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Recognised as Colour

#1DD1CC

  • #1DD1CC
  • Cyan
  • Light
  • Nearest: Dark turquoise

#1DD1CC is a cyan with RGB values 29, 209, 204 and HSL 178°, 76%, 47%. It is a light colour, so black text on it reaches 11:1 contrast (AAA for normal text). The nearest named colour is Dark turquoise.

Colour values

#1DD1CC#1DD1CC
HEX#1DD1CC
RGBrgb(29, 209, 204)
RGB (0–1)0.1137, 0.8196, 0.8
RGB percentages11.4%, 82%, 80%
HSLhsl(178.3, 75.6%, 46.7%)
HSV / HSBhsv(178.3, 86.1%, 82%)
CMYK86.1%, 0%, 2.4%, 18%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,954,252
CSS custom property--colour: #1DD1CC;

Brightness & contrast

Relative luminance0.50222WCAG 2.x, 0 is black and 1 is white
Perceived brightness175 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 11.04:1
Contrast with white1.9:1WCAG normal text: Fail
Contrast with black11.04:1WCAG normal text: AAA
Greyscale equivalent#AAAAAA
Inverted#E22E33

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#C4C6CCno red cones; affects about 1% of men; ΔE 42.8 from the original
Deuteranopia#ADB5CDno green cones; the most common form, about 1% of men; ΔE 44.1 from the original
Tritanopia#00D7CFno blue cones; rare, and affects men and women equally; ΔE 3.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.9:1WCAG large text: Fail
Contrast with black, large text11.04:1WCAG large text: AAA

Named colours

Dark turquoise · ΔE 4.5Medium turquoise · ΔE 4.6Turquoise · ΔE 7.8Light seagreen · ΔE 11.7Aqua · ΔE 16.9Cyan · ΔE 16.9
Nearest named CSS colourDark turquoise (#00CED1)ΔE 4.53, a close match
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#D11D22
Analogous#1DD172, #1D7CD1
Triadic#CC1DD1, #D1CC1D
Split complementary#D11D7C, #D1721D
Tetradic#721DD1, #D11D22, #7CD11D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C3F7F5
Lighter +30%#96F1EE
Lighter +20%#6AEAE7
Lighter +10%#3DE4DF
Darker −10%#17A4A0
Darker −20%#117775
Darker −30%#0A4B49
Darker −40%#041E1D
More saturated +25%#00EEE7
Less saturated −25%#3BB3B0

Channel breakdown

R29
G209
B204
Red29 (11.4%)
Green209 (82%)
Blue204 (80%)
Hue178.33°
Saturation (HSL)75.63%
Lightness46.67%
Dominant channelGreen
Hex per channelR 1D · G D1 · B CC

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Every value on this page was computed from “1dd1cc” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.