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Recognised as Colour

#2800FB

  • #2800FB
  • Blue
  • Dark
  • Nearest: Blue

#2800FB is a blue with RGB values 40, 0, 251 and HSL 250°, 100%, 49%. It is a dark colour, so white text on it reaches 8.5:1 contrast (AAA for normal text). The nearest named colour is Blue.

Colour values

#2800FB#2800FB
HEX#2800FB
RGBrgb(40, 0, 251)
RGB (0–1)0.1569, 0, 0.9843
RGB percentages15.7%, 0%, 98.4%
HSLhsl(249.6, 100%, 49.2%)
HSV / HSBhsv(249.6, 100%, 98.4%)
CMYK84.1%, 100%, 0%, 1.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,621,691
CSS custom property--colour: #2800FB;

Brightness & contrast

Relative luminance0.07416WCAG 2.x, 0 is black and 1 is white
Perceived brightness87.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.46:1
Contrast with white8.46:1WCAG normal text: AAA
Contrast with black2.48:1WCAG normal text: Fail
Greyscale equivalent#1B1B1B
Inverted#D7FF04

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0058FFno red cones; affects about 1% of men; ΔE 40.4 from the original
Deuteranopia#0040F8no green cones; the most common form, about 1% of men; ΔE 26.2 from the original
Tritanopia#006993no blue cones; rare, and affects men and women equally; ΔE 115.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text8.46:1WCAG large text: AAA
Contrast with black, large text2.48:1WCAG large text: Fail

Named colours

Blue · ΔE 3.1Medium blue · ΔE 19.2Blue violet · ΔE 32.7Dark violet · ΔE 35.2Dark orchid · ΔE 47.9Dark blue · ΔE 49.2
Nearest named CSS colourBlue (#0000FF)ΔE 3.09, a close match
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#D3FB00
Analogous#0055FB, #A600FB
Triadic#FB2800, #00FB28
Split complementary#FBA600, #55FB00
Tetradic#FB0055, #D3FB00, #00FBA6

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D1C8FF
Lighter +30%#A695FF
Lighter +20%#7B62FF
Lighter +10%#502FFF
Darker −10%#2000C8
Darker −20%#180095
Darker −30%#100062
Darker −40%#07002F
More saturated +25%#2800FB
Less saturated −25%#3D1FDC

Channel breakdown

R40
G0
B251
Red40 (15.7%)
Green0 (0%)
Blue251 (98.4%)
Hue249.56°
Saturation (HSL)100%
Lightness49.22%
Dominant channelBlue
Hex per channelR 28 · G 00 · B FB

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