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Recognised as Colour

#2BB8BB

  • #2BB8BB
  • Cyan
  • Dark
  • Nearest: Light seagreen

#2BB8BB is a cyan with RGB values 43, 184, 187 and HSL 181°, 63%, 45%. It is a dark colour, so black text on it reaches 8.7:1 contrast (AAA for normal text). The nearest named colour is Light seagreen.

Colour values

#2BB8BB#2BB8BB
HEX#2BB8BB
RGBrgb(43, 184, 187)
RGB (0–1)0.1686, 0.7216, 0.7333
RGB percentages16.9%, 72.2%, 73.3%
HSLhsl(181.2, 62.6%, 45.1%)
HSV / HSBhsv(181.2, 77%, 73.3%)
CMYK77%, 1.6%, 0%, 26.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,865,339
CSS custom property--colour: #2BB8BB;

Brightness & contrast

Relative luminance0.38382WCAG 2.x, 0 is black and 1 is white
Perceived brightness156.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 8.68:1
Contrast with white2.42:1WCAG normal text: Fail
Contrast with black8.68:1WCAG normal text: AAA
Greyscale equivalent#9A9A9A
Inverted#D44744

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#ABAFBBno red cones; affects about 1% of men; ΔE 35.8 from the original
Deuteranopia#97A0BCno green cones; the most common form, about 1% of men; ΔE 37.3 from the original
Tritanopia#00BEB9no blue cones; rare, and affects men and women equally; ΔE 6.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.42:1WCAG large text: Fail
Contrast with black, large text8.68:1WCAG large text: AAA

Named colours

Light seagreen · ΔE 7Dark turquoise · ΔE 9.2Medium turquoise · ΔE 9.8Dark cyan · ΔE 16.8Cadetblue · ΔE 16.9Turquoise · ΔE 18.1
Nearest named CSS colourLight seagreen (#20B2AA)ΔE 6.98, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#BB2E2B
Analogous#2BBB76, #2B70BB
Triadic#BB2BB8, #B8BB2B
Split complementary#BB2B70, #BB762B
Tetradic#762BBB, #BB2E2B, #70BB2B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C1F0F1
Lighter +30%#98E6E7
Lighter +20%#6EDBDE
Lighter +10%#45D1D4
Darker −10%#218F92
Darker −20%#186668
Darker −30%#0E3E3F
Darker −40%#051515
More saturated +25%#0ED4D8
Less saturated −25%#489C9E

Channel breakdown

R43
G184
B187
Red43 (16.9%)
Green184 (72.2%)
Blue187 (73.3%)
Hue181.25°
Saturation (HSL)62.61%
Lightness45.1%
Dominant channelBlue
Hex per channelR 2B · G B8 · B BB

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Every value on this page was computed from “2bb8bb” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.