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Colour

#137A80

  • #137A80
  • Cyan
  • Dark
  • Nearest: Teal

#137A80 is a cyan with RGB values 19, 122, 128 and HSL 183°, 74%, 29%. It is a dark colour, so white text on it reaches 5.1:1 contrast (AA for normal text). The nearest named colour is Teal.

Colour values

#137A80#137A80
HEX#137A80
RGBrgb(19, 122, 128)
RGB (0–1)0.0745, 0.4784, 0.502
RGB percentages7.5%, 47.8%, 50.2%
HSLhsl(183.3, 74.1%, 28.8%)
HSV / HSBhsv(183.3, 85.2%, 50.2%)
CMYK85.2%, 4.7%, 0%, 49.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,276,544
CSS custom property--colour: #137A80;

Brightness & contrast

Relative luminance0.15616WCAG 2.x, 0 is black and 1 is white
Perceived brightness103.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.09:1
Contrast with white5.09:1WCAG normal text: AA
Contrast with black4.12:1WCAG normal text: Fail
Greyscale equivalent#656565
Inverted#EC857F

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#707481no red cones; affects about 1% of men; ΔE 26.3 from the original
Deuteranopia#616A80no green cones; the most common form, about 1% of men; ΔE 26.6 from the original
Tritanopia#007F7Cno 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 text5.09:1WCAG large text: AAA
Contrast with black, large text4.12:1WCAG large text: AA

Named colours

Teal · ΔE 5.3Dark cyan · ΔE 8.5Cadetblue · ΔE 16Dark slate grey · ΔE 21.3Slate grey · ΔE 23.4Light seagreen · ΔE 23.7
Nearest named CSS colourTeal (#008080)ΔE 5.26, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#801913
Analogous#138050, #134380
Triadic#80137A, #7A8013
Split complementary#801343, #805013
Tetradic#501380, #801913, #438013

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#75E4EA
Lighter +30%#48DBE4
Lighter +20%#20CFD9
Lighter +10%#1AA4AC
Darker −10%#0C5054
Darker −20%#062527
Darker −30%#000000
Darker −40%#000000
More saturated +25%#018A92
Less saturated −25%#256A6E

Channel breakdown

R19
G122
B128
Red19 (7.5%)
Green122 (47.8%)
Blue128 (50.2%)
Hue183.3°
Saturation (HSL)74.15%
Lightness28.82%
Dominant channelBlue
Hex per channelR 13 · G 7A · B 80

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Every value on this page was computed from “137a80” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.