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Colour

#040C4E

  • #040C4E
  • Blue
  • Dark
  • Nearest: Midnight blue

#040C4E is a blue with RGB values 4, 12, 78 and HSL 234°, 90%, 16%. It is a dark colour, so white text on it reaches 18:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#040C4E#040C4E
HEX#040C4E
RGBrgb(4, 12, 78)
RGB (0–1)0.0157, 0.0471, 0.3059
RGB percentages1.6%, 4.7%, 30.6%
HSLhsl(233.5, 90.2%, 16.1%)
HSV / HSBhsv(233.5, 94.9%, 30.6%)
CMYK94.9%, 84.6%, 0%, 69.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer265,294
CSS custom property--colour: #040C4E;

Brightness & contrast

Relative luminance0.00839WCAG 2.x, 0 is black and 1 is white
Perceived brightness28 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 17.98:1
Contrast with white17.98:1WCAG normal text: AAA
Contrast with black1.17:1WCAG normal text: Fail
Greyscale equivalent#0F0F0F
Inverted#FBF3B1

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#001A50no red cones; affects about 1% of men; ΔE 11.6 from the original
Deuteranopia#00134Dno green cones; the most common form, about 1% of men; ΔE 6.6 from the original
Tritanopia#00202Cno blue cones; rare, and affects men and women equally; ΔE 43.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text17.98:1WCAG large text: AAA
Contrast with black, large text1.17:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 13.8Dark slateblue · ΔE 23.3Rebecca purple · ΔE 31.5Indigo · ΔE 32Navy · ΔE 33.2Dark blue · ΔE 38.4
Nearest named CSS colourMidnight blue (#191970)ΔE 13.8, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#4E4604
Analogous#04314E, #21044E
Triadic#4E040C, #0C4E04
Split complementary#4E2104, #314E04
Tetradic#4E0431, #4E4604, #044E21

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#2A40F4
Lighter +30%#0B22E0
Lighter +20%#091BAF
Lighter +10%#06137F
Darker −10%#02051D
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#000952
Less saturated −25%#0E1444

Channel breakdown

R4
G12
B78
Red4 (1.6%)
Green12 (4.7%)
Blue78 (30.6%)
Hue233.51°
Saturation (HSL)90.24%
Lightness16.08%
Dominant channelBlue
Hex per channelR 04 · G 0C · B 4E

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Every value on this page was computed from “040c4e” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.