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Recognised as Colour

#030548

  • #030548
  • Blue
  • Dark
  • Nearest: Midnight blue

#030548 is a blue with RGB values 3, 5, 72 and HSL 238°, 92%, 15%. It is a dark colour, so white text on it reaches 18.8:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#030548#030548
HEX#030548
RGBrgb(3, 5, 72)
RGB (0–1)0.0118, 0.0196, 0.2824
RGB percentages1.2%, 2%, 28.2%
HSLhsl(238.3, 92%, 14.7%)
HSV / HSBhsv(238.3, 95.8%, 28.2%)
CMYK95.8%, 93.1%, 0%, 71.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer197,960
CSS custom property--colour: #030548;

Brightness & contrast

Relative luminance0.00596WCAG 2.x, 0 is black and 1 is white
Perceived brightness24.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 18.76:1
Contrast with white18.76:1WCAG normal text: AAA
Contrast with black1.12:1WCAG normal text: Fail
Greyscale equivalent#090909
Inverted#FCFAB7

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#00154Ano red cones; affects about 1% of men; ΔE 11.4 from the original
Deuteranopia#000E47no green cones; the most common form, about 1% of men; ΔE 6.8 from the original
Tritanopia#001B27no blue cones; rare, and affects men and women equally; ΔE 42.7 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text18.76:1WCAG large text: AAA
Contrast with black, large text1.12:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 15.2Dark slateblue · ΔE 25.5Indigo · ΔE 32.5Rebecca purple · ΔE 33Navy · ΔE 33.5Dark blue · ΔE 38.7
Nearest named CSS colourMidnight blue (#191970)ΔE 15.23, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#484603
Analogous#032848, #230348
Triadic#480305, #054803
Split complementary#482303, #284803
Tetradic#480328, #484603, #034823

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#2127F6
Lighter +30%#090FDB
Lighter +20%#070CAA
Lighter +10%#050879
Darker −10%#010217
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#00024B
Less saturated −25%#0C0E3F

Channel breakdown

R3
G5
B72
Red3 (1.2%)
Green5 (2%)
Blue72 (28.2%)
Hue238.26°
Saturation (HSL)92%
Lightness14.71%
Dominant channelBlue
Hex per channelR 03 · G 05 · B 48

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Every value on this page was computed from “hex 030548” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.