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Colour

#04108A

  • #04108A
  • Blue
  • Dark
  • Nearest: Navy

#04108A is a blue with RGB values 4, 16, 138 and HSL 235°, 94%, 28%. It is a dark colour, so white text on it reaches 14.5:1 contrast (AAA for normal text). The nearest named colour is Navy.

Colour values

#04108A#04108A
HEX#04108A
RGBrgb(4, 16, 138)
RGB (0–1)0.0157, 0.0627, 0.5412
RGB percentages1.6%, 6.3%, 54.1%
HSLhsl(234.6, 94.4%, 27.8%)
HSV / HSBhsv(234.6, 97.1%, 54.1%)
CMYK97.1%, 88.4%, 0%, 45.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer266,378
CSS custom property--colour: #04108A;

Brightness & contrast

Relative luminance0.02231WCAG 2.x, 0 is black and 1 is white
Perceived brightness48.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 14.52:1
Contrast with white14.52:1WCAG normal text: AAA
Contrast with black1.45:1WCAG normal text: Fail
Greyscale equivalent#161616
Inverted#FBEF75

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#00308Dno red cones; affects about 1% of men; ΔE 22 from the original
Deuteranopia#002288no green cones; the most common form, about 1% of men; ΔE 12.9 from the original
Tritanopia#003A50no blue cones; rare, and affects men and women equally; ΔE 70.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text14.52:1WCAG large text: AAA
Contrast with black, large text1.45:1WCAG large text: Fail

Named colours

Navy · ΔE 4.9Dark blue · ΔE 7.4Indigo · ΔE 14.2Midnight blue · ΔE 19.9Rebecca purple · ΔE 24.1Slate blue · ΔE 30.7
Nearest named CSS colourNavy (#000080)ΔE 4.86, a close match
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#8A7E04
Analogous#04538A, #3B048A
Triadic#8A0410, #108A04
Split complementary#8A3B04, #538A04
Tetradic#8A0453, #8A7E04, #048A3B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#606DFA
Lighter +30%#2E40F9
Lighter +20%#071BED
Lighter +10%#0516BC
Darker −10%#030A58
Darker −20%#010527
Darker −30%#000000
Darker −40%#000000
More saturated +25%#000D8E
Less saturated −25%#161F78

Channel breakdown

R4
G16
B138
Red4 (1.6%)
Green16 (6.3%)
Blue138 (54.1%)
Hue234.63°
Saturation (HSL)94.37%
Lightness27.84%
Dominant channelBlue
Hex per channelR 04 · G 10 · B 8A

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Every value on this page was computed from “04108a” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.