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Recognised as Colour

#0048BA

  • #0048BA
  • Blue
  • Dark
  • Nearest: Royal blue

#0048BA is a blue with RGB values 0, 72, 186 and HSL 217°, 100%, 36%. It is a dark colour, so white text on it reaches 8:1 contrast (AAA for normal text). The nearest named colour is Royal blue.

Colour values

#0048BA#0048BA
HEX#0048BA
RGBrgb(0, 72, 186)
RGB (0–1)0, 0.2824, 0.7294
RGB percentages0%, 28.2%, 72.9%
HSLhsl(216.8, 100%, 36.5%)
HSV / HSBhsv(216.8, 100%, 72.9%)
CMYK100%, 61.3%, 0%, 27.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer18,618
CSS custom property--colour: #0048BA;

Brightness & contrast

Relative luminance0.0818WCAG 2.x, 0 is black and 1 is white
Perceived brightness83.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.97:1
Contrast with white7.97:1WCAG normal text: AAA
Contrast with black2.64:1WCAG normal text: Fail
Greyscale equivalent#414141
Inverted#FFB745

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0059BEno red cones; affects about 1% of men; ΔE 12.4 from the original
Deuteranopia#0049B8no green cones; the most common form, about 1% of men; ΔE 2 from the original
Tritanopia#00667Ano blue cones; rare, and affects men and women equally; ΔE 65.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.97:1WCAG large text: AAA
Contrast with black, large text2.64:1WCAG large text: Fail

Named colours

Royal blue · ΔE 13.6Slate blue · ΔE 15.4Medium slateblue · ΔE 22.1Dark slateblue · ΔE 23.1Rebecca purple · ΔE 23.2Midnight blue · ΔE 24.3
Nearest named CSS colourRoyal blue (#4169E1)ΔE 13.59, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#BA7200
Analogous#00A5BA, #1500BA
Triadic#BA0048, #48BA00
Split complementary#BA1500, #A5BA00
Tetradic#BA00A5, #BA7200, #00BA15

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#87B5FF
Lighter +30%#5496FF
Lighter +20%#2177FF
Lighter +10%#005CED
Darker −10%#003487
Darker −20%#002154
Darker −30%#000D21
Darker −40%#000000
More saturated +25%#0048BA
Less saturated −25%#174DA3

Channel breakdown

R0
G72
B186
Red0 (0%)
Green72 (28.2%)
Blue186 (72.9%)
Hue216.77°
Saturation (HSL)100%
Lightness36.47%
Dominant channelBlue
Hex per channelR 00 · G 48 · B BA

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Every value on this page was computed from “0048ba” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.