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Colour

#081C48

  • #081C48
  • Blue
  • Dark
  • Nearest: Dark slateblue

#081C48 is a blue with RGB values 8, 28, 72 and HSL 221°, 80%, 16%. It is a dark colour, so white text on it reaches 16.5:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#081C48#081C48
HEX#081C48
RGBrgb(8, 28, 72)
RGB (0–1)0.0314, 0.1098, 0.2824
RGB percentages3.1%, 11%, 28.2%
HSLhsl(221.3, 80%, 15.7%)
HSV / HSBhsv(221.3, 88.9%, 28.2%)
CMYK88.9%, 61.1%, 0%, 71.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer531,528
CSS custom property--colour: #081C48;

Brightness & contrast

Relative luminance0.0135WCAG 2.x, 0 is black and 1 is white
Perceived brightness32.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 16.54:1
Contrast with white16.54:1WCAG normal text: AAA
Contrast with black1.27:1WCAG normal text: Fail
Greyscale equivalent#1B1B1B
Inverted#F7E3B7

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#00224Ano red cones; affects about 1% of men; ΔE 5.4 from the original
Deuteranopia#001C47no green cones; the most common form, about 1% of men; ΔE 1.6 from the original
Tritanopia#00272Eno blue cones; rare, and affects men and women equally; ΔE 30.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text16.54:1WCAG large text: AAA
Contrast with black, large text1.27:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 27.2Midnight blue · ΔE 28.8Black · ΔE 33.9Dark slate grey · ΔE 39.9Rebecca purple · ΔE 41.9Steel blue · ΔE 43.7
Nearest named CSS colourDark slateblue (#483D8B)ΔE 27.17, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#483408
Analogous#083C48, #140848
Triadic#48081C, #1C4808
Split complementary#481408, #3C4808
Tetradic#48083C, #483408, #084814

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#346CE8
Lighter +30%#1752D2
Lighter +20%#1240A4
Lighter +10%#0D2E76
Darker −10%#030A1A
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#001950
Less saturated −25%#12203E

Channel breakdown

R8
G28
B72
Red8 (3.1%)
Green28 (11%)
Blue72 (28.2%)
Hue221.25°
Saturation (HSL)80%
Lightness15.69%
Dominant channelBlue
Hex per channelR 08 · G 1C · B 48

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Every value on this page was computed from “081c48” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.