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Recognised as Colour

#41737B

  • #41737B
  • Cyan
  • Dark
  • Nearest: Slate grey

#41737B is a cyan with RGB values 65, 115, 123 and HSL 188°, 31%, 37%. It is a dark colour, so white text on it reaches 5.3:1 contrast (AA for normal text). The nearest named colour is Slate grey.

Colour values

#41737B#41737B
HEX#41737B
RGBrgb(65, 115, 123)
RGB (0–1)0.2549, 0.451, 0.4824
RGB percentages25.5%, 45.1%, 48.2%
HSLhsl(188.3, 30.9%, 36.9%)
HSV / HSBhsv(188.3, 47.2%, 48.2%)
CMYK47.2%, 6.5%, 0%, 51.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,289,403
CSS custom property--colour: #41737B;

Brightness & contrast

Relative luminance0.14815WCAG 2.x, 0 is black and 1 is white
Perceived brightness103.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.3:1
Contrast with white5.3:1WCAG normal text: AA
Contrast with black3.96:1WCAG normal text: Fail
Greyscale equivalent#696969
Inverted#BE8C84

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#6B707Cno red cones; affects about 1% of men; ΔE 15.6 from the original
Deuteranopia#62687Bno green cones; the most common form, about 1% of men; ΔE 16.8 from the original
Tritanopia#247775no blue cones; rare, and affects men and women equally; ΔE 10.7 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text5.3:1WCAG large text: AAA
Contrast with black, large text3.96:1WCAG large text: AA

Named colours

Slate grey · ΔE 14.5Teal · ΔE 14.6Dark slate grey · ΔE 15.6Light slate grey · ΔE 16.3Cadetblue · ΔE 16.7Dark cyan · ΔE 17.5
Nearest named CSS colourSlate grey (#708090)ΔE 14.49, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#7B4941
Analogous#417B66, #41567B
Triadic#7B4173, #737B41
Split complementary#7B4156, #7B6641
Tetradic#66417B, #7B4941, #567B41

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B2D1D6
Lighter +30%#90BDC5
Lighter +20%#6FAAB3
Lighter +10%#53929C
Darker −10%#2F545A
Darker −20%#1E3538
Darker −30%#0C1517
Darker −40%#000000
More saturated +25%#298493
Less saturated −25%#596264

Channel breakdown

R65
G115
B123
Red65 (25.5%)
Green115 (45.1%)
Blue123 (48.2%)
Hue188.28°
Saturation (HSL)30.85%
Lightness36.86%
Dominant channelBlue
Hex per channelR 41 · G 73 · B 7B

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Every value on this page was computed from “41737b” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.