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Recognised as Colour

#52B1B1

  • #52B1B1
  • Cyan
  • Dark
  • Nearest: Cadetblue

#52B1B1 is a cyan with RGB values 82, 177, 177 and HSL 180°, 38%, 51%. It is a dark colour, so black text on it reaches 8.3:1 contrast (AAA for normal text). The nearest named colour is Cadetblue.

Colour values

#52B1B1#52B1B1
HEX#52B1B1
RGBrgb(82, 177, 177)
RGB (0–1)0.3216, 0.6941, 0.6941
RGB percentages32.2%, 69.4%, 69.4%
HSLhsl(180, 37.8%, 50.8%)
HSV / HSBhsv(180, 53.7%, 69.4%)
CMYK53.7%, 0%, 0%, 30.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,419,441
CSS custom property--colour: #52B1B1;

Brightness & contrast

Relative luminance0.36412WCAG 2.x, 0 is black and 1 is white
Perceived brightness154.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 8.28:1
Contrast with white2.54:1WCAG normal text: Fail
Contrast with black8.28:1WCAG normal text: AAA
Greyscale equivalent#9D9D9D
Inverted#AD4E4E

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#A7A9B1no red cones; affects about 1% of men; ΔE 29.1 from the original
Deuteranopia#979EB2no green cones; the most common form, about 1% of men; ΔE 29.7 from the original
Tritanopia#00B6B1no blue cones; rare, and affects men and women equally; ΔE 11 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.54:1WCAG large text: Fail
Contrast with black, large text8.28:1WCAG large text: AAA

Named colours

Cadetblue · ΔE 10Light seagreen · ΔE 10Medium turquoise · ΔE 13.9Dark cyan · ΔE 14.9Dark turquoise · ΔE 15.7Teal · ΔE 18.6
Nearest named CSS colourCadetblue (#5F9EA0)ΔE 9.98, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#B15252
Analogous#52B182, #5282B1
Triadic#B152B1, #B1B152
Split complementary#B15282, #B18252
Tetradic#8252B1, #B15252, #82B152

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#DFF0F0
Lighter +30%#BBE1E1
Lighter +20%#98D1D1
Lighter +10%#75C1C1
Darker −10%#418F8F
Darker −20%#316C6C
Darker −30%#214949
Darker −40%#112626
More saturated +25%#33D0D0
Less saturated −25%#719292

Channel breakdown

R82
G177
B177
Red82 (32.2%)
Green177 (69.4%)
Blue177 (69.4%)
Hue180°
Saturation (HSL)37.85%
Lightness50.78%
Dominant channelGreen and Blue
Hex per channelR 52 · G B1 · B B1

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Every value on this page was computed from “52b1b1” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.