Colour

#0052CD

#0052CD
Blue
Dark
Nearest: Royal blue

#0052CD is a blue with RGB values 0, 82, 205 and HSL 216°, 100%, 40%. It is a dark colour, so white text on it reaches 6.8:1 contrast (AA for normal text). The nearest named colour is Royal blue.

Colour values

#0052CD#0052CD

HEX#0052CD

RGBrgb(0, 82, 205)

RGB (0–1)0, 0.3216, 0.8039

RGB percentages0%, 32.2%, 80.4%

HSLhsl(216, 100%, 40.2%)

HSV / HSBhsv(216, 100%, 80.4%)

CMYK100%, 60%, 0%, 19.6%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer21,197

CSS custom property--colour: #0052CD;

Brightness & contrast

Relative luminance0.10442WCAG 2.x, 0 is black and 1 is white

Perceived brightness93.5 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 6.8:1

Contrast with white6.8:1WCAG normal text: AA

Contrast with black3.09:1WCAG normal text: Fail

Greyscale equivalent#494949

Inverted#FFAD32

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#0064D1no red cones; affects about 1% of men; ΔE 13 from the original

Deuteranopia#0053CBno green cones; the most common form, about 1% of men; ΔE 2 from the original

Tritanopia#007287no blue cones; rare, and affects men and women equally; ΔE 69.3 from the original

Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning

Contrast with white, large text6.8:1WCAG large text: AAA

Contrast with black, large text3.09:1WCAG large text: AA

Named colours

Royal blue · ΔE 10.2 Slate blue · ΔE 14.9 Medium slateblue · ΔE 18.6 Medium purple · ΔE 26.2 Rebecca purple · ΔE 26.5 Dark slateblue · ΔE 28.1

Nearest named CSS colourRoyal blue (#4169E1)ΔE 10.23, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#CD7B00

Analogous#00B9CD, #1400CD

Triadic#CD0052, #52CD00

Split complementary#CD1400, #B9CD00

Tetradic#CD00B9, #CD7B00, #00CD15

Tints, shades & saturation

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

Lighter +40%#9AC2FF

Lighter +30%#67A4FF

Lighter +20%#3485FF

Lighter +10%#0167FF

Darker −10%#003E9A

Darker −20%#002967

Darker −30%#001534

Darker −40%#000001

More saturated +25%#0052CD

Less saturated −25%#1A57B3

Channel breakdown

G82

B205

Red0 (0%)

Green82 (32.2%)

Blue205 (80.4%)

Hue216°

Saturation (HSL)100%

Lightness40.2%

Dominant channelBlue

Hex per channelR 00 · G 52 · B CD

Keep nerding

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

#0052CD

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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