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Recognised as Colour

#137F87

  • #137F87
  • Cyan
  • Dark
  • Nearest: Teal

#137F87 is a cyan with RGB values 19, 127, 135 and HSL 184°, 75%, 30%. It is a dark colour, so white text on it reaches 4.8:1 contrast (AA for normal text). The nearest named colour is Teal.

Colour values

#137F87#137F87
HEX#137F87
RGBrgb(19, 127, 135)
RGB (0–1)0.0745, 0.498, 0.5294
RGB percentages7.5%, 49.8%, 52.9%
HSLhsl(184.1, 75.3%, 30.2%)
HSV / HSBhsv(184.1, 85.9%, 52.9%)
CMYK85.9%, 5.9%, 0%, 47.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,277,831
CSS custom property--colour: #137F87;

Brightness & contrast

Relative luminance0.17066WCAG 2.x, 0 is black and 1 is white
Perceived brightness108 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 4.76:1
Contrast with white4.76:1WCAG normal text: AA
Contrast with black4.41:1WCAG normal text: Fail
Greyscale equivalent#696969
Inverted#EC8078

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#747988no red cones; affects about 1% of men; ΔE 26.7 from the original
Deuteranopia#656E87no green cones; the most common form, about 1% of men; ΔE 27.6 from the original
Tritanopia#008581no blue cones; rare, and affects men and women equally; ΔE 8.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.76:1WCAG large text: AAA
Contrast with black, large text4.41:1WCAG large text: AA

Named colours

Teal · ΔE 5.6Dark cyan · ΔE 7.7Cadetblue · ΔE 14.7Light seagreen · ΔE 22.4Dark slate grey · ΔE 23.3Slate grey · ΔE 23.3
Nearest named CSS colourTeal (#008080)ΔE 5.59, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#871B13
Analogous#138755, #134587
Triadic#87137F, #7F8713
Split complementary#871345, #875513
Tetradic#551387, #871B13, #458713

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#7AE4EC
Lighter +30%#4DDBE6
Lighter +20%#20D2E0
Lighter +10%#19A9B4
Darker −10%#0D555A
Darker −20%#062B2E
Darker −30%#000101
Darker −40%#000000
More saturated +25%#008F9A
Less saturated −25%#266E74

Channel breakdown

R19
G127
B135
Red19 (7.5%)
Green127 (49.8%)
Blue135 (52.9%)
Hue184.14°
Saturation (HSL)75.32%
Lightness30.2%
Dominant channelBlue
Hex per channelR 13 · G 7F · B 87

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Every value on this page was computed from “137f87” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.