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Recognised as Colour

#0045F1

  • #0045F1
  • Blue
  • Dark
  • Nearest: Medium blue

#0045F1 is a blue with RGB values 0, 69, 241 and HSL 223°, 100%, 47%. It is a dark colour, so white text on it reaches 6.7:1 contrast (AA for normal text). The nearest named colour is Medium blue.

Colour values

#0045F1#0045F1
HEX#0045F1
RGBrgb(0, 69, 241)
RGB (0–1)0, 0.2706, 0.9451
RGB percentages0%, 27.1%, 94.5%
HSLhsl(222.8, 100%, 47.3%)
HSV / HSBhsv(222.8, 100%, 94.5%)
CMYK100%, 71.4%, 0%, 5.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer17,905
CSS custom property--colour: #0045F1;

Brightness & contrast

Relative luminance0.10607WCAG 2.x, 0 is black and 1 is white
Perceived brightness97 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.73:1
Contrast with white6.73:1WCAG normal text: AA
Contrast with black3.12:1WCAG normal text: Fail
Greyscale equivalent#434343
Inverted#FFBA0E

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0066F6no red cones; affects about 1% of men; ΔE 23.1 from the original
Deuteranopia#0051EEno green cones; the most common form, about 1% of men; ΔE 10.4 from the original
Tritanopia#007797no blue cones; rare, and affects men and women equally; ΔE 92.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.73:1WCAG large text: AAA
Contrast with black, large text3.12:1WCAG large text: AA

Named colours

Medium blue · ΔE 21.9Blue violet · ΔE 24.3Medium slateblue · ΔE 28.6Dark blue · ΔE 31.6Dark violet · ΔE 31.9Dark orchid · ΔE 32.7
Nearest named CSS colourMedium blue (#0000CD)ΔE 21.9, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#F1AC00
Analogous#00BDF1, #3400F1
Triadic#F10045, #45F100
Split complementary#F13400, #BDF100
Tetradic#F100BD, #F1AC00, #00F134

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#BED1FF
Lighter +30%#8BACFF
Lighter +20%#5888FF
Lighter +10%#2563FF
Darker −10%#0036BE
Darker −20%#00288B
Darker −30%#001958
Darker −40%#000B25
More saturated +25%#0045F1
Less saturated −25%#1E52D3

Channel breakdown

R0
G69
B241
Red0 (0%)
Green69 (27.1%)
Blue241 (94.5%)
Hue222.82°
Saturation (HSL)100%
Lightness47.25%
Dominant channelBlue
Hex per channelR 00 · G 45 · B F1

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Every value on this page was computed from “0045f1” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.