Colour

#1E52DD

#1E52DD
Blue
Dark
Nearest: Royal blue

#1E52DD is a blue with RGB values 30, 82, 221 and HSL 224°, 76%, 49%. It is a dark colour, so white text on it reaches 6.4:1 contrast (AA for normal text). The nearest named colour is Royal blue.

Colour values

#1E52DD#1E52DD

HEX#1E52DD

RGBrgb(30, 82, 221)

RGB (0–1)0.1176, 0.3216, 0.8667

RGB percentages11.8%, 32.2%, 86.7%

HSLhsl(223.7, 76.1%, 49.2%)

HSV / HSBhsv(223.7, 86.4%, 86.7%)

CMYK86.4%, 62.9%, 0%, 13.3%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,987,293

CSS custom property--colour: #1E52DD;

Brightness & contrast

Relative luminance0.11531WCAG 2.x, 0 is black and 1 is white

Perceived brightness98.9 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 6.35:1

Contrast with white6.35:1WCAG normal text: AA

Contrast with black3.31:1WCAG normal text: Fail

Greyscale equivalent#515151

Inverted#E1AD22

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#0068E1no red cones; affects about 1% of men; ΔE 16.4 from the original

Deuteranopia#0057DAno green cones; the most common form, about 1% of men; ΔE 6.1 from the original

Tritanopia#007790no blue cones; rare, and affects men and women equally; ΔE 76.8 from the original

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

Contrast with white, large text6.35:1WCAG large text: AAA

Contrast with black, large text3.31:1WCAG large text: AA

Named colours

Royal blue · ΔE 15.7 Medium slateblue · ΔE 16 Slate blue · ΔE 18 Medium purple · ΔE 28.9 Rebecca purple · ΔE 29.7 Dark blue · ΔE 30.1

Nearest named CSS colourRoyal blue (#4169E1)ΔE 15.74, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#DDA91E

Analogous#1EB2DD, #491EDD

Triadic#DD1E52, #52DD1E

Split complementary#DD491E, #B2DD1E

Tetradic#DD1EB2, #DDA91E, #1EDD4A

Tints, shades & saturation

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

Lighter +40%#CFDAF8

Lighter +30%#A2B8F2

Lighter +20%#7595EC

Lighter +10%#4873E6

Darker −10%#1841B0

Darker −20%#123183

Darker −30%#0C2056

Darker −40%#060F29

More saturated +25%#0044FB

Less saturated −25%#3D60BE

Channel breakdown

R30

G82

B221

Red30 (11.8%)

Green82 (32.2%)

Blue221 (86.7%)

Hue223.66°

Saturation (HSL)76.1%

Lightness49.22%

Dominant channelBlue

Hex per channelR 1E · G 52 · B DD

Keep nerding

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#1E52DD

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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