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Recognised as Colour

#1BB87A

  • #1BB87A
  • Cyan
  • Dark
  • Nearest: Medium seagreen

#1BB87A is a cyan with RGB values 27, 184, 122 and HSL 156°, 74%, 41%. It is a dark colour, so black text on it reaches 8.2:1 contrast (AAA for normal text). The nearest named colour is Medium seagreen.

Colour values

#1BB87A#1BB87A
HEX#1BB87A
RGBrgb(27, 184, 122)
RGB (0–1)0.1059, 0.7216, 0.4784
RGB percentages10.6%, 72.2%, 47.8%
HSLhsl(156.3, 74.4%, 41.4%)
HSV / HSBhsv(156.3, 85.3%, 72.2%)
CMYK85.3%, 0%, 33.7%, 27.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,816,698
CSS custom property--colour: #1BB87A;

Brightness & contrast

Relative luminance0.35919WCAG 2.x, 0 is black and 1 is white
Perceived brightness147.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 8.18:1
Contrast with white2.57:1WCAG normal text: Fail
Contrast with black8.18:1WCAG normal text: AAA
Greyscale equivalent#929292
Inverted#E44785

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#B6A976no red cones; affects about 1% of men; ΔE 50.2 from the original
Deuteranopia#A49C7Eno green cones; the most common form, about 1% of men; ΔE 50.8 from the original
Tritanopia#00B7A8no blue cones; rare, and affects men and women equally; ΔE 26.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.57:1WCAG large text: Fail
Contrast with black, large text8.18:1WCAG large text: AAA

Named colours

Medium seagreen · ΔE 5.7Sea green · ΔE 19.8Medium aquamarine · ΔE 21.2Light green · ΔE 26.4Aquamarine · ΔE 28.8Forest green · ΔE 29
Nearest named CSS colourMedium seagreen (#3CB371)ΔE 5.66, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#B81B59
Analogous#1BB82C, #1BA7B8
Triadic#7A1BB8, #B87A1B
Split complementary#B81BA8, #B82B1B
Tetradic#2B1BB8, #B81B59, #A8B81B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#ACF3D7
Lighter +30%#80ECC1
Lighter +20%#53E6AC
Lighter +10%#27DF96
Darker −10%#148C5D
Darker −20%#0E5F3F
Darker −30%#073322
Darker −40%#010604
More saturated +25%#01D280
Less saturated −25%#359E74

Channel breakdown

R27
G184
B122
Red27 (10.6%)
Green184 (72.2%)
Blue122 (47.8%)
Hue156.31°
Saturation (HSL)74.41%
Lightness41.37%
Dominant channelGreen
Hex per channelR 1B · G B8 · B 7A

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Every value on this page was computed from “1bb87a” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.