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Recognised as Colour

#4075FA

  • #4075FA
  • Blue
  • Dark
  • Nearest: Royal blue

#4075FA is a blue with RGB values 64, 117, 250 and HSL 223°, 95%, 62%. It is a dark colour, so black text on it reaches 5.1:1 contrast (AA for normal text). The nearest named colour is Royal blue.

Colour values

#4075FA#4075FA
HEX#4075FA
RGBrgb(64, 117, 250)
RGB (0–1)0.251, 0.4588, 0.9804
RGB percentages25.1%, 45.9%, 98%
HSLhsl(222.9, 94.9%, 61.6%)
HSV / HSBhsv(222.9, 74.4%, 98%)
CMYK74.4%, 53.2%, 0%, 2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,224,506
CSS custom property--colour: #4075FA;

Brightness & contrast

Relative luminance0.20715WCAG 2.x, 0 is black and 1 is white
Perceived brightness128 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.14:1
Contrast with white4.08:1WCAG normal text: Fail
Contrast with black5.14:1WCAG normal text: AA
Greyscale equivalent#737373
Inverted#BF8A05

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0087FFno red cones; affects about 1% of men; ΔE 14.2 from the original
Deuteranopia#0075F7no green cones; the most common form, about 1% of men; ΔE 5.2 from the original
Tritanopia#0095ACno blue cones; rare, and affects men and women equally; ΔE 72.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.08:1WCAG large text: AA
Contrast with black, large text5.14:1WCAG large text: AAA

Named colours

Royal blue · ΔE 8Medium slateblue · ΔE 14.8Slate blue · ΔE 17.7Dodgerblue · ΔE 20.5Medium purple · ΔE 23.4Cornflower blue · ΔE 30.2
Nearest named CSS colourRoyal blue (#4169E1)ΔE 7.96, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FAC540
Analogous#40D2FA, #6840FA
Triadic#FA4075, #75FA40
Split complementary#FA6840, #D2FA40
Tetradic#FA40D2, #FAC540, #40FA68

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#D5E1FE
Lighter +20%#A3BDFD
Lighter +10%#7299FB
Darker −10%#0E51F9
Darker −20%#053FCF
Darker −30%#04309D
Darker −40%#03216B
More saturated +25%#3B73FF
Less saturated −25%#5980E2

Channel breakdown

R64
G117
B250
Red64 (25.1%)
Green117 (45.9%)
Blue250 (98%)
Hue222.9°
Saturation (HSL)94.9%
Lightness61.57%
Dominant channelBlue
Hex per channelR 40 · G 75 · B FA

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Every value on this page was computed from “4075fa” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.