Nerdulator> put something in

Recognised as Colour

#1822AA

  • #1822AA
  • Blue
  • Dark
  • Nearest: Dark blue

#1822AA is a blue with RGB values 24, 34, 170 and HSL 236°, 75%, 38%. It is a dark colour, so white text on it reaches 11.4:1 contrast (AAA for normal text). The nearest named colour is Dark blue.

Colour values

#1822AA#1822AA
HEX#1822AA
RGBrgb(24, 34, 170)
RGB (0–1)0.0941, 0.1333, 0.6667
RGB percentages9.4%, 13.3%, 66.7%
HSLhsl(235.9, 75.3%, 38%)
HSV / HSBhsv(235.9, 85.9%, 66.7%)
CMYK85.9%, 80%, 0%, 33.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,581,738
CSS custom property--colour: #1822AA;

Brightness & contrast

Relative luminance0.04241WCAG 2.x, 0 is black and 1 is white
Perceived brightness64.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 11.36:1
Contrast with white11.36:1WCAG normal text: AAA
Contrast with black1.85:1WCAG normal text: Fail
Greyscale equivalent#2A2A2A
Inverted#E7DD55

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0041AEno red cones; affects about 1% of men; ΔE 22 from the original
Deuteranopia#0032A8no green cones; the most common form, about 1% of men; ΔE 12.7 from the original
Tritanopia#004D66no blue cones; rare, and affects men and women equally; ΔE 77 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text11.36:1WCAG large text: AAA
Contrast with black, large text1.85:1WCAG large text: Fail

Named colours

Dark blue · ΔE 10.8Navy · ΔE 13.4Indigo · ΔE 19.4Rebecca purple · ΔE 26.1Slate blue · ΔE 27.2Midnight blue · ΔE 27.9
Nearest named CSS colourDark blue (#00008B)ΔE 10.81, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#AAA018
Analogous#186BAA, #5718AA
Triadic#AA1822, #22AA18
Split complementary#AA5718, #6BAA18
Tetradic#AA186B, #AAA018, #18AA57

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#9DA3F1
Lighter +30%#7079EB
Lighter +20%#434FE5
Lighter +10%#1E2BD7
Darker −10%#12197D
Darker −20%#0B1051
Darker −30%#050724
Darker −40%#000000
More saturated +25%#000DC2
Less saturated −25%#303792

Channel breakdown

R24
G34
B170
Red24 (9.4%)
Green34 (13.3%)
Blue170 (66.7%)
Hue235.89°
Saturation (HSL)75.26%
Lightness38.04%
Dominant channelBlue
Hex per channelR 18 · G 22 · B AA

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

Nerdulate something else

Nothing in mind? Surprise me · today’s page

Every value on this page was computed from “1822aa” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.