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Recognised as Colour

#031E7F

  • #031E7F
  • Blue
  • Dark
  • Nearest: Midnight blue

#031E7F is a blue with RGB values 3, 30, 127 and HSL 227°, 95%, 25%. It is a dark colour, so white text on it reaches 14:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#031E7F#031E7F
HEX#031E7F
RGBrgb(3, 30, 127)
RGB (0–1)0.0118, 0.1176, 0.498
RGB percentages1.2%, 11.8%, 49.8%
HSLhsl(226.9, 95.4%, 25.5%)
HSV / HSBhsv(226.9, 97.6%, 49.8%)
CMYK97.6%, 76.4%, 0%, 50.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer204,415
CSS custom property--colour: #031E7F;

Brightness & contrast

Relative luminance0.0248WCAG 2.x, 0 is black and 1 is white
Perceived brightness48.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 14.04:1
Contrast with white14.04:1WCAG normal text: AAA
Contrast with black1.5:1WCAG normal text: Fail
Greyscale equivalent#1F1F1F
Inverted#FCE180

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#003282no red cones; affects about 1% of men; ΔE 15.7 from the original
Deuteranopia#00267Dno green cones; the most common form, about 1% of men; ΔE 7.7 from the original
Tritanopia#003B4Dno blue cones; rare, and affects men and women equally; ΔE 58.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text14.04:1WCAG large text: AAA
Contrast with black, large text1.5:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 6.8Navy · ΔE 17.8Indigo · ΔE 19.3Rebecca purple · ΔE 20.2Dark slateblue · ΔE 20.2Dark blue · ΔE 21.9
Nearest named CSS colourMidnight blue (#191970)ΔE 6.79, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#7F6403
Analogous#035C7F, #26037F
Triadic#7F031E, #1E7F03
Split complementary#7F2603, #5C7F03
Tetradic#7F035C, #7F6403, #037F26

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#5378FB
Lighter +30%#2150FA
Lighter +20%#0536E3
Lighter +10%#042AB1
Darker −10%#02124D
Darker −20%#01061B
Darker −30%#000000
Darker −40%#000000
More saturated +25%#001C82
Less saturated −25%#13276F

Channel breakdown

R3
G30
B127
Red3 (1.2%)
Green30 (11.8%)
Blue127 (49.8%)
Hue226.94°
Saturation (HSL)95.38%
Lightness25.49%
Dominant channelBlue
Hex per channelR 03 · G 1E · B 7F

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Every value on this page was computed from “031e7f” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.