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Recognised as Colour

#004174

  • #004174
  • Blue
  • Dark
  • Nearest: Dark slateblue

#004174 is a blue with RGB values 0, 65, 116 and HSL 206°, 100%, 23%. It is a dark colour, so white text on it reaches 10.5:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#004174#004174
HEX#004174
RGBrgb(0, 65, 116)
RGB (0–1)0, 0.2549, 0.4549
RGB percentages0%, 25.5%, 45.5%
HSLhsl(206.4, 100%, 22.7%)
HSV / HSBhsv(206.4, 100%, 45.5%)
CMYK100%, 44%, 0%, 54.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer16,756
CSS custom property--colour: #004174;

Brightness & contrast

Relative luminance0.05042WCAG 2.x, 0 is black and 1 is white
Perceived brightness63.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 10.46:1
Contrast with white10.46:1WCAG normal text: AAA
Contrast with black2.01:1WCAG normal text: Fail
Greyscale equivalent#373737
Inverted#FFBE8B

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#274576no red cones; affects about 1% of men; ΔE 4.7 from the original
Deuteranopia#113B73no green cones; the most common form, about 1% of men; ΔE 5.7 from the original
Tritanopia#004D54no blue cones; rare, and affects men and women equally; ΔE 32 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text10.46:1WCAG large text: AAA
Contrast with black, large text2.01:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 24.5Steel blue · ΔE 26.7Midnight blue · ΔE 34.2Dark slate grey · ΔE 34.3Slate grey · ΔE 35.6Light slate grey · ΔE 37.6
Nearest named CSS colourDark slateblue (#483D8B)ΔE 24.5, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#743300
Analogous#00746D, #000774
Triadic#740041, #417400
Split complementary#740007, #746D00
Tetradic#6D0074, #743300, #077400

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#41ABFF
Lighter +30%#0E95FF
Lighter +20%#007ADA
Lighter +10%#005EA7
Darker −10%#002441
Darker −20%#00080E
Darker −30%#000000
Darker −40%#000000
More saturated +25%#004174
Less saturated −25%#0E3F66

Channel breakdown

R0
G65
B116
Red0 (0%)
Green65 (25.5%)
Blue116 (45.5%)
Hue206.38°
Saturation (HSL)100%
Lightness22.75%
Dominant channelBlue
Hex per channelR 00 · G 41 · B 74

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Every value on this page was computed from “hex 004174” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.