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Recognised as Colour

#133D49

  • #133D49
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#133D49 is a cyan with RGB values 19, 61, 73 and HSL 193°, 59%, 18%. It is a dark colour, so white text on it reaches 11.7:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#133D49#133D49
HEX#133D49
RGBrgb(19, 61, 73)
RGB (0–1)0.0745, 0.2392, 0.2863
RGB percentages7.5%, 23.9%, 28.6%
HSLhsl(193.3, 58.7%, 18%)
HSV / HSBhsv(193.3, 74%, 28.6%)
CMYK74%, 16.4%, 0%, 71.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,260,873
CSS custom property--colour: #133D49;

Brightness & contrast

Relative luminance0.03957WCAG 2.x, 0 is black and 1 is white
Perceived brightness53.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 11.72:1
Contrast with white11.72:1WCAG normal text: AAA
Contrast with black1.79:1WCAG normal text: Fail
Greyscale equivalent#353535
Inverted#ECC2B6

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#363B4Ano red cones; affects about 1% of men; ΔE 12 from the original
Deuteranopia#2E3649no green cones; the most common form, about 1% of men; ΔE 12.1 from the original
Tritanopia#004141no blue cones; rare, and affects men and women equally; ΔE 10.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text11.72:1WCAG large text: AAA
Contrast with black, large text1.79:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 11.2Dim grey · ΔE 25.9Black · ΔE 28.1Slate grey · ΔE 30.3Teal · ΔE 31.3Light slate grey · ΔE 33.3
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 11.17, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#491F13
Analogous#13493A, #132249
Triadic#49133D, #3D4913
Split complementary#491322, #493A13
Tetradic#3A1349, #491F13, #224913

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#55B7D3
Lighter +30%#33A2C2
Lighter +20%#28819A
Lighter +10%#1E5F71
Darker −10%#081B21
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#074355
Less saturated −25%#1F373D

Channel breakdown

R19
G61
B73
Red19 (7.5%)
Green61 (23.9%)
Blue73 (28.6%)
Hue193.33°
Saturation (HSL)58.7%
Lightness18.04%
Dominant channelBlue
Hex per channelR 13 · G 3D · B 49

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Every value on this page was computed from “133d49” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.