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Recognised as Colour

#2879BD

  • #2879BD
  • Blue
  • Dark
  • Nearest: Steel blue

#2879BD is a blue with RGB values 40, 121, 189 and HSL 207°, 65%, 45%. It is a dark colour, so white text on it reaches 4.6:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#2879BD#2879BD
HEX#2879BD
RGBrgb(40, 121, 189)
RGB (0–1)0.1569, 0.4745, 0.7412
RGB percentages15.7%, 47.5%, 74.1%
HSLhsl(207.4, 65.1%, 44.9%)
HSV / HSBhsv(207.4, 78.8%, 74.1%)
CMYK78.8%, 36%, 0%, 25.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,652,605
CSS custom property--colour: #2879BD;

Brightness & contrast

Relative luminance0.178WCAG 2.x, 0 is black and 1 is white
Perceived brightness114.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 4.61:1
Contrast with white4.61:1WCAG normal text: AA
Contrast with black4.56:1WCAG normal text: AA
Greyscale equivalent#6D6D6D
Inverted#D78642

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#597CC0no red cones; affects about 1% of men; ΔE 8.7 from the original
Deuteranopia#436FBCno green cones; the most common form, about 1% of men; ΔE 10.3 from the original
Tritanopia#008992no blue cones; rare, and affects men and women equally; ΔE 39.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.61:1WCAG large text: AAA
Contrast with black, large text4.56:1WCAG large text: AAA

Named colours

Steel blue · ΔE 11.5Cornflower blue · ΔE 17.2Dodgerblue · ΔE 25.3Deep skyblue · ΔE 29.2Dark slateblue · ΔE 32Light slate grey · ΔE 32.2
Nearest named CSS colourSteel blue (#4682B4)ΔE 11.5, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#BD6C28
Analogous#28BDB6, #282FBD
Triadic#BD2879, #79BD28
Split complementary#BD282F, #BDB628
Tetradic#B628BD, #BD6C28, #2FBD28

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#BFDBF2
Lighter +30%#95C3E9
Lighter +20%#6BABE0
Lighter +10%#4193D7
Darker −10%#1F5E93
Darker −20%#164369
Darker −30%#0D283F
Darker −40%#040D15
More saturated +25%#0B7BDA
Less saturated −25%#4577A0

Channel breakdown

R40
G121
B189
Red40 (15.7%)
Green121 (47.5%)
Blue189 (74.1%)
Hue207.38°
Saturation (HSL)65.07%
Lightness44.9%
Dominant channelBlue
Hex per channelR 28 · G 79 · B BD

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Every value on this page was computed from “2879bd” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.