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Recognised as Colour

#001842

  • #001842
  • Blue
  • Dark
  • Nearest: Dark slateblue

#001842 is a blue with RGB values 0, 24, 66 and HSL 218°, 100%, 13%. It is a dark colour, so white text on it reaches 17.4:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#001842#001842
HEX#001842
RGBrgb(0, 24, 66)
RGB (0–1)0, 0.0941, 0.2588
RGB percentages0%, 9.4%, 25.9%
HSLhsl(218.2, 100%, 12.9%)
HSV / HSBhsv(218.2, 100%, 25.9%)
CMYK100%, 63.6%, 0%, 74.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,210
CSS custom property--colour: #001842;

Brightness & contrast

Relative luminance0.01047WCAG 2.x, 0 is black and 1 is white
Perceived brightness28.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 17.37:1
Contrast with white17.37:1WCAG normal text: AAA
Contrast with black1.21:1WCAG normal text: Fail
Greyscale equivalent#161616
Inverted#FFE7BD

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#001D43no red cones; affects about 1% of men; ΔE 4.5 from the original
Deuteranopia#001741no green cones; the most common form, about 1% of men; ΔE 0.5 from the original
Tritanopia#00232Ano blue cones; rare, and affects men and women equally; ΔE 29 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text17.37:1WCAG large text: AAA
Contrast with black, large text1.21:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 29.5Midnight blue · ΔE 30.1Black · ΔE 32.4Dark slate grey · ΔE 40.3Rebecca purple · ΔE 43.9Steel blue · ΔE 45.6
Nearest named CSS colourDark slateblue (#483D8B)ΔE 29.45, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#422A00
Analogous#003942, #090042
Triadic#420018, #184200
Split complementary#420900, #394200
Tetradic#420039, #422A00, #004209

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#0F66FF
Lighter +30%#0050DB
Lighter +20%#003DA8
Lighter +10%#002B75
Darker −10%#00050F
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#001842
Less saturated −25%#081A3A

Channel breakdown

R0
G24
B66
Red0 (0%)
Green24 (9.4%)
Blue66 (25.9%)
Hue218.18°
Saturation (HSL)100%
Lightness12.94%
Dominant channelBlue
Hex per channelR 00 · G 18 · B 42

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Every value on this page was computed from “hex 001842” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.