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Recognised as Colour

#030F71

  • #030F71
  • Blue
  • Dark
  • Nearest: Midnight blue

#030F71 is a blue with RGB values 3, 15, 113 and HSL 233°, 95%, 23%. It is a dark colour, so white text on it reaches 16:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#030F71#030F71
HEX#030F71
RGBrgb(3, 15, 113)
RGB (0–1)0.0118, 0.0588, 0.4431
RGB percentages1.2%, 5.9%, 44.3%
HSLhsl(233.5, 94.8%, 22.7%)
HSV / HSBhsv(233.5, 97.3%, 44.3%)
CMYK97.3%, 86.7%, 0%, 55.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer200,561
CSS custom property--colour: #030F71;

Brightness & contrast

Relative luminance0.01553WCAG 2.x, 0 is black and 1 is white
Perceived brightness39.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 16.02:1
Contrast with white16.02:1WCAG normal text: AAA
Contrast with black1.31:1WCAG normal text: Fail
Greyscale equivalent#141414
Inverted#FCF08E

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#002774no red cones; affects about 1% of men; ΔE 17.6 from the original
Deuteranopia#001C6Fno green cones; the most common form, about 1% of men; ΔE 10.6 from the original
Tritanopia#002F41no blue cones; rare, and affects men and women equally; ΔE 59.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text16.02:1WCAG large text: AAA
Contrast with black, large text1.31:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 7.9Navy · ΔE 14.6Indigo · ΔE 17Dark blue · ΔE 19.5Rebecca purple · ΔE 22.4Dark slateblue · ΔE 24.5
Nearest named CSS colourMidnight blue (#191970)ΔE 7.87, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#716503
Analogous#034671, #2E0371
Triadic#71030F, #0F7103
Split complementary#712E03, #467103
Tetradic#710346, #716503, #03712E

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#465AFA
Lighter +30%#142DF9
Lighter +20%#061CD4
Lighter +10%#0416A3
Darker −10%#02083F
Darker −20%#00020E
Darker −30%#000000
Darker −40%#000000
More saturated +25%#000D74
Less saturated −25%#121A62

Channel breakdown

R3
G15
B113
Red3 (1.2%)
Green15 (5.9%)
Blue113 (44.3%)
Hue233.45°
Saturation (HSL)94.83%
Lightness22.75%
Dominant channelBlue
Hex per channelR 03 · G 0F · B 71

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Every value on this page was computed from “030f71” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.