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Recognised as Colour

#2B8979

  • #2B8979
  • Cyan
  • Dark
  • Nearest: Dark cyan

#2B8979 is a cyan with RGB values 43, 137, 121 and HSL 170°, 52%, 35%. It is a dark colour, so black text on it reaches 5:1 contrast (AA for normal text). The nearest named colour is Dark cyan.

Colour values

#2B8979#2B8979
HEX#2B8979
RGBrgb(43, 137, 121)
RGB (0–1)0.1686, 0.5373, 0.4745
RGB percentages16.9%, 53.7%, 47.5%
HSLhsl(169.8, 52.2%, 35.3%)
HSV / HSBhsv(169.8, 68.6%, 53.7%)
CMYK68.6%, 0%, 11.7%, 46.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,853,241
CSS custom property--colour: #2B8979;

Brightness & contrast

Relative luminance0.19785WCAG 2.x, 0 is black and 1 is white
Perceived brightness115.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 4.96:1
Contrast with white4.24:1WCAG normal text: Fail
Contrast with black4.96:1WCAG normal text: AA
Greyscale equivalent#747474
Inverted#D47686

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#838178no red cones; affects about 1% of men; ΔE 30.6 from the original
Deuteranopia#76777Ano green cones; the most common form, about 1% of men; ΔE 31.5 from the original
Tritanopia#008B84no blue cones; rare, and affects men and women equally; ΔE 6.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.24:1WCAG large text: AA
Contrast with black, large text4.96:1WCAG large text: AAA

Named colours

Dark cyan · ΔE 9.7Teal · ΔE 10Cadetblue · ΔE 17Light seagreen · ΔE 17Sea green · ΔE 21.2Medium aquamarine · ΔE 26.3
Nearest named CSS colourDark cyan (#008B8B)ΔE 9.66, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#892B3B
Analogous#2B894A, #2B6A89
Triadic#792B89, #89792B
Split complementary#892B6A, #894A2B
Tetradic#4A2B89, #892B3B, #6A892B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#9FE1D6
Lighter +30%#78D5C5
Lighter +20%#51C9B4
Lighter +10%#37B09B
Darker −10%#1F6257
Darker −20%#133B34
Darker −30%#061512
Darker −40%#000000
More saturated +25%#14A088
Less saturated −25%#42736A

Channel breakdown

R43
G137
B121
Red43 (16.9%)
Green137 (53.7%)
Blue121 (47.5%)
Hue169.79°
Saturation (HSL)52.22%
Lightness35.29%
Dominant channelGreen
Hex per channelR 2B · G 89 · B 79

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Every value on this page was computed from “2b8979” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.