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Recognised as Colour

#1DC9BF

  • #1DC9BF
  • Cyan
  • Dark
  • Nearest: Medium turquoise

#1DC9BF is a cyan with RGB values 29, 201, 191 and HSL 177°, 75%, 45%. It is a dark colour, so black text on it reaches 10.2:1 contrast (AAA for normal text). The nearest named colour is Medium turquoise.

Colour values

#1DC9BF#1DC9BF
HEX#1DC9BF
RGBrgb(29, 201, 191)
RGB (0–1)0.1137, 0.7882, 0.749
RGB percentages11.4%, 78.8%, 74.9%
HSLhsl(176.5, 74.8%, 45.1%)
HSV / HSBhsv(176.5, 85.6%, 78.8%)
CMYK85.6%, 0%, 5%, 21.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,952,191
CSS custom property--colour: #1DC9BF;

Brightness & contrast

Relative luminance0.45796WCAG 2.x, 0 is black and 1 is white
Perceived brightness167.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 10.16:1
Contrast with white2.07:1WCAG normal text: Fail
Contrast with black10.16:1WCAG normal text: AAA
Greyscale equivalent#A4A4A4
Inverted#E23640

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#BDBEBFno red cones; affects about 1% of men; ΔE 42.4 from the original
Deuteranopia#A7AEC0no green cones; the most common form, about 1% of men; ΔE 43.4 from the original
Tritanopia#00CEC6no blue cones; rare, and affects men and women equally; ΔE 2.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.07:1WCAG large text: Fail
Contrast with black, large text10.16:1WCAG large text: AAA

Named colours

Medium turquoise · ΔE 6.1Dark turquoise · ΔE 7.5Turquoise · ΔE 8.5Light seagreen · ΔE 8.8Medium aquamarine · ΔE 15.5Aqua · ΔE 20.2
Nearest named CSS colourMedium turquoise (#48D1CC)ΔE 6.06, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#C91D27
Analogous#1DC969, #1D7DC9
Triadic#BF1DC9, #C9BF1D
Split complementary#C91D7D, #C9691D
Tetradic#691DC9, #C91D27, #7DC91D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#BDF5F2
Lighter +30%#90EFE9
Lighter +20%#63E9E1
Lighter +10%#37E2D8
Darker −10%#179C95
Darker −20%#10706A
Darker −30%#0A4340
Darker −40%#031716
More saturated +25%#00E6D8
Less saturated −25%#3AACA6

Channel breakdown

R29
G201
B191
Red29 (11.4%)
Green201 (78.8%)
Blue191 (74.9%)
Hue176.51°
Saturation (HSL)74.78%
Lightness45.1%
Dominant channelGreen
Hex per channelR 1D · G C9 · B BF

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Every value on this page was computed from “1dc9bf” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.