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Recognised as Colour

#033174

  • #033174
  • Blue
  • Dark
  • Nearest: Dark slateblue

#033174 is a blue with RGB values 3, 49, 116 and HSL 216°, 95%, 23%. It is a dark colour, so white text on it reaches 12.4:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#033174#033174
HEX#033174
RGBrgb(3, 49, 116)
RGB (0–1)0.0118, 0.1922, 0.4549
RGB percentages1.2%, 19.2%, 45.5%
HSLhsl(215.6, 95%, 23.3%)
HSV / HSBhsv(215.6, 97.4%, 45.5%)
CMYK97.4%, 57.8%, 0%, 54.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer209,268
CSS custom property--colour: #033174;

Brightness & contrast

Relative luminance0.03477WCAG 2.x, 0 is black and 1 is white
Perceived brightness54.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 12.39:1
Contrast with white12.39:1WCAG normal text: AAA
Contrast with black1.7:1WCAG normal text: Fail
Greyscale equivalent#2C2C2C
Inverted#FCCE8B

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#003976no red cones; affects about 1% of men; ΔE 6.4 from the original
Deuteranopia#003073no green cones; the most common form, about 1% of men; ΔE 0.5 from the original
Tritanopia#00424Dno blue cones; rare, and affects men and women equally; ΔE 42 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text12.39:1WCAG large text: AAA
Contrast with black, large text1.7:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 14.4Midnight blue · ΔE 19.3Rebecca purple · ΔE 30.6Slate blue · ΔE 35.2Royal blue · ΔE 36.5Steel blue · ΔE 37.4
Nearest named CSS colourDark slateblue (#483D8B)ΔE 14.39, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#744603
Analogous#036974, #0E0374
Triadic#740331, #317403
Split complementary#740E03, #697403
Tetradic#740369, #744603, #03740E

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#4991FA
Lighter +30%#1773F9
Lighter +20%#065BD7
Lighter +10%#0446A6
Darker −10%#021C42
Darker −20%#000711
Darker −30%#000000
Darker −40%#000000
More saturated +25%#003077
Less saturated −25%#123465

Channel breakdown

R3
G49
B116
Red3 (1.2%)
Green49 (19.2%)
Blue116 (45.5%)
Hue215.58°
Saturation (HSL)94.96%
Lightness23.33%
Dominant channelBlue
Hex per channelR 03 · G 31 · B 74

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Every value on this page was computed from “hex 033174” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.