Colour

#507BCB

#507BCB
Blue
Dark
Nearest: Cornflower blue

#507BCB is a blue with RGB values 80, 123, 203 and HSL 219°, 54%, 55%. It is a dark colour, so black text on it reaches 5:1 contrast (AA for normal text). The nearest named colour is Cornflower blue.

Colour values

#507BCB#507BCB

HEX#507BCB

RGBrgb(80, 123, 203)

RGB (0–1)0.3137, 0.4824, 0.7961

RGB percentages31.4%, 48.2%, 79.6%

HSLhsl(219, 54.2%, 55.5%)

HSV / HSBhsv(219, 60.6%, 79.6%)

CMYK60.6%, 39.4%, 0%, 20.4%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer5,274,571

CSS custom property--colour: #507BCB;

Brightness & contrast

Relative luminance0.20183WCAG 2.x, 0 is black and 1 is white

Perceived brightness124.5 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 5.04:1

Contrast with white4.17:1WCAG normal text: Fail

Contrast with black5.04:1WCAG normal text: AA

Greyscale equivalent#787878

Inverted#AF8434

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#5882CEno red cones; affects about 1% of men; ΔE 3.8 from the original

Deuteranopia#4777C9no green cones; the most common form, about 1% of men; ΔE 2.2 from the original

Tritanopia#008D99no blue cones; rare, and affects men and women equally; ΔE 47.9 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text4.17:1WCAG large text: AA

Contrast with black, large text5.04:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 10.4 Dodgerblue · ΔE 18.9 Steel blue · ΔE 19.6 Royal blue · ΔE 25.7 Dark slateblue · ΔE 27 Medium purple · ΔE 27.5

Nearest named CSS colourCornflower blue (#6495ED)ΔE 10.43, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#CBA050

Analogous#50B9CB, #6350CB

Triadic#CB507B, #7BCB50

Split complementary#CB6250, #B9CB50

Tetradic#CB50B9, #CBA050, #50CB62

Tints, shades & saturation

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

Lighter +40%#EDF2FA

Lighter +30%#C6D4EE

Lighter +20%#9FB6E2

Lighter +10%#7799D7

Darker −10%#3561B3

Darker −20%#294C8C

Darker −30%#1E3664

Darker −40%#12213D

More saturated +25%#3472E7

Less saturated −25%#6C84AF

Channel breakdown

R80

G123

B203

Red80 (31.4%)

Green123 (48.2%)

Blue203 (79.6%)

Hue219.02°

Saturation (HSL)54.19%

Lightness55.49%

Dominant channelBlue

Hex per channelR 50 · G 7B · B CB

Keep nerding

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

#507BCB

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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