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Recognised as Colour

#1933EA

  • #1933EA
  • Blue
  • Dark
  • Nearest: Medium blue

#1933EA is a blue with RGB values 25, 51, 234 and HSL 233°, 83%, 51%. It is a dark colour, so white text on it reaches 7.8:1 contrast (AAA for normal text). The nearest named colour is Medium blue.

Colour values

#1933EA#1933EA
HEX#1933EA
RGBrgb(25, 51, 234)
RGB (0–1)0.098, 0.2, 0.9176
RGB percentages9.8%, 20%, 91.8%
HSLhsl(232.5, 83.3%, 50.8%)
HSV / HSBhsv(232.5, 89.3%, 91.8%)
CMYK89.3%, 78.2%, 0%, 8.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,651,690
CSS custom property--colour: #1933EA;

Brightness & contrast

Relative luminance0.08515WCAG 2.x, 0 is black and 1 is white
Perceived brightness89.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.77:1
Contrast with white7.77:1WCAG normal text: AAA
Contrast with black2.7:1WCAG normal text: Fail
Greyscale equivalent#3B3B3B
Inverted#E6CC15

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#005DEFno red cones; affects about 1% of men; ΔE 28.4 from the original
Deuteranopia#0048E7no green cones; the most common form, about 1% of men; ΔE 15.8 from the original
Tritanopia#006D8Fno blue cones; rare, and affects men and women equally; ΔE 97.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.77:1WCAG large text: AAA
Contrast with black, large text2.7:1WCAG large text: Fail

Named colours

Medium blue · ΔE 13.2Blue violet · ΔE 21.4Blue · ΔE 26.5Dark violet · ΔE 27.9Dark blue · ΔE 31.5Dark orchid · ΔE 33.1
Nearest named CSS colourMedium blue (#0000CD)ΔE 13.23, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#EAD019
Analogous#199BEA, #6819EA
Triadic#EA1933, #33EA19
Split complementary#EA6819, #9BEA19
Tetradic#EA199B, #EAD019, #19EA68

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D4D9FB
Lighter +30%#A5AFF7
Lighter +20%#7686F3
Lighter +10%#485CEE
Darker −10%#1127BF
Darker −20%#0D1D90
Darker −30%#091461
Darker −40%#050A32
More saturated +25%#0423FF
Less saturated −25%#384BCB

Channel breakdown

R25
G51
B234
Red25 (9.8%)
Green51 (20%)
Blue234 (91.8%)
Hue232.54°
Saturation (HSL)83.27%
Lightness50.78%
Dominant channelBlue
Hex per channelR 19 · G 33 · B EA

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Every value on this page was computed from “1933ea” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.