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Recognised as Colour

#2F5DA7

  • #2F5DA7
  • Blue
  • Dark
  • Nearest: Dark slateblue

#2F5DA7 is a blue with RGB values 47, 93, 167 and HSL 217°, 56%, 42%. It is a dark colour, so white text on it reaches 6.5:1 contrast (AA for normal text). The nearest named colour is Dark slateblue.

Colour values

#2F5DA7#2F5DA7
HEX#2F5DA7
RGBrgb(47, 93, 167)
RGB (0–1)0.1843, 0.3647, 0.6549
RGB percentages18.4%, 36.5%, 65.5%
HSLhsl(217, 56.1%, 42%)
HSV / HSBhsv(217, 71.9%, 65.5%)
CMYK71.9%, 44.3%, 0%, 34.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,104,167
CSS custom property--colour: #2F5DA7;

Brightness & contrast

Relative luminance0.11223WCAG 2.x, 0 is black and 1 is white
Perceived brightness94.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.47:1
Contrast with white6.47:1WCAG normal text: AA
Contrast with black3.24:1WCAG normal text: Fail
Greyscale equivalent#595959
Inverted#D0A258

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#3964AAno red cones; affects about 1% of men; ΔE 4 from the original
Deuteranopia#2359A5no green cones; the most common form, about 1% of men; ΔE 2.4 from the original
Tritanopia#006E7Ano blue cones; rare, and affects men and women equally; ΔE 43.9 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text6.47:1WCAG large text: AAA
Contrast with black, large text3.24:1WCAG large text: AA

Named colours

Dark slateblue · ΔE 18.5Cornflower blue · ΔE 22.5Steel blue · ΔE 22.5Dodgerblue · ΔE 27.1Royal blue · ΔE 27.5Slate blue · ΔE 29.7
Nearest named CSS colourDark slateblue (#483D8B)ΔE 18.55, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#A7792F
Analogous#2F99A7, #3D2FA7
Triadic#A72F5D, #5DA72F
Split complementary#A73D2F, #99A72F
Tetradic#A72F99, #A7792F, #2FA73D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B7CBEB
Lighter +30%#8FAEE0
Lighter +20%#6891D4
Lighter +10%#4074C9
Darker −10%#24477F
Darker −20%#193157
Darker −30%#0D1B30
Darker −40%#020408
More saturated +25%#1457C2
Less saturated −25%#4A638C

Channel breakdown

R47
G93
B167
Red47 (18.4%)
Green93 (36.5%)
Blue167 (65.5%)
Hue217°
Saturation (HSL)56.07%
Lightness41.96%
Dominant channelBlue
Hex per channelR 2F · G 5D · B A7

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Every value on this page was computed from “2f5da7” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.