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Recognised as Colour

#2F5F68

  • #2F5F68
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#2F5F68 is a cyan with RGB values 47, 95, 104 and HSL 189°, 38%, 30%. It is a dark colour, so white text on it reaches 7.1:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#2F5F68#2F5F68
HEX#2F5F68
RGBrgb(47, 95, 104)
RGB (0–1)0.1843, 0.3725, 0.4078
RGB percentages18.4%, 37.3%, 40.8%
HSLhsl(189.5, 37.7%, 29.6%)
HSV / HSBhsv(189.5, 54.8%, 40.8%)
CMYK54.8%, 8.7%, 0%, 59.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,104,616
CSS custom property--colour: #2F5F68;

Brightness & contrast

Relative luminance0.09788WCAG 2.x, 0 is black and 1 is white
Perceived brightness84.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.1:1
Contrast with white7.1:1WCAG normal text: AAA
Contrast with black2.96:1WCAG normal text: Fail
Greyscale equivalent#555555
Inverted#D0A097

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#575C69no red cones; affects about 1% of men; ΔE 14.8 from the original
Deuteranopia#4F5568no green cones; the most common form, about 1% of men; ΔE 15.9 from the original
Tritanopia#076362no blue cones; rare, and affects men and women equally; ΔE 11 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text7.1:1WCAG large text: AAA
Contrast with black, large text2.96:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 9.1Dim grey · ΔE 18.3Teal · ΔE 18.8Slate grey · ΔE 19.1Light slate grey · ΔE 21.6Dark cyan · ΔE 22.6
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 9.1, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#68382F
Analogous#2F6855, #2F4268
Triadic#682F5F, #5F682F
Split complementary#682F42, #68552F
Tetradic#552F68, #68382F, #42682F

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#94C6CF
Lighter +30%#71B3BF
Lighter +20%#4F9FAE
Lighter +10%#3F7F8B
Darker −10%#1F3F45
Darker −20%#0F1F22
Darker −30%#000000
Darker −40%#000000
More saturated +25%#1C6C7B
Less saturated −25%#425255

Channel breakdown

R47
G95
B104
Red47 (18.4%)
Green95 (37.3%)
Blue104 (40.8%)
Hue189.47°
Saturation (HSL)37.75%
Lightness29.61%
Dominant channelBlue
Hex per channelR 2F · G 5F · B 68

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Every value on this page was computed from “2f5f68” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.