Colour

#1F75DE

#1F75DE
Blue
Dark
Nearest: Dodgerblue

#1F75DE is a blue with RGB values 31, 117, 222 and HSL 213°, 75%, 50%. It is a dark colour, so black text on it reaches 4.7:1 contrast (AA for normal text). The nearest named colour is Dodgerblue.

Colour values

#1F75DE#1F75DE

HEX#1F75DE

RGBrgb(31, 117, 222)

RGB (0–1)0.1216, 0.4588, 0.8706

RGB percentages12.2%, 45.9%, 87.1%

HSLhsl(213, 75.5%, 49.6%)

HSV / HSBhsv(213, 86%, 87.1%)

CMYK86%, 47.3%, 0%, 12.9%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer2,061,790

CSS custom property--colour: #1F75DE;

Brightness & contrast

Relative luminance0.18288WCAG 2.x, 0 is black and 1 is white

Perceived brightness118.1 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 4.66:1

Contrast with white4.51:1WCAG normal text: AA

Contrast with black4.66:1WCAG normal text: AA

Greyscale equivalent#6A6A6A

Inverted#E08A21

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#387FE2no red cones; affects about 1% of men; ΔE 5.7 from the original

Deuteranopia#006FDCno green cones; the most common form, about 1% of men; ΔE 3.7 from the original

Tritanopia#008E9Fno blue cones; rare, and affects men and women equally; ΔE 58.1 from the original

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

Contrast with white, large text4.51:1WCAG large text: AAA

Contrast with black, large text4.66:1WCAG large text: AAA

Named colours

Dodgerblue · ΔE 10.8 Royal blue · ΔE 13.2 Cornflower blue · ΔE 17.1 Slate blue · ΔE 22.5 Medium purple · ΔE 25.4 Medium slateblue · ΔE 27.5

Nearest named CSS colourDodgerblue (#1E90FF)ΔE 10.84, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#DE881F

Analogous#1FD5DE, #281FDE

Triadic#DE1F75, #75DE1F

Split complementary#DE281F, #D5DE1F

Tetradic#DE1FD5, #DE881F, #1FDE28

Tints, shades & saturation

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

Lighter +40%#D0E3F9

Lighter +30%#A4C7F2

Lighter +20%#77ACEC

Lighter +10%#4A90E6

Darker −10%#195DB1

Darker −20%#134684

Darker −30%#0C2E58

Darker −40%#06172B

More saturated +25%#0072FD

Less saturated −25%#3F78BE

Channel breakdown

R31

G117

B222

Red31 (12.2%)

Green117 (45.9%)

Blue222 (87.1%)

Hue212.98°

Saturation (HSL)75.49%

Lightness49.61%

Dominant channelBlue

Hex per channelR 1F · G 75 · B DE

Keep nerding

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

#1F75DE

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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