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Recognised as Colour

#83B0BB

  • #83B0BB
  • Cyan
  • Dark
  • Nearest: Cadetblue

#83B0BB is a cyan with RGB values 131, 176, 187 and HSL 192°, 29%, 62%. It is a dark colour, so black text on it reaches 8.9:1 contrast (AAA for normal text). The nearest named colour is Cadetblue.

Colour values

#83B0BB#83B0BB
HEX#83B0BB
RGBrgb(131, 176, 187)
RGB (0–1)0.5137, 0.6902, 0.7333
RGB percentages51.4%, 69%, 73.3%
HSLhsl(191.8, 29.2%, 62.4%)
HSV / HSBhsv(191.8, 29.9%, 73.3%)
CMYK29.9%, 5.9%, 0%, 26.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer8,630,459
CSS custom property--colour: #83B0BB;

Brightness & contrast

Relative luminance0.39464WCAG 2.x, 0 is black and 1 is white
Perceived brightness165.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 8.89:1
Contrast with white2.36:1WCAG normal text: Fail
Contrast with black8.89:1WCAG normal text: AAA
Greyscale equivalent#A7A7A7
Inverted#7C4F44

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#A8ADBCno red cones; affects about 1% of men; ΔE 13.8 from the original
Deuteranopia#9EA6BBno green cones; the most common form, about 1% of men; ΔE 14 from the original
Tritanopia#70B5B3no blue cones; rare, and affects men and women equally; ΔE 10.9 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.36:1WCAG large text: Fail
Contrast with black, large text8.89:1WCAG large text: AAA

Named colours

Cadetblue · ΔE 11.2Light blue · ΔE 14.8Sky blue · ΔE 15Light steelblue · ΔE 15.2Dark grey · ΔE 16.2Light slate grey · ΔE 16.6
Nearest named CSS colourCadetblue (#5F9EA0)ΔE 11.24, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#BB8E83
Analogous#83BBAA, #8394BB
Triadic#BB83B0, #B0BB83
Split complementary#BB8394, #BBAA83
Tetradic#AA83BB, #BB8E83, #94BB83

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#E6EFF1
Lighter +20%#C5DADF
Lighter +10%#A4C5CD
Darker −10%#629BA9
Darker −20%#4D7F8C
Darker −30%#3A616B
Darker −40%#28434A
More saturated +25%#6BBFD3
Less saturated −25%#9BA1A3

Channel breakdown

R131
G176
B187
Red131 (51.4%)
Green176 (69%)
Blue187 (73.3%)
Hue191.79°
Saturation (HSL)29.17%
Lightness62.35%
Dominant channelBlue
Hex per channelR 83 · G B0 · B BB

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Every value on this page was computed from “83b0bb” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.