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Colour

#04BBCD

  • #04BBCD
  • Cyan
  • Dark
  • Nearest: Dark turquoise

#04BBCD is a cyan with RGB values 4, 187, 205 and HSL 185°, 96%, 41%. It is a dark colour, so black text on it reaches 9:1 contrast (AAA for normal text). The nearest named colour is Dark turquoise.

Colour values

#04BBCD#04BBCD
HEX#04BBCD
RGBrgb(4, 187, 205)
RGB (0–1)0.0157, 0.7333, 0.8039
RGB percentages1.6%, 73.3%, 80.4%
HSLhsl(185.4, 96.2%, 41%)
HSV / HSBhsv(185.4, 98%, 80.4%)
CMYK98%, 8.8%, 0%, 19.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer310,221
CSS custom property--colour: #04BBCD;

Brightness & contrast

Relative luminance0.39974WCAG 2.x, 0 is black and 1 is white
Perceived brightness159.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 8.99:1
Contrast with white2.33:1WCAG normal text: Fail
Contrast with black8.99:1WCAG normal text: AAA
Greyscale equivalent#959595
Inverted#FB4432

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#A9B3CEno red cones; affects about 1% of men; ΔE 35.1 from the original
Deuteranopia#92A2CDno green cones; the most common form, about 1% of men; ΔE 36.8 from the original
Tritanopia#00C4C0no blue cones; rare, and affects men and women equally; ΔE 13.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.33:1WCAG large text: Fail
Contrast with black, large text8.99:1WCAG large text: AAA

Named colours

Dark turquoise · ΔE 11.7Medium turquoise · ΔE 14.8Light seagreen · ΔE 15.2Cadetblue · ΔE 19.8Sky blue · ΔE 20.1Dark cyan · ΔE 20.6
Nearest named CSS colourDark turquoise (#00CED1)ΔE 11.73, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#CD1604
Analogous#04CD7B, #0456CD
Triadic#CD04BB, #BBCD04
Split complementary#CD0457, #CD7B04
Tetradic#7A04CD, #CD1604, #56CD04

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A0F5FD
Lighter +30%#6EEFFC
Lighter +20%#3CEAFB
Lighter +10%#0AE5FA
Darker −10%#038D9B
Darker −20%#026069
Darker −30%#013237
Darker −40%#000405
More saturated +25%#00BED1
Less saturated −25%#1EA6B3

Channel breakdown

R4
G187
B205
Red4 (1.6%)
Green187 (73.3%)
Blue205 (80.4%)
Hue185.37°
Saturation (HSL)96.17%
Lightness40.98%
Dominant channelBlue
Hex per channelR 04 · G BB · B CD

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Every value on this page was computed from “04bbcd” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.