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Recognised as Colour

#31685F

  • #31685F
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#31685F is a cyan with RGB values 49, 104, 95 and HSL 170°, 36%, 30%. It is a dark colour, so white text on it reaches 6.4:1 contrast (AA for normal text). The nearest named colour is Dark slate grey.

Colour values

#31685F#31685F
HEX#31685F
RGBrgb(49, 104, 95)
RGB (0–1)0.1922, 0.4078, 0.3725
RGB percentages19.2%, 40.8%, 37.3%
HSLhsl(170.2, 35.9%, 30%)
HSV / HSBhsv(170.2, 52.9%, 40.8%)
CMYK52.9%, 0%, 8.7%, 59.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,237,983
CSS custom property--colour: #31685F;

Brightness & contrast

Relative luminance0.1138WCAG 2.x, 0 is black and 1 is white
Perceived brightness90 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.41:1
Contrast with white6.41:1WCAG normal text: AA
Contrast with black3.28:1WCAG normal text: Fail
Greyscale equivalent#5C5C5C
Inverted#CE97A0

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#64635Fno red cones; affects about 1% of men; ΔE 20.5 from the original
Deuteranopia#5B5C60no green cones; the most common form, about 1% of men; ΔE 21.2 from the original
Tritanopia#156A65no blue cones; rare, and affects men and women equally; ΔE 5.8 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text6.41:1WCAG large text: AAA
Contrast with black, large text3.28:1WCAG large text: AA

Named colours

Dark slate grey · ΔE 13Teal · ΔE 14Dark cyan · ΔE 17.8Dim grey · ΔE 21.1Cadetblue · ΔE 22.1Slate grey · ΔE 24.5
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 13.04, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#68313A
Analogous#316844, #315568
Triadic#5F3168, #685F31
Split complementary#683155, #684431
Tetradic#443168, #68313A, #556831

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#97CEC5
Lighter +30%#74BEB2
Lighter +20%#52AD9E
Lighter +10%#418B7F
Darker −10%#21453F
Darker −20%#102320
Darker −30%#000000
Darker −40%#000000
More saturated +25%#1E7B6C
Less saturated −25%#445552

Channel breakdown

R49
G104
B95
Red49 (19.2%)
Green104 (40.8%)
Blue95 (37.3%)
Hue170.18°
Saturation (HSL)35.95%
Lightness30%
Dominant channelGreen
Hex per channelR 31 · G 68 · B 5F

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Every value on this page was computed from “31685f” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.