, 0 is black and 1 is white
Perceived brightness158.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 8.85:1
Contrast with white2.37:1WCAG normal text: Fail
Contrast with black8.85:1WCAG normal text: AAA
Greyscale equivalent#939393
Inverted#FF462F

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#A6B2D1no red cones; affects about 1% of men; ΔE 33.6 from the original
Deuteranopia#8FA1D0no green cones; the most common form, about 1% of men; ΔE 35.4 from the original
Tritanopia#00C3C0no blue cones; rare, and affects men and women equally; ΔE 16 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.37:1WCAG large text: Fail
Contrast with black, large text8.85:1WCAG large text: AAA

Named colours

Dark turquoise · ΔE 14.6Medium turquoise · ΔE 17.7Light seagreen · ΔE 18Sky blue · ΔE 18.8Cadetblue · ΔE 20.2Dark cyan · ΔE 21.6
Nearest named CSS colourDark turquoise (#00CED1)ΔE 14.61, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#D01700
Analogous#00D07F, #0051D0
Triadic#D000B9, #B9D000
Split complementary#D00051, #D07F00
Tetradic#7F00D0, #D01700, #51D000

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#9DF4FF
Lighter +30%#6AEFFF
Lighter +20%#37E9FF
Lighter +10%#04E3FF
Darker −10%#008C9D
Darker −20%#005E6A
Darker −30%#003137
Darker −40%#000404
More saturated +25%#00B9D0
Less saturated −25%#1AA5B6

Channel breakdown

R0
G185
B208
Red0 (0%)
Green185 (72.5%)
Blue208 (81.6%)
Hue186.63°
Saturation (HSL)100%
Lightness40.78%
Dominant channelBlue
Hex per channelR 00 · G B9 · B D0

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Every value on this page was computed from “00b9d0” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.