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Recognised as Colour

#23BDDB

  • #23BDDB
  • Cyan
  • Dark
  • Nearest: Sky blue

#23BDDB is a cyan with RGB values 35, 189, 219 and HSL 190°, 72%, 50%. It is a dark colour, so black text on it reaches 9.4:1 contrast (AAA for normal text). The nearest named colour is Sky blue.

Colour values

#23BDDB#23BDDB
HEX#23BDDB
RGBrgb(35, 189, 219)
RGB (0–1)0.1373, 0.7412, 0.8588
RGB percentages13.7%, 74.1%, 85.9%
HSLhsl(189.8, 72.4%, 49.8%)
HSV / HSBhsv(189.8, 84%, 85.9%)
CMYK84%, 13.7%, 0%, 14.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,342,363
CSS custom property--colour: #23BDDB;

Brightness & contrast

Relative luminance0.41867WCAG 2.x, 0 is black and 1 is white
Perceived brightness163.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 9.37:1
Contrast with white2.24:1WCAG normal text: Fail
Contrast with black9.37:1WCAG normal text: AAA
Greyscale equivalent#9E9E9E
Inverted#DC4224

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#A8B7DDno red cones; affects about 1% of men; ΔE 31.1 from the original
Deuteranopia#91A6DBno green cones; the most common form, about 1% of men; ΔE 32.9 from the original
Tritanopia#00C8C6no blue cones; rare, and affects men and women equally; ΔE 20.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.24:1WCAG large text: Fail
Contrast with black, large text9.37:1WCAG large text: AAA

Named colours

Sky blue · ΔE 15.8Dark turquoise · ΔE 18.2Light skyblue · ΔE 19Deep skyblue · ΔE 19.5Medium turquoise · ΔE 21Cadetblue · ΔE 22.1
Nearest named CSS colourSky blue (#87CEEB)ΔE 15.78, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DB4123
Analogous#23DB9D, #2361DB
Triadic#DB23BD, #BDDB23
Split complementary#DB2361, #DB9D23
Tetradic#9D23DB, #DB4123, #61DB23

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D2F2F8
Lighter +30%#A6E5F1
Lighter +20%#7AD8EA
Lighter +10%#4ECBE3
Darker −10%#1C97AF
Darker −20%#157183
Darker −30%#0E4B57
Darker −40%#07252B
More saturated +25%#03D2FB
Less saturated −25%#43A8BB

Channel breakdown

R35
G189
B219
Red35 (13.7%)
Green189 (74.1%)
Blue219 (85.9%)
Hue189.78°
Saturation (HSL)72.44%
Lightness49.8%
Dominant channelBlue
Hex per channelR 23 · G BD · B DB

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Every value on this page was computed from “23bddb” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.