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Recognised as Colour

#31655E

  • #31655E
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#31655E is a cyan with RGB values 49, 101, 94 and HSL 172°, 35%, 29%. It is a dark colour, so white text on it reaches 6.7:1 contrast (AA for normal text). The nearest named colour is Dark slate grey.

Colour values

#31655E#31655E
HEX#31655E
RGBrgb(49, 101, 94)
RGB (0–1)0.1922, 0.3961, 0.3686
RGB percentages19.2%, 39.6%, 36.9%
HSLhsl(171.9, 34.7%, 29.4%)
HSV / HSBhsv(171.9, 51.5%, 39.6%)
CMYK51.5%, 0%, 6.9%, 60.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,237,214
CSS custom property--colour: #31655E;

Brightness & contrast

Relative luminance0.10768WCAG 2.x, 0 is black and 1 is white
Perceived brightness87.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.66:1
Contrast with white6.66:1WCAG normal text: AA
Contrast with black3.15:1WCAG normal text: Fail
Greyscale equivalent#595959
Inverted#CE9AA1

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#61605Eno red cones; affects about 1% of men; ΔE 19.5 from the original
Deuteranopia#585A5Fno green cones; the most common form, about 1% of men; ΔE 19.7 from the original
Tritanopia#176763no blue cones; rare, and affects men and women equally; ΔE 5.6 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text6.66:1WCAG large text: AAA
Contrast with black, large text3.15:1WCAG large text: AA

Named colours

Dark slate grey · ΔE 11.2Teal · ΔE 14.9Dark cyan · ΔE 18.9Dim grey · ΔE 20Cadetblue · ΔE 22.8Slate grey · ΔE 23.8
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 11.22, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#653138
Analogous#316544, #315265
Triadic#5E3165, #655E31
Split complementary#653152, #654431
Tetradic#443165, #653138, #526531

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#96CCC5
Lighter +30%#74BBB2
Lighter +20%#52AA9E
Lighter +10%#42877E
Darker −10%#20433E
Darker −20%#10201E
Darker −30%#000000
Darker −40%#000000
More saturated +25%#1E786C
Less saturated −25%#445250

Channel breakdown

R49
G101
B94
Red49 (19.2%)
Green101 (39.6%)
Blue94 (36.9%)
Hue171.92°
Saturation (HSL)34.67%
Lightness29.41%
Dominant channelGreen
Hex per channelR 31 · G 65 · B 5E

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Every value on this page was computed from “31655e” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.