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Colour

#003A69

  • #003A69
  • Blue
  • Dark
  • Nearest: Dark slateblue

#003A69 is a blue with RGB values 0, 58, 105 and HSL 207°, 100%, 21%. It is a dark colour, so white text on it reaches 11.6:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#003A69#003A69
HEX#003A69
RGBrgb(0, 58, 105)
RGB (0–1)0, 0.2275, 0.4118
RGB percentages0%, 22.7%, 41.2%
HSLhsl(206.9, 100%, 20.6%)
HSV / HSBhsv(206.9, 100%, 41.2%)
CMYK100%, 44.8%, 0%, 58.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer14,953
CSS custom property--colour: #003A69;

Brightness & contrast

Relative luminance0.04046WCAG 2.x, 0 is black and 1 is white
Perceived brightness56.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 11.61:1
Contrast with white11.61:1WCAG normal text: AAA
Contrast with black1.81:1WCAG normal text: Fail
Greyscale equivalent#313131
Inverted#FFC596

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#213D6Bno red cones; affects about 1% of men; ΔE 4.1 from the original
Deuteranopia#0E3568no green cones; the most common form, about 1% of men; ΔE 4.8 from the original
Tritanopia#00454Cno blue cones; rare, and affects men and women equally; ΔE 29.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text11.61:1WCAG large text: AAA
Contrast with black, large text1.81:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 25.9Steel blue · ΔE 29.5Dark slate grey · ΔE 32.9Midnight blue · ΔE 34.4Slate grey · ΔE 36.5Dim grey · ΔE 38.3
Nearest named CSS colourDark slateblue (#483D8B)ΔE 25.93, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#692F00
Analogous#006964, #000569
Triadic#69003A, #3A6900
Split complementary#690005, #696400
Tetradic#640069, #692F00, #056900

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#36A5FF
Lighter +30%#038EFF
Lighter +20%#0072CF
Lighter +10%#00569C
Darker −10%#001E36
Darker −20%#000203
Darker −30%#000000
Darker −40%#000000
More saturated +25%#003A69
Less saturated −25%#0D395C

Channel breakdown

R0
G58
B105
Red0 (0%)
Green58 (22.7%)
Blue105 (41.2%)
Hue206.86°
Saturation (HSL)100%
Lightness20.59%
Dominant channelBlue
Hex per channelR 00 · G 3A · B 69

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Every value on this page was computed from “003a69” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.