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Colour

#001042

  • #001042
  • Blue
  • Dark
  • Nearest: Midnight blue

#001042 is a blue with RGB values 0, 16, 66 and HSL 225°, 100%, 13%. It is a dark colour, so white text on it reaches 18.2:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#001042#001042
HEX#001042
RGBrgb(0, 16, 66)
RGB (0–1)0, 0.0627, 0.2588
RGB percentages0%, 6.3%, 25.9%
HSLhsl(225.5, 100%, 12.9%)
HSV / HSBhsv(225.5, 100%, 25.9%)
CMYK100%, 75.8%, 0%, 74.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,162
CSS custom property--colour: #001042;

Brightness & contrast

Relative luminance0.00764WCAG 2.x, 0 is black and 1 is white
Perceived brightness25.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 18.22:1
Contrast with white18.22:1WCAG normal text: AAA
Contrast with black1.15:1WCAG normal text: Fail
Greyscale equivalent#101010
Inverted#FFEFBD

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#001944no red cones; affects about 1% of men; ΔE 7.6 from the original
Deuteranopia#001241no green cones; the most common form, about 1% of men; ΔE 2.4 from the original
Tritanopia#001E27no blue cones; rare, and affects men and women equally; ΔE 34 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text18.22:1WCAG large text: AAA
Contrast with black, large text1.15:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 23.9Dark slateblue · ΔE 27.2Black · ΔE 37.8Rebecca purple · ΔE 39.4Indigo · ΔE 42.6Navy · ΔE 44.4
Nearest named CSS colourMidnight blue (#191970)ΔE 23.92, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#423200
Analogous#003142, #110042
Triadic#420010, #104200
Split complementary#421100, #314200
Tetradic#420031, #423200, #004211

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#0F49FF
Lighter +30%#0035DB
Lighter +20%#0029A8
Lighter +10%#001C75
Darker −10%#00040F
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#001042
Less saturated −25%#08143A

Channel breakdown

R0
G16
B66
Red0 (0%)
Green16 (6.3%)
Blue66 (25.9%)
Hue225.45°
Saturation (HSL)100%
Lightness12.94%
Dominant channelBlue
Hex per channelR 00 · G 10 · B 42

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Every value on this page was computed from “hex 001042” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.