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Recognised as Colour

#031753

  • #031753
  • Blue
  • Dark
  • Nearest: Midnight blue

#031753 is a blue with RGB values 3, 23, 83 and HSL 225°, 93%, 17%. It is a dark colour, so white text on it reaches 16.8:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#031753#031753
HEX#031753
RGBrgb(3, 23, 83)
RGB (0–1)0.0118, 0.0902, 0.3255
RGB percentages1.2%, 9%, 32.5%
HSLhsl(225, 93%, 16.9%)
HSV / HSBhsv(225, 96.4%, 32.5%)
CMYK96.4%, 72.3%, 0%, 67.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer202,579
CSS custom property--colour: #031753;

Brightness & contrast

Relative luminance0.01257WCAG 2.x, 0 is black and 1 is white
Perceived brightness33.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 16.78:1
Contrast with white16.78:1WCAG normal text: AAA
Contrast with black1.25:1WCAG normal text: Fail
Greyscale equivalent#171717
Inverted#FCE8AC

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#002155no red cones; affects about 1% of men; ΔE 8.6 from the original
Deuteranopia#001A52no green cones; the most common form, about 1% of men; ΔE 3.6 from the original
Tritanopia#002732no blue cones; rare, and affects men and women equally; ΔE 39.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text16.78:1WCAG large text: AAA
Contrast with black, large text1.25:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 17.2Dark slateblue · ΔE 21.2Rebecca purple · ΔE 33.2Indigo · ΔE 36.7Navy · ΔE 38.4Slate blue · ΔE 42.8
Nearest named CSS colourMidnight blue (#191970)ΔE 17.22, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#533F03
Analogous#033F53, #170353
Triadic#530317, #175303
Split complementary#531703, #3F5303
Tetradic#53033F, #533F03, #035317

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#2B5EF7
Lighter +30%#0840E7
Lighter +20%#0732B5
Lighter +10%#052584
Darker −10%#010922
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#001656
Less saturated −25%#0E1C48

Channel breakdown

R3
G23
B83
Red3 (1.2%)
Green23 (9%)
Blue83 (32.5%)
Hue225°
Saturation (HSL)93.02%
Lightness16.86%
Dominant channelBlue
Hex per channelR 03 · G 17 · B 53

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Every value on this page was computed from “hex 031753” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.