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Colour

#2F5595

  • #2F5595
  • Blue
  • Dark
  • Nearest: Dark slateblue

#2F5595 is a blue with RGB values 47, 85, 149 and HSL 218°, 52%, 38%. It is a dark colour, so white text on it reaches 7.4:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#2F5595#2F5595
HEX#2F5595
RGBrgb(47, 85, 149)
RGB (0–1)0.1843, 0.3333, 0.5843
RGB percentages18.4%, 33.3%, 58.4%
HSLhsl(217.6, 52%, 38.4%)
HSV / HSBhsv(217.6, 68.5%, 58.4%)
CMYK68.5%, 43%, 0%, 41.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,102,101
CSS custom property--colour: #2F5595;

Brightness & contrast

Relative luminance0.09271WCAG 2.x, 0 is black and 1 is white
Perceived brightness86.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.36:1
Contrast with white7.36:1WCAG normal text: AAA
Contrast with black2.85:1WCAG normal text: Fail
Greyscale equivalent#525252
Inverted#D0AA6A

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#375B97no red cones; affects about 1% of men; ΔE 3.7 from the original
Deuteranopia#275194no green cones; the most common form, about 1% of men; ΔE 2.7 from the original
Tritanopia#00646Dno blue cones; rare, and affects men and women equally; ΔE 40.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text7.36:1WCAG large text: AAA
Contrast with black, large text2.85:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 18.7Steel blue · ΔE 21.5Cornflower blue · ΔE 27.4Midnight blue · ΔE 32.7Dodgerblue · ΔE 33.3Royal blue · ΔE 33.5
Nearest named CSS colourDark slateblue (#483D8B)ΔE 18.66, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#956F2F
Analogous#2F8895, #3C2F95
Triadic#952F55, #55952F
Split complementary#953C2F, #88952F
Tetradic#952F88, #956F2F, #2F953C

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#ABC1E5
Lighter +30%#85A4D8
Lighter +20%#5E87CC
Lighter +10%#3B6BBC
Darker −10%#233F6E
Darker −20%#172947
Darker −30%#0A1321
Darker −40%#000000
More saturated +25%#174FAE
Less saturated −25%#485B7D

Channel breakdown

R47
G85
B149
Red47 (18.4%)
Green85 (33.3%)
Blue149 (58.4%)
Hue217.65°
Saturation (HSL)52.04%
Lightness38.43%
Dominant channelBlue
Hex per channelR 2F · G 55 · B 95

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Every value on this page was computed from “2f5595” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.