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Colour

#2964B4

  • #2964B4
  • Blue
  • Dark
  • Nearest: Cornflower blue

#2964B4 is a blue with RGB values 41, 100, 180 and HSL 215°, 63%, 43%. It is a dark colour, so white text on it reaches 5.9:1 contrast (AA for normal text). The nearest named colour is Cornflower blue.

Colour values

#2964B4#2964B4
HEX#2964B4
RGBrgb(41, 100, 180)
RGB (0–1)0.1608, 0.3922, 0.7059
RGB percentages16.1%, 39.2%, 70.6%
HSLhsl(214.5, 62.9%, 43.3%)
HSV / HSBhsv(214.5, 77.2%, 70.6%)
CMYK77.2%, 44.4%, 0%, 29.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,712,756
CSS custom property--colour: #2964B4;

Brightness & contrast

Relative luminance0.12881WCAG 2.x, 0 is black and 1 is white
Perceived brightness100.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.87:1
Contrast with white5.87:1WCAG normal text: AA
Contrast with black3.58:1WCAG normal text: Fail
Greyscale equivalent#5D5D5D
Inverted#D69B4B

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#3B6BB7no red cones; affects about 1% of men; ΔE 4.1 from the original
Deuteranopia#1F5FB2no green cones; the most common form, about 1% of men; ΔE 3 from the original
Tritanopia#007783no blue cones; rare, and affects men and women equally; ΔE 47 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.87:1WCAG large text: AAA
Contrast with black, large text3.58:1WCAG large text: AA

Named colours

Cornflower blue · ΔE 19.4Dark slateblue · ΔE 21Dodgerblue · ΔE 22.8Steel blue · ΔE 23.1Royal blue · ΔE 24.6Slate blue · ΔE 28.3
Nearest named CSS colourCornflower blue (#6495ED)ΔE 19.4, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#B47929
Analogous#29AAB4, #3329B4
Triadic#B42964, #64B429
Split complementary#B43429, #AAB429
Tetradic#B429AA, #B47929, #29B434

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#BAD0EF
Lighter +30%#90B5E6
Lighter +20%#6799DC
Lighter +10%#3D7DD3
Darker −10%#204D8A
Darker −20%#163661
Darker −30%#0D1F37
Darker −40%#03080E
More saturated +25%#0D60D0
Less saturated −25%#456898

Channel breakdown

R41
G100
B180
Red41 (16.1%)
Green100 (39.2%)
Blue180 (70.6%)
Hue214.53°
Saturation (HSL)62.9%
Lightness43.33%
Dominant channelBlue
Hex per channelR 29 · G 64 · B B4

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Every value on this page was computed from “2964b4” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.