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Recognised as Colour

#455FE1

  • #455FE1
  • Blue
  • Dark
  • Nearest: Royal blue

#455FE1 is a blue with RGB values 69, 95, 225 and HSL 230°, 72%, 58%. It is a dark colour, so white text on it reaches 5.3:1 contrast (AA for normal text). The nearest named colour is Royal blue.

Colour values

#455FE1#455FE1
HEX#455FE1
RGBrgb(69, 95, 225)
RGB (0–1)0.2706, 0.3725, 0.8824
RGB percentages27.1%, 37.3%, 88.2%
HSLhsl(230, 72.2%, 57.6%)
HSV / HSBhsv(230, 69.3%, 88.2%)
CMYK69.3%, 57.8%, 0%, 11.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,546,529
CSS custom property--colour: #455FE1;

Brightness & contrast

Relative luminance0.14886WCAG 2.x, 0 is black and 1 is white
Perceived brightness111.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.28:1
Contrast with white5.28:1WCAG normal text: AA
Contrast with black3.98:1WCAG normal text: Fail
Greyscale equivalent#636363
Inverted#BAA01E

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0073E5no red cones; affects about 1% of men; ΔE 17.2 from the original
Deuteranopia#0065DEno green cones; the most common form, about 1% of men; ΔE 10 from the original
Tritanopia#007F97no blue cones; rare, and affects men and women equally; ΔE 71.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.28:1WCAG large text: AAA
Contrast with black, large text3.98:1WCAG large text: AA

Named colours

Royal blue · ΔE 8.2Medium slateblue · ΔE 11.1Slate blue · ΔE 11.7Medium purple · ΔE 21.6Rebecca purple · ΔE 27.1Dodgerblue · ΔE 27.6
Nearest named CSS colourRoyal blue (#4169E1)ΔE 8.15, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#E1C745
Analogous#45ADE1, #7945E1
Triadic#E1455F, #5FE145
Split complementary#E17945, #ADE145
Tetradic#E145AD, #E1C745, #45E179

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F5F6FD
Lighter +30%#C9D0F6
Lighter +20%#9DABEF
Lighter +10%#7185E8
Darker −10%#223FD1
Darker −20%#1B32A5
Darker −30%#142579
Darker −40%#0C174D
More saturated +25%#2A4DFC
Less saturated −25%#6071C6

Channel breakdown

R69
G95
B225
Red69 (27.1%)
Green95 (37.3%)
Blue225 (88.2%)
Hue230°
Saturation (HSL)72.22%
Lightness57.65%
Dominant channelBlue
Hex per channelR 45 · G 5F · B E1

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Every value on this page was computed from “455fe1” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.