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Recognised as Colour

#1333F9

  • #1333F9
  • Blue
  • Dark
  • Nearest: Medium blue

#1333F9 is a blue with RGB values 19, 51, 249 and HSL 232°, 95%, 53%. It is a dark colour, so white text on it reaches 7.3:1 contrast (AAA for normal text). The nearest named colour is Medium blue.

Colour values

#1333F9#1333F9
HEX#1333F9
RGBrgb(19, 51, 249)
RGB (0–1)0.0745, 0.2, 0.9765
RGB percentages7.5%, 20%, 97.6%
HSLhsl(231.7, 95%, 52.5%)
HSV / HSBhsv(231.7, 92.4%, 97.6%)
CMYK92.4%, 79.5%, 0%, 2.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,258,489
CSS custom property--colour: #1333F9;

Brightness & contrast

Relative luminance0.09346WCAG 2.x, 0 is black and 1 is white
Perceived brightness93.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.32:1
Contrast with white7.32:1WCAG normal text: AAA
Contrast with black2.87:1WCAG normal text: Fail
Greyscale equivalent#3A3A3A
Inverted#ECCC06

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0061FEno red cones; affects about 1% of men; ΔE 30.3 from the original
Deuteranopia#004AF6no green cones; the most common form, about 1% of men; ΔE 16.5 from the original
Tritanopia#007397no blue cones; rare, and affects men and women equally; ΔE 104.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.32:1WCAG large text: AAA
Contrast with black, large text2.87:1WCAG large text: Fail

Named colours

Medium blue · ΔE 13.6Blue · ΔE 19.7Blue violet · ΔE 24.1Dark violet · ΔE 30.1Dark orchid · ΔE 37.8Dark blue · ΔE 38.2
Nearest named CSS colourMedium blue (#0000CD)ΔE 13.62, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#F9D913
Analogous#13A6F9, #6613F9
Triadic#F91333, #33F913
Split complementary#F96613, #A6F913
Tetradic#F913A6, #F9D913, #13F966

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#DADFFE
Lighter +30%#A8B4FD
Lighter +20%#7689FC
Lighter +10%#455EFA
Darker −10%#0522D4
Darker −20%#041AA2
Darker −30%#031270
Darker −40%#020A3E
More saturated +25%#0D2FFF
Less saturated −25%#3149DB

Channel breakdown

R19
G51
B249
Red19 (7.5%)
Green51 (20%)
Blue249 (97.6%)
Hue231.65°
Saturation (HSL)95.04%
Lightness52.55%
Dominant channelBlue
Hex per channelR 13 · G 33 · B F9

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Every value on this page was computed from “1333f9” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.