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Colour

#003AB6

  • #003AB6
  • Blue
  • Dark
  • Nearest: Slate blue

#003AB6 is a blue with RGB values 0, 58, 182 and HSL 221°, 100%, 36%. It is a dark colour, so white text on it reaches 9.2:1 contrast (AAA for normal text). The nearest named colour is Slate blue.

Colour values

#003AB6#003AB6
HEX#003AB6
RGBrgb(0, 58, 182)
RGB (0–1)0, 0.2275, 0.7137
RGB percentages0%, 22.7%, 71.4%
HSLhsl(220.9, 100%, 35.7%)
HSV / HSBhsv(220.9, 100%, 71.4%)
CMYK100%, 68.1%, 0%, 28.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer15,030
CSS custom property--colour: #003AB6;

Brightness & contrast

Relative luminance0.06404WCAG 2.x, 0 is black and 1 is white
Perceived brightness75.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 9.21:1
Contrast with white9.21:1WCAG normal text: AAA
Contrast with black2.28:1WCAG normal text: Fail
Greyscale equivalent#373737
Inverted#FFC549

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0050BAno red cones; affects about 1% of men; ΔE 16.4 from the original
Deuteranopia#0040B4no green cones; the most common form, about 1% of men; ΔE 6 from the original
Tritanopia#005D73no blue cones; rare, and affects men and women equally; ΔE 71.2 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text9.21:1WCAG large text: AAA
Contrast with black, large text2.28:1WCAG large text: Fail

Named colours

Slate blue · ΔE 18.6Royal blue · ΔE 20.1Navy · ΔE 21.5Dark blue · ΔE 21.5Medium slateblue · ΔE 22.7Rebecca purple · ΔE 23.1
Nearest named CSS colourSlate blue (#6A5ACD)ΔE 18.64, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#B67C00
Analogous#0095B6, #2100B6
Triadic#B6003A, #3AB600
Split complementary#B62100, #95B600
Tetradic#B60095, #B67C00, #00B621

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#83ABFF
Lighter +30%#5088FF
Lighter +20%#1D65FF
Lighter +10%#004AE9
Darker −10%#002A83
Darker −20%#001950
Darker −30%#00091D
Darker −40%#000000
More saturated +25%#003AB6
Less saturated −25%#17429F

Channel breakdown

R0
G58
B182
Red0 (0%)
Green58 (22.7%)
Blue182 (71.4%)
Hue220.88°
Saturation (HSL)100%
Lightness35.69%
Dominant channelBlue
Hex per channelR 00 · G 3A · B B6

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Every value on this page was computed from “003ab6” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.