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Colour

#00468B

  • #00468B
  • Blue
  • Dark
  • Nearest: Dark slateblue

#00468B is a blue with RGB values 0, 70, 139 and HSL 210°, 100%, 27%. It is a dark colour, so white text on it reaches 9.3:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#00468B#00468B
HEX#00468B
RGBrgb(0, 70, 139)
RGB (0–1)0, 0.2745, 0.5451
RGB percentages0%, 27.5%, 54.5%
HSLhsl(209.8, 100%, 27.3%)
HSV / HSBhsv(209.8, 100%, 54.5%)
CMYK100%, 49.6%, 0%, 45.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer18,059
CSS custom property--colour: #00468B;

Brightness & contrast

Relative luminance0.06244WCAG 2.x, 0 is black and 1 is white
Perceived brightness71.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 9.34:1
Contrast with white9.34:1WCAG normal text: AAA
Contrast with black2.25:1WCAG normal text: Fail
Greyscale equivalent#3C3C3C
Inverted#FFB974

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#1C4D8Eno red cones; affects about 1% of men; ΔE 4.3 from the original
Deuteranopia#00418Ano green cones; the most common form, about 1% of men; ΔE 4 from the original
Tritanopia#005761no blue cones; rare, and affects men and women equally; ΔE 42.2 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text9.34:1WCAG large text: AAA
Contrast with black, large text2.25:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 16.4Midnight blue · ΔE 26.9Steel blue · ΔE 28.7Cornflower blue · ΔE 32.4Royal blue · ΔE 32.6Rebecca purple · ΔE 33.5
Nearest named CSS colourDark slateblue (#483D8B)ΔE 16.43, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#8B4500
Analogous#008B8B, #00008B
Triadic#8B0046, #468B00
Split complementary#8B0000, #8B8B00
Tetradic#8B008B, #8B4500, #008B00

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#58ACFF
Lighter +30%#2593FF
Lighter +20%#0079F1
Lighter +10%#0060BE
Darker −10%#002C58
Darker −20%#001325
Darker −30%#000000
Darker −40%#000000
More saturated +25%#00468B
Less saturated −25%#11467A

Channel breakdown

R0
G70
B139
Red0 (0%)
Green70 (27.5%)
Blue139 (54.5%)
Hue209.78°
Saturation (HSL)100%
Lightness27.25%
Dominant channelBlue
Hex per channelR 00 · G 46 · B 8B

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Every value on this page was computed from “00468b” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.