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Recognised as Colour

#2B03BF

  • #2B03BF
  • Blue
  • Dark
  • Nearest: Medium blue

#2B03BF is a blue with RGB values 43, 3, 191 and HSL 253°, 97%, 38%. It is a dark colour, so white text on it reaches 11.2:1 contrast (AAA for normal text). The nearest named colour is Medium blue.

Colour values

#2B03BF#2B03BF
HEX#2B03BF
RGBrgb(43, 3, 191)
RGB (0–1)0.1686, 0.0118, 0.749
RGB percentages16.9%, 1.2%, 74.9%
HSLhsl(252.8, 96.9%, 38%)
HSV / HSBhsv(252.8, 98.4%, 74.9%)
CMYK77.5%, 98.4%, 0%, 25.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,819,007
CSS custom property--colour: #2B03BF;

Brightness & contrast

Relative luminance0.0434WCAG 2.x, 0 is black and 1 is white
Perceived brightness68.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 11.24:1
Contrast with white11.24:1WCAG normal text: AAA
Contrast with black1.87:1WCAG normal text: Fail
Greyscale equivalent#191919
Inverted#D4FC40

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0042C3no red cones; affects about 1% of men; ΔE 32.1 from the original
Deuteranopia#0032BCno green cones; the most common form, about 1% of men; ΔE 23.1 from the original
Tritanopia#004E6Fno blue cones; rare, and affects men and women equally; ΔE 92.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text11.24:1WCAG large text: AAA
Contrast with black, large text1.87:1WCAG large text: Fail

Named colours

Medium blue · ΔE 8.7Blue violet · ΔE 20.5Dark blue · ΔE 22.3Dark violet · ΔE 23.5Navy · ΔE 27.5Blue · ΔE 29.8
Nearest named CSS colourMedium blue (#0000CD)ΔE 8.67, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#97BF03
Analogous#0339BF, #8903BF
Triadic#BF2B03, #03BF2B
Split complementary#BF8903, #39BF03
Tetradic#BF0339, #97BF03, #03BF89

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A891FD
Lighter +30%#805FFC
Lighter +20%#582CFC
Lighter +10%#3604F1
Darker −10%#20028D
Darker −20%#14015B
Darker −30%#090128
Darker −40%#000000
More saturated +25%#2900C2
Less saturated −25%#391BA7

Channel breakdown

R43
G3
B191
Red43 (16.9%)
Green3 (1.2%)
Blue191 (74.9%)
Hue252.77°
Saturation (HSL)96.91%
Lightness38.04%
Dominant channelBlue
Hex per channelR 2B · G 03 · B BF

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Every value on this page was computed from “2b03bf” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.