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Recognised as Colour

#030F4D

  • #030F4D
  • Blue
  • Dark
  • Nearest: Midnight blue

#030F4D is a blue with RGB values 3, 15, 77 and HSL 230°, 93%, 16%. It is a dark colour, so white text on it reaches 17.8:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#030F4D#030F4D
HEX#030F4D
RGBrgb(3, 15, 77)
RGB (0–1)0.0118, 0.0588, 0.302
RGB percentages1.2%, 5.9%, 30.2%
HSLhsl(230.3, 92.5%, 15.7%)
HSV / HSBhsv(230.3, 96.1%, 30.2%)
CMYK96.1%, 80.5%, 0%, 69.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer200,525
CSS custom property--colour: #030F4D;

Brightness & contrast

Relative luminance0.00897WCAG 2.x, 0 is black and 1 is white
Perceived brightness28.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 17.81:1
Contrast with white17.81:1WCAG normal text: AAA
Contrast with black1.18:1WCAG normal text: Fail
Greyscale equivalent#111111
Inverted#FCF0B2

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#001B4Fno red cones; affects about 1% of men; ΔE 10.2 from the original
Deuteranopia#00144Cno green cones; the most common form, about 1% of men; ΔE 5.2 from the original
Tritanopia#00212Dno blue cones; rare, and affects men and women equally; ΔE 40.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text17.81:1WCAG large text: AAA
Contrast with black, large text1.18:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 15.8Dark slateblue · ΔE 23.2Rebecca purple · ΔE 32.9Indigo · ΔE 34.5Navy · ΔE 35.9Dark blue · ΔE 41.1
Nearest named CSS colourMidnight blue (#191970)ΔE 15.83, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#4D4103
Analogous#03344D, #1C034D
Triadic#4D030F, #0F4D03
Split complementary#4D1C03, #344D03
Tetradic#4D0334, #4D4103, #034D1C

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#2547F7
Lighter +30%#092CE0
Lighter +20%#0722AF
Lighter +10%#05197E
Darker −10%#01051C
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#000D50
Less saturated −25%#0D1643

Channel breakdown

R3
G15
B77
Red3 (1.2%)
Green15 (5.9%)
Blue77 (30.2%)
Hue230.27°
Saturation (HSL)92.5%
Lightness15.69%
Dominant channelBlue
Hex per channelR 03 · G 0F · B 4D

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Every value on this page was computed from “030f4d” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.