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Recognised as Colour

#2DB5C7

  • #2DB5C7
  • Cyan
  • Dark
  • Nearest: Dark turquoise

#2DB5C7 is a cyan with RGB values 45, 181, 199 and HSL 187°, 63%, 48%. It is a dark colour, so black text on it reaches 8.5:1 contrast (AAA for normal text). The nearest named colour is Dark turquoise.

Colour values

#2DB5C7#2DB5C7
HEX#2DB5C7
RGBrgb(45, 181, 199)
RGB (0–1)0.1765, 0.7098, 0.7804
RGB percentages17.6%, 71%, 78%
HSLhsl(187, 63.1%, 47.8%)
HSV / HSBhsv(187, 77.4%, 78%)
CMYK77.4%, 9%, 0%, 22%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,995,655
CSS custom property--colour: #2DB5C7;

Brightness & contrast

Relative luminance0.37729WCAG 2.x, 0 is black and 1 is white
Perceived brightness156 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 8.55:1
Contrast with white2.46:1WCAG normal text: Fail
Contrast with black8.55:1WCAG normal text: AAA
Greyscale equivalent#999999
Inverted#D24A38

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#A4AEC8no red cones; affects about 1% of men; ΔE 31.5 from the original
Deuteranopia#909FC7no green cones; the most common form, about 1% of men; ΔE 32.9 from the original
Tritanopia#00BEBAno blue cones; rare, and affects men and women equally; ΔE 14.8 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.46:1WCAG large text: Fail
Contrast with black, large text8.55:1WCAG large text: AAA

Named colours

Dark turquoise · ΔE 14.6Light seagreen · ΔE 15.7Cadetblue · ΔE 16.5Medium turquoise · ΔE 16.5Sky blue · ΔE 18.2Dark cyan · ΔE 18.8
Nearest named CSS colourDark turquoise (#00CED1)ΔE 14.58, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#C73F2D
Analogous#2DC78C, #2D68C7
Triadic#C72DB5, #B5C72D
Split complementary#C72D68, #C78C2D
Tetradic#8C2DC7, #C73F2D, #68C72D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#CCEFF4
Lighter +30%#A3E2EA
Lighter +20%#79D5E1
Lighter +10%#50C7D7
Darker −10%#248F9D
Darker −20%#1A6974
Darker −30%#11444A
Darker −40%#071E21
More saturated +25%#0FCCE6
Less saturated −25%#4C9EA9

Channel breakdown

R45
G181
B199
Red45 (17.6%)
Green181 (71%)
Blue199 (78%)
Hue187.01°
Saturation (HSL)63.11%
Lightness47.84%
Dominant channelBlue
Hex per channelR 2D · G B5 · B C7

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Every value on this page was computed from “2db5c7” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.