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Recognised as Colour

#1CBDBD

  • #1CBDBD
  • Cyan
  • Dark
  • Nearest: Light seagreen

#1CBDBD is a cyan with RGB values 28, 189, 189 and HSL 180°, 74%, 43%. It is a dark colour, so black text on it reaches 9.1:1 contrast (AAA for normal text). The nearest named colour is Light seagreen.

Colour values

#1CBDBD#1CBDBD
HEX#1CBDBD
RGBrgb(28, 189, 189)
RGB (0–1)0.1098, 0.7412, 0.7412
RGB percentages11%, 74.1%, 74.1%
HSLhsl(180, 74.2%, 42.5%)
HSV / HSBhsv(180, 85.2%, 74.1%)
CMYK85.2%, 0%, 0%, 25.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,883,581
CSS custom property--colour: #1CBDBD;

Brightness & contrast

Relative luminance0.40316WCAG 2.x, 0 is black and 1 is white
Perceived brightness159 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 9.06:1
Contrast with white2.32:1WCAG normal text: Fail
Contrast with black9.06:1WCAG normal text: AAA
Greyscale equivalent#9B9B9B
Inverted#E34242

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#B0B3BDno red cones; affects about 1% of men; ΔE 38.7 from the original
Deuteranopia#9BA4BEno green cones; the most common form, about 1% of men; ΔE 39.8 from the original
Tritanopia#00C3BDno blue cones; rare, and affects men and women equally; ΔE 4.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.32:1WCAG large text: Fail
Contrast with black, large text9.06:1WCAG large text: AAA

Named colours

Light seagreen · ΔE 6.1Dark turquoise · ΔE 6.7Medium turquoise · ΔE 7.7Turquoise · ΔE 15.1Dark cyan · ΔE 18.8Cadetblue · ΔE 19.8
Nearest named CSS colourLight seagreen (#20B2AA)ΔE 6.1, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#BD1C1C
Analogous#1CBD6D, #1C6DBD
Triadic#BD1CBD, #BDBD1C
Split complementary#BD1C6D, #BD6D1C
Tetradic#6D1CBD, #BD1C1C, #6DBD1C

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B1F4F4
Lighter +30%#85EDED
Lighter +20%#59E6E6
Lighter +10%#2CE0E0
Darker −10%#159191
Darker −20%#0F6464
Darker −30%#083838
Darker −40%#020B0B
More saturated +25%#01D8D8
Less saturated −25%#37A2A2

Channel breakdown

R28
G189
B189
Red28 (11%)
Green189 (74.1%)
Blue189 (74.1%)
Hue180°
Saturation (HSL)74.19%
Lightness42.55%
Dominant channelGreen and Blue
Hex per channelR 1C · G BD · B BD

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