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Recognised as Colour

#3F5249

  • #3F5249
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#3F5249 is a cyan with RGB values 63, 82, 73 and HSL 152°, 13%, 28%. It is a dark colour, so white text on it reaches 8.4:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#3F5249#3F5249
HEX#3F5249
RGBrgb(63, 82, 73)
RGB (0–1)0.2471, 0.3216, 0.2863
RGB percentages24.7%, 32.2%, 28.6%
HSLhsl(151.6, 13.1%, 28.4%)
HSV / HSBhsv(151.6, 23.2%, 32.2%)
CMYK23.2%, 0%, 11%, 67.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,149,833
CSS custom property--colour: #3F5249;

Brightness & contrast

Relative luminance0.07572WCAG 2.x, 0 is black and 1 is white
Perceived brightness75.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.35:1
Contrast with white8.35:1WCAG normal text: AAA
Contrast with black2.51:1WCAG normal text: Fail
Greyscale equivalent#4D4D4D
Inverted#C0ADB6

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#514F49no red cones; affects about 1% of men; ΔE 9.2 from the original
Deuteranopia#4E4D4Ano green cones; the most common form, about 1% of men; ΔE 9.3 from the original
Tritanopia#3B524Fno blue cones; rare, and affects men and women equally; ΔE 4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text8.35:1WCAG large text: AAA
Contrast with black, large text2.51:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 7.2Dim grey · ΔE 15.1Gray · ΔE 22.8Slate grey · ΔE 25Teal · ΔE 27.1Light slate grey · ΔE 27.7
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 7.19, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#523F48
Analogous#3F523F, #3F5252
Triadic#493F52, #52493F
Split complementary#523F52, #523F3F
Tetradic#3F3F52, #523F48, #52523F

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A4B9AF
Lighter +30%#87A396
Lighter +20%#6B8C7C
Lighter +10%#556F63
Darker −10%#29352F
Darker −20%#131816
Darker −30%#000000
Darker −40%#000000
More saturated +25%#2D644A
Less saturated −25%#494949

Channel breakdown

R63
G82
B73
Red63 (24.7%)
Green82 (32.2%)
Blue73 (28.6%)
Hue151.58°
Saturation (HSL)13.1%
Lightness28.43%
Dominant channelGreen
Hex per channelR 3F · G 52 · B 49

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Every value on this page was computed from “3f5249” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.