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Colour

#2B4F95

  • #2B4F95
  • Blue
  • Dark
  • Nearest: Dark slateblue

#2B4F95 is a blue with RGB values 43, 79, 149 and HSL 220°, 55%, 38%. It is a dark colour, so white text on it reaches 7.9:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#2B4F95#2B4F95
HEX#2B4F95
RGBrgb(43, 79, 149)
RGB (0–1)0.1686, 0.3098, 0.5843
RGB percentages16.9%, 31%, 58.4%
HSLhsl(219.6, 55.2%, 37.6%)
HSV / HSBhsv(219.6, 71.1%, 58.4%)
CMYK71.1%, 47%, 0%, 41.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,838,421
CSS custom property--colour: #2B4F95;

Brightness & contrast

Relative luminance0.08275WCAG 2.x, 0 is black and 1 is white
Perceived brightness82.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.91:1
Contrast with white7.91:1WCAG normal text: AAA
Contrast with black2.66:1WCAG normal text: Fail
Greyscale equivalent#4C4C4C
Inverted#D4B06A

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#2B5698no red cones; affects about 1% of men; ΔE 4.5 from the original
Deuteranopia#154D94no green cones; the most common form, about 1% of men; ΔE 2.8 from the original
Tritanopia#005F6Ano blue cones; rare, and affects men and women equally; ΔE 42.9 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text7.91:1WCAG large text: AAA
Contrast with black, large text2.66:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 14.7Steel blue · ΔE 26Midnight blue · ΔE 28.2Cornflower blue · ΔE 28.4Royal blue · ΔE 30.2Slate blue · ΔE 30.7
Nearest named CSS colourDark slateblue (#483D8B)ΔE 14.71, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#95712B
Analogous#2B8495, #3C2B95
Triadic#952B4F, #4F952B
Split complementary#953C2B, #84952B
Tetradic#952B84, #95712B, #2B953C

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A7BCE5
Lighter +30%#7F9EDA
Lighter +20%#5780CF
Lighter +10%#3664BD
Darker −10%#203A6D
Darker −20%#142546
Darker −30%#09101E
Darker −40%#000000
More saturated +25%#1347AD
Less saturated −25%#43577D

Channel breakdown

R43
G79
B149
Red43 (16.9%)
Green79 (31%)
Blue149 (58.4%)
Hue219.62°
Saturation (HSL)55.21%
Lightness37.65%
Dominant channelBlue
Hex per channelR 2B · G 4F · B 95

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Every value on this page was computed from “2b4f95” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.