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Recognised as Colour

#23C0DB

  • #23C0DB
  • Cyan
  • Dark
  • Nearest: Dark turquoise

#23C0DB is a cyan with RGB values 35, 192, 219 and HSL 189°, 72%, 50%. It is a dark colour, so black text on it reaches 9.6:1 contrast (AAA for normal text). The nearest named colour is Dark turquoise.

Colour values

#23C0DB#23C0DB
HEX#23C0DB
RGBrgb(35, 192, 219)
RGB (0–1)0.1373, 0.7529, 0.8588
RGB percentages13.7%, 75.3%, 85.9%
HSLhsl(188.8, 72.4%, 49.8%)
HSV / HSBhsv(188.8, 84%, 85.9%)
CMYK84%, 12.3%, 0%, 14.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,343,131
CSS custom property--colour: #23C0DB;

Brightness & contrast

Relative luminance0.43171WCAG 2.x, 0 is black and 1 is white
Perceived brightness165.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 9.63:1
Contrast with white2.18:1WCAG normal text: Fail
Contrast with black9.63:1WCAG normal text: AAA
Greyscale equivalent#A1A1A1
Inverted#DC3F24

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#ACB9DDno red cones; affects about 1% of men; ΔE 32.6 from the original
Deuteranopia#95A8DBno green cones; the most common form, about 1% of men; ΔE 34.4 from the original
Tritanopia#00CAC8no blue cones; rare, and affects men and women equally; ΔE 18.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.18:1WCAG large text: Fail
Contrast with black, large text9.63:1WCAG large text: AAA

Named colours

Dark turquoise · ΔE 16Sky blue · ΔE 16.2Medium turquoise · ΔE 18.9Light skyblue · ΔE 20.2Light seagreen · ΔE 20.9Deep skyblue · ΔE 21.3
Nearest named CSS colourDark turquoise (#00CED1)ΔE 16.01, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DB3E23
Analogous#23DB9A, #2364DB
Triadic#DB23C0, #C0DB23
Split complementary#DB2364, #DB9A23
Tetradic#9A23DB, #DB3E23, #64DB23

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D2F2F8
Lighter +30%#A6E6F1
Lighter +20%#7AD9EA
Lighter +10%#4ECDE3
Darker −10%#1C99AF
Darker −20%#157383
Darker −30%#0E4C57
Darker −40%#07262B
More saturated +25%#03D6FB
Less saturated −25%#43AABB

Channel breakdown

R35
G192
B219
Red35 (13.7%)
Green192 (75.3%)
Blue219 (85.9%)
Hue188.8°
Saturation (HSL)72.44%
Lightness49.8%
Dominant channelBlue
Hex per channelR 23 · G C0 · B DB

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Every value on this page was computed from “23c0db” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.