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Recognised as Colour

#280CC1

  • #280CC1
  • Blue
  • Dark
  • Nearest: Medium blue

#280CC1 is a blue with RGB values 40, 12, 193 and HSL 249°, 88%, 40%. It is a dark colour, so white text on it reaches 11:1 contrast (AAA for normal text). The nearest named colour is Medium blue.

Colour values

#280CC1#280CC1
HEX#280CC1
RGBrgb(40, 12, 193)
RGB (0–1)0.1569, 0.0471, 0.7569
RGB percentages15.7%, 4.7%, 75.7%
HSLhsl(249.3, 88.3%, 40.2%)
HSV / HSBhsv(249.3, 93.8%, 75.7%)
CMYK79.3%, 93.8%, 0%, 24.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,624,705
CSS custom property--colour: #280CC1;

Brightness & contrast

Relative luminance0.04564WCAG 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 10.98:1
Contrast with white10.98:1WCAG normal text: AAA
Contrast with black1.91:1WCAG normal text: Fail
Greyscale equivalent#1F1F1F
Inverted#D7F33E

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0044C5no red cones; affects about 1% of men; ΔE 31.2 from the original
Deuteranopia#0033BEno green cones; the most common form, about 1% of men; ΔE 21.4 from the original
Tritanopia#005071no blue cones; rare, and affects men and women equally; ΔE 91.8 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text10.98:1WCAG large text: AAA
Contrast with black, large text1.91:1WCAG large text: Fail

Named colours

Medium blue · ΔE 9.3Blue violet · ΔE 20.4Dark blue · ΔE 21.8Dark violet · ΔE 24Navy · ΔE 27Dark orchid · ΔE 29.7
Nearest named CSS colourMedium blue (#0000CD)ΔE 9.33, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#A5C10C
Analogous#0C4AC1, #830CC1
Triadic#C1280C, #0CC128
Split complementary#C1830C, #4AC10C
Tetradic#C10C4A, #A5C10C, #0CC183

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#AEA0F9
Lighter +30%#8570F6
Lighter +20%#5C40F3
Lighter +10%#3310F0
Darker −10%#1E0991
Darker −20%#140661
Darker −30%#0A0331
Darker −40%#000001
More saturated +25%#2000CD
Less saturated −25%#3A26A7

Channel breakdown

R40
G12
B193
Red40 (15.7%)
Green12 (4.7%)
Blue193 (75.7%)
Hue249.28°
Saturation (HSL)88.29%
Lightness40.2%
Dominant channelBlue
Hex per channelR 28 · G 0C · B C1

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Every value on this page was computed from “280cc1” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.