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Recognised as Colour

#2800EB

  • #2800EB
  • Blue
  • Dark
  • Nearest: Blue

#2800EB is a blue with RGB values 40, 0, 235 and HSL 250°, 100%, 46%. It is a dark colour, so white text on it reaches 9.2:1 contrast (AAA for normal text). The nearest named colour is Blue.

Colour values

#2800EB#2800EB
HEX#2800EB
RGBrgb(40, 0, 235)
RGB (0–1)0.1569, 0, 0.9216
RGB percentages15.7%, 0%, 92.2%
HSLhsl(250.2, 100%, 46.1%)
HSV / HSBhsv(250.2, 100%, 92.2%)
CMYK83%, 100%, 0%, 7.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,621,675
CSS custom property--colour: #2800EB;

Brightness & contrast

Relative luminance0.06449WCAG 2.x, 0 is black and 1 is white
Perceived brightness82.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 9.17:1
Contrast with white9.17:1WCAG normal text: AAA
Contrast with black2.29:1WCAG normal text: Fail
Greyscale equivalent#191919
Inverted#D7FF14

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0052F0no red cones; affects about 1% of men; ΔE 37.9 from the original
Deuteranopia#003CE8no green cones; the most common form, about 1% of men; ΔE 25.4 from the original
Tritanopia#00628Ano blue cones; rare, and affects men and women equally; ΔE 109.8 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text9.17:1WCAG large text: AAA
Contrast with black, large text2.29:1WCAG large text: Fail

Named colours

Blue · ΔE 9.6Medium blue · ΔE 12.4Blue violet · ΔE 27.8Dark violet · ΔE 30.6Dark blue · ΔE 42.3Dark orchid · ΔE 42.6
Nearest named CSS colourBlue (#0000FF)ΔE 9.6, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#C3EB00
Analogous#004DEB, #9E00EB
Triadic#EB2800, #00EB28
Split complementary#EB9E00, #4DEB00
Tetradic#EB004D, #C3EB00, #00EB9E

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C4B8FF
Lighter +30%#9A85FF
Lighter +20%#6F52FF
Lighter +10%#451FFF
Darker −10%#1F00B8
Darker −20%#170085
Darker −30%#0E0052
Darker −40%#05001F
More saturated +25%#2800EB
Less saturated −25%#3B1DCE

Channel breakdown

R40
G0
B235
Red40 (15.7%)
Green0 (0%)
Blue235 (92.2%)
Hue250.21°
Saturation (HSL)100%
Lightness46.08%
Dominant channelBlue
Hex per channelR 28 · G 00 · B EB

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Every value on this page was computed from “2800eb” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.