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Recognised as Colour

#180BC8

  • #180BC8
  • Blue
  • Dark
  • Nearest: Medium blue

#180BC8 is a blue with RGB values 24, 11, 200 and HSL 244°, 90%, 41%. It is a dark colour, so white text on it reaches 10.9:1 contrast (AAA for normal text). The nearest named colour is Medium blue.

Colour values

#180BC8#180BC8
HEX#180BC8
RGBrgb(24, 11, 200)
RGB (0–1)0.0941, 0.0431, 0.7843
RGB percentages9.4%, 4.3%, 78.4%
HSLhsl(244.1, 89.6%, 41.4%)
HSV / HSBhsv(244.1, 94.5%, 78.4%)
CMYK88%, 94.5%, 0%, 21.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,575,880
CSS custom property--colour: #180BC8;

Brightness & contrast

Relative luminance0.04604WCAG 2.x, 0 is black and 1 is white
Perceived brightness69.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 10.93:1
Contrast with white10.93:1WCAG normal text: AAA
Contrast with black1.92:1WCAG normal text: Fail
Greyscale equivalent#1B1B1B
Inverted#E7F437

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0046CDno red cones; affects about 1% of men; ΔE 32 from the original
Deuteranopia#0032C5no green cones; the most common form, about 1% of men; ΔE 20.6 from the original
Tritanopia#005475no blue cones; rare, and affects men and women equally; ΔE 96.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text10.93:1WCAG large text: AAA
Contrast with black, large text1.92:1WCAG large text: Fail

Named colours

Medium blue · ΔE 5.2Blue violet · ΔE 21.8Dark violet · ΔE 25.4Dark blue · ΔE 25.6Blue · ΔE 26.3Navy · ΔE 30.8
Nearest named CSS colourMedium blue (#0000CD)ΔE 5.18, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#BBC80B
Analogous#0B5DC8, #760BC8
Triadic#C8180B, #0BC818
Split complementary#C8760B, #5DC80B
Tetradic#C80B5D, #BBC80B, #0BC876

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#ABA5FA
Lighter +30%#7E75F7
Lighter +20%#5044F5
Lighter +10%#2314F2
Darker −10%#120898
Darker −20%#0C0667
Darker −30%#070337
Darker −40%#010007
More saturated +25%#0F00D3
Less saturated −25%#2F25AE

Channel breakdown

R24
G11
B200
Red24 (9.4%)
Green11 (4.3%)
Blue200 (78.4%)
Hue244.13°
Saturation (HSL)89.57%
Lightness41.37%
Dominant channelBlue
Hex per channelR 18 · G 0B · B C8

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Every value on this page was computed from “180bc8” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.