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Colour

#0038AD

  • #0038AD
  • Blue
  • Dark
  • Nearest: Slate blue

#0038AD is a blue with RGB values 0, 56, 173 and HSL 221°, 100%, 34%. It is a dark colour, so white text on it reaches 9.7:1 contrast (AAA for normal text). The nearest named colour is Slate blue.

Colour values

#0038AD#0038AD
HEX#0038AD
RGBrgb(0, 56, 173)
RGB (0–1)0, 0.2196, 0.6784
RGB percentages0%, 22%, 67.8%
HSLhsl(220.6, 100%, 33.9%)
HSV / HSBhsv(220.6, 100%, 67.8%)
CMYK100%, 67.6%, 0%, 32.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer14,509
CSS custom property--colour: #0038AD;

Brightness & contrast

Relative luminance0.05845WCAG 2.x, 0 is black and 1 is white
Perceived brightness72.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 9.68:1
Contrast with white9.68:1WCAG normal text: AAA
Contrast with black2.17:1WCAG normal text: Fail
Greyscale equivalent#353535
Inverted#FFC752

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#004CB1no red cones; affects about 1% of men; ΔE 14.9 from the original
Deuteranopia#003DABno green cones; the most common form, about 1% of men; ΔE 5.2 from the original
Tritanopia#00586Dno blue cones; rare, and affects men and women equally; ΔE 67.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text9.68:1WCAG large text: AAA
Contrast with black, large text2.17:1WCAG large text: Fail

Named colours

Slate blue · ΔE 18.4Royal blue · ΔE 20.2Midnight blue · ΔE 21Rebecca purple · ΔE 21.3Navy · ΔE 21.3Dark blue · ΔE 22.3
Nearest named CSS colourSlate blue (#6A5ACD)ΔE 18.39, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#AD7500
Analogous#008FAD, #1E00AD
Triadic#AD0038, #38AD00
Split complementary#AD1E00, #8FAD00
Tetradic#AD008F, #AD7500, #00AD1E

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#7AA5FF
Lighter +30%#4783FF
Lighter +20%#1460FF
Lighter +10%#0049E0
Darker −10%#00277A
Darker −20%#001747
Darker −30%#000614
Darker −40%#000000
More saturated +25%#0038AD
Less saturated −25%#164097

Channel breakdown

R0
G56
B173
Red0 (0%)
Green56 (22%)
Blue173 (67.8%)
Hue220.58°
Saturation (HSL)100%
Lightness33.92%
Dominant channelBlue
Hex per channelR 00 · G 38 · B AD

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Every value on this page was computed from “0038ad” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.