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Recognised as Colour

#11B7BA

  • #11B7BA
  • Cyan
  • Dark
  • Nearest: Light seagreen

#11B7BA is a cyan with RGB values 17, 183, 186 and HSL 181°, 83%, 40%. It is a dark colour, so black text on it reaches 8.5:1 contrast (AAA for normal text). The nearest named colour is Light seagreen.

Colour values

#11B7BA#11B7BA
HEX#11B7BA
RGBrgb(17, 183, 186)
RGB (0–1)0.0667, 0.7176, 0.7294
RGB percentages6.7%, 71.8%, 72.9%
HSLhsl(181.1, 83.3%, 39.8%)
HSV / HSBhsv(181.1, 90.9%, 72.9%)
CMYK90.9%, 1.6%, 0%, 27.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,161,146
CSS custom property--colour: #11B7BA;

Brightness & contrast

Relative luminance0.37531WCAG 2.x, 0 is black and 1 is white
Perceived brightness153.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 8.51:1
Contrast with white2.47:1WCAG normal text: Fail
Contrast with black8.51:1WCAG normal text: AAA
Greyscale equivalent#949494
Inverted#EE4845

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#A9AEBAno red cones; affects about 1% of men; ΔE 37.2 from the original
Deuteranopia#949EBBno green cones; the most common form, about 1% of men; ΔE 39 from the original
Tritanopia#00BEB8no blue cones; rare, and affects men and women equally; ΔE 6.3 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 text8.51:1WCAG large text: AAA

Named colours

Light seagreen · ΔE 6.5Dark turquoise · ΔE 8.7Medium turquoise · ΔE 10.1Dark cyan · ΔE 16.7Turquoise · ΔE 17.9Cadetblue · ΔE 18.2
Nearest named CSS colourLight seagreen (#20B2AA)ΔE 6.53, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#BA1411
Analogous#11BA68, #1163BA
Triadic#BA11B7, #B7BA11
Split complementary#BA1163, #BA6811
Tetradic#6811BA, #BA1411, #63BA11

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A1F5F6
Lighter +30%#72F0F2
Lighter +20%#43EBEE
Lighter +10%#15E5E9
Darker −10%#0D898B
Darker −20%#085B5D
Darker −30%#042D2E
Darker −40%#000000
More saturated +25%#00C7CB
Less saturated −25%#2A9FA1

Channel breakdown

R17
G183
B186
Red17 (6.7%)
Green183 (71.8%)
Blue186 (72.9%)
Hue181.07°
Saturation (HSL)83.25%
Lightness39.8%
Dominant channelBlue
Hex per channelR 11 · G B7 · B BA

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Every value on this page was computed from “11b7ba” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.