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Recognised as Colour

#19BB8A

  • #19BB8A
  • Cyan
  • Dark
  • Nearest: Medium seagreen

#19BB8A is a cyan with RGB values 25, 187, 138 and HSL 162°, 76%, 42%. It is a dark colour, so black text on it reaches 8.5:1 contrast (AAA for normal text). The nearest named colour is Medium seagreen.

Colour values

#19BB8A#19BB8A
HEX#19BB8A
RGBrgb(25, 187, 138)
RGB (0–1)0.098, 0.7333, 0.5412
RGB percentages9.8%, 73.3%, 54.1%
HSLhsl(161.9, 76.4%, 41.6%)
HSV / HSBhsv(161.9, 86.6%, 73.3%)
CMYK86.6%, 0%, 26.2%, 26.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,686,410
CSS custom property--colour: #19BB8A;

Brightness & contrast

Relative luminance0.37582WCAG 2.x, 0 is black and 1 is white
Perceived brightness151.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 8.52:1
Contrast with white2.47:1WCAG normal text: Fail
Contrast with black8.52:1WCAG normal text: AAA
Greyscale equivalent#959595
Inverted#E64475

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#B7AD87no red cones; affects about 1% of men; ΔE 48.4 from the original
Deuteranopia#A49F8Dno green cones; the most common form, about 1% of men; ΔE 49.2 from the original
Tritanopia#00BBAEno blue cones; rare, and affects men and women equally; ΔE 20.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.47:1WCAG large text: Fail
Contrast with black, large text8.52:1WCAG large text: AAA

Named colours

Medium seagreen · ΔE 10.7Medium aquamarine · ΔE 15.5Sea green · ΔE 20.3Turquoise · ΔE 23.4Light seagreen · ΔE 24.2Aquamarine · ΔE 25.2
Nearest named CSS colourMedium seagreen (#3CB371)ΔE 10.74, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#BB194A
Analogous#19BB39, #199BBB
Triadic#8A19BB, #BB8A19
Split complementary#BB199B, #BB3919
Tetradic#3919BB, #BB194A, #9BBB19

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#ACF4DE
Lighter +30%#7FEECC
Lighter +20%#52E8BB
Lighter +10%#25E2A9
Darker −10%#138E69
Darker −20%#0D6148
Darker −30%#073426
Darker −40%#010705
More saturated +25%#00D494
Less saturated −25%#34A180

Channel breakdown

R25
G187
B138
Red25 (9.8%)
Green187 (73.3%)
Blue138 (54.1%)
Hue161.85°
Saturation (HSL)76.42%
Lightness41.57%
Dominant channelGreen
Hex per channelR 19 · G BB · B 8A

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Every value on this page was computed from “19bb8a” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.