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Recognised as Colour

#1BCFDF

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

#1BCFDF is a cyan with RGB values 27, 207, 223 and HSL 185°, 78%, 49%. 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

#1BCFDF#1BCFDF
HEX#1BCFDF
RGBrgb(27, 207, 223)
RGB (0–1)0.1059, 0.8118, 0.8745
RGB percentages10.6%, 81.2%, 87.5%
HSLhsl(184.9, 78.4%, 49%)
HSV / HSBhsv(184.9, 87.9%, 87.5%)
CMYK87.9%, 7.2%, 0%, 12.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,822,687
CSS custom property--colour: #1BCFDF;

Brightness & contrast

Relative luminance0.50186WCAG 2.x, 0 is black and 1 is white
Perceived brightness176.2 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#E43020

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#BDC6E0no red cones; affects about 1% of men; ΔE 38.1 from the original
Deuteranopia#A4B4DFno green cones; the most common form, about 1% of men; ΔE 39.5 from the original
Tritanopia#00D8D4no blue cones; rare, and affects men and women equally; ΔE 12.6 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 7.8Medium turquoise · ΔE 11.6Light seagreen · ΔE 17.1Turquoise · ΔE 18.7Aqua · ΔE 20.4Cyan · ΔE 20.4
Nearest named CSS colourDark turquoise (#00CED1)ΔE 7.84, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DF2B1B
Analogous#1BDF8D, #1B6DDF
Triadic#DF1BCF, #CFDF1B
Split complementary#DF1B6D, #DF8D1B
Tetradic#8D1BDF, #DF2B1B, #6DDF1B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#CDF5F9
Lighter +30%#A0EDF3
Lighter +20%#72E4EE
Lighter +10%#45DBE8
Darker −10%#15A5B2
Darker −20%#107B84
Darker −30%#0A5057
Darker −40%#052629
More saturated +25%#00E6FA
Less saturated −25%#3AB5C0

Channel breakdown

R27
G207
B223
Red27 (10.6%)
Green207 (81.2%)
Blue223 (87.5%)
Hue184.9°
Saturation (HSL)78.4%
Lightness49.02%
Dominant channelBlue
Hex per channelR 1B · G CF · B DF

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