Colour

#4263A4

#4263A4
Blue
Dark
Nearest: Steel blue

#4263A4 is a blue with RGB values 66, 99, 164 and HSL 220°, 43%, 45%. It is a dark colour, so white text on it reaches 5.9:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#4263A4#4263A4

HEX#4263A4

RGBrgb(66, 99, 164)

RGB (0–1)0.2588, 0.3882, 0.6431

RGB percentages25.9%, 38.8%, 64.3%

HSLhsl(219.8, 42.6%, 45.1%)

HSV / HSBhsv(219.8, 59.8%, 64.3%)

CMYK59.8%, 39.6%, 0%, 35.7%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer4,350,884

CSS custom property--colour: #4263A4;

Brightness & contrast

Relative luminance0.12762WCAG 2.x, 0 is black and 1 is white

Perceived brightness100.6 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 5.91:1

Contrast with white5.91:1WCAG normal text: AA

Contrast with black3.55:1WCAG normal text: Fail

Greyscale equivalent#616161

Inverted#BD9C5B

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#4769A7no red cones; affects about 1% of men; ΔE 3.2 from the original

Deuteranopia#3A60A3no green cones; the most common form, about 1% of men; ΔE 2 from the original

Tritanopia#00717Bno blue cones; rare, and affects men and women equally; ΔE 40.5 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text5.91:1WCAG large text: AAA

Contrast with black, large text3.55:1WCAG large text: AA

Named colours

Steel blue · ΔE 17.4 Dark slateblue · ΔE 21.3 Cornflower blue · ΔE 22.2 Dodgerblue · ΔE 30 Slate grey · ΔE 31.9 Royal blue · ΔE 32.4

Nearest named CSS colourSteel blue (#4682B4)ΔE 17.41, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

base +30°+90°+120°+180°+210°+240°+270°+330°

Complementary#A48342

Analogous#4294A4, #5242A4

Triadic#A44263, #63A442

Split complementary#A45242, #94A442

Tetradic#A44294, #A48342, #42A452

Tints, shades & saturation

+40%+30%+20%+10%base -10%-20%-30%-40%

Lighter +40%#C9D4E9

Lighter +30%#A4B7DB

Lighter +20%#809ACC

Lighter +10%#5C7DBD

Darker −10%#334D80

Darker −20%#25375B

Darker −30%#162137

Darker −40%#070B13

More saturated +25%#255AC1

Less saturated −25%#5F6C87

Channel breakdown

R66

G99

B164

Red66 (25.9%)

Green99 (38.8%)

Blue164 (64.3%)

Hue219.8°

Saturation (HSL)42.61%

Lightness45.1%

Dominant channelBlue

Hex per channelR 42 · G 63 · B A4

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

#4263A4

Colour values

Brightness & contrast

Colour vision & accessibility

Named colours

Colour harmonies

Tints, shades & saturation

Channel breakdown

Keep nerding

Harmonies

Lighter and darker

Similar named colours

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