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Recognised as Colour

#1BB184

  • #1BB184
  • Cyan
  • Dark
  • Nearest: Medium seagreen

#1BB184 is a cyan with RGB values 27, 177, 132 and HSL 162°, 74%, 40%. It is a dark colour, so black text on it reaches 7.7:1 contrast (AAA for normal text). The nearest named colour is Medium seagreen.

Colour values

#1BB184#1BB184
HEX#1BB184
RGBrgb(27, 177, 132)
RGB (0–1)0.1059, 0.6941, 0.5176
RGB percentages10.6%, 69.4%, 51.8%
HSLhsl(162, 73.5%, 40%)
HSV / HSBhsv(162, 84.7%, 69.4%)
CMYK84.7%, 0%, 25.4%, 30.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,814,916
CSS custom property--colour: #1BB184;

Brightness & contrast

Relative luminance0.33343WCAG 2.x, 0 is black and 1 is white
Perceived brightness143.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.67:1
Contrast with white2.74:1WCAG normal text: Fail
Contrast with black7.67:1WCAG normal text: AAA
Greyscale equivalent#8E8E8E
Inverted#E44E7B

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#ADA482no red cones; affects about 1% of men; ΔE 45.8 from the original
Deuteranopia#9B9787no green cones; the most common form, about 1% of men; ΔE 46.4 from the original
Tritanopia#00B2A5no blue cones; rare, and affects men and women equally; ΔE 18.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.74:1WCAG large text: Fail
Contrast with black, large text7.67:1WCAG large text: AAA

Named colours

Medium seagreen · ΔE 11.6Medium aquamarine · ΔE 15.3Sea green · ΔE 16.8Light seagreen · ΔE 21.6Turquoise · ΔE 24Dark seagreen · ΔE 25.6
Nearest named CSS colourMedium seagreen (#3CB371)ΔE 11.59, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#B11B48
Analogous#1BB139, #1B93B1
Triadic#841BB1, #B1841B
Split complementary#B11B93, #B1391B
Tetradic#391BB1, #B11B48, #93B11B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A7F2DB
Lighter +30%#7AEBC9
Lighter +20%#4EE4B7
Lighter +10%#22DDA5
Darker −10%#148563
Darker −20%#0E5942
Darker −30%#072C21
Darker −40%#000000
More saturated +25%#01CB8E
Less saturated −25%#35987A

Channel breakdown

R27
G177
B132
Red27 (10.6%)
Green177 (69.4%)
Blue132 (51.8%)
Hue162°
Saturation (HSL)73.53%
Lightness40%
Dominant channelGreen
Hex per channelR 1B · G B1 · B 84

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Every value on this page was computed from “1bb184” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.