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Recognised as Colour

#064081

  • #064081
  • Blue
  • Dark
  • Nearest: Dark slateblue

#064081 is a blue with RGB values 6, 64, 129 and HSL 212°, 91%, 26%. It is a dark colour, so white text on it reaches 10.2:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#064081#064081
HEX#064081
RGBrgb(6, 64, 129)
RGB (0–1)0.0235, 0.251, 0.5059
RGB percentages2.4%, 25.1%, 50.6%
HSLhsl(211.7, 91.1%, 26.5%)
HSV / HSBhsv(211.7, 95.3%, 50.6%)
CMYK95.3%, 50.4%, 0%, 49.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer409,729
CSS custom property--colour: #064081;

Brightness & contrast

Relative luminance0.0529WCAG 2.x, 0 is black and 1 is white
Perceived brightness65.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 10.2:1
Contrast with white10.2:1WCAG normal text: AAA
Contrast with black2.06:1WCAG normal text: Fail
Greyscale equivalent#383838
Inverted#F9BF7E

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#184783no red cones; affects about 1% of men; ΔE 4.8 from the original
Deuteranopia#003C80no green cones; the most common form, about 1% of men; ΔE 3 from the original
Tritanopia#00505Ano blue cones; rare, and affects men and women equally; ΔE 40.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text10.2:1WCAG large text: AAA
Contrast with black, large text2.06:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 16.5Midnight blue · ΔE 26Steel blue · ΔE 30Rebecca purple · ΔE 33.9Cornflower blue · ΔE 35.3Royal blue · ΔE 35.4
Nearest named CSS colourDark slateblue (#483D8B)ΔE 16.46, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#814706
Analogous#067D81, #0A0681
Triadic#810640, #408106
Split complementary#810906, #7E8106
Tetradic#81067D, #814706, #068109

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#5CA5F7
Lighter +30%#2B8AF5
Lighter +20%#0B70E2
Lighter +10%#0858B2
Darker −10%#042850
Darker −20%#011020
Darker −30%#000000
Darker −40%#000000
More saturated +25%#004087
Less saturated −25%#174170

Channel breakdown

R6
G64
B129
Red6 (2.4%)
Green64 (25.1%)
Blue129 (50.6%)
Hue211.71°
Saturation (HSL)91.11%
Lightness26.47%
Dominant channelBlue
Hex per channelR 06 · G 40 · B 81

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Every value on this page was computed from “hex 064081” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.