Recognised as Colour

#1500ED

#1500ED
Blue
Dark
Nearest: Blue

#1500ED is a blue with RGB values 21, 0, 237 and HSL 245°, 100%, 46%. It is a dark colour, so white text on it reaches 9.3:1 contrast (AAA for normal text). The nearest named colour is Blue.

Colour values

#1500ED#1500ED

HEX#1500ED

RGBrgb(21, 0, 237)

RGB (0–1)0.0824, 0, 0.9294

RGB percentages8.2%, 0%, 92.9%

HSLhsl(245.3, 100%, 46.5%)

HSV / HSBhsv(245.3, 100%, 92.9%)

CMYK91.1%, 100%, 0%, 7.1%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,376,493

CSS custom property--colour: #1500ED;

Brightness & contrast

Relative luminance0.06274WCAG 2.x, 0 is black and 1 is white

Perceived brightness80.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 9.31:1

Contrast with white9.31:1WCAG normal text: AAA

Contrast with black2.25:1WCAG normal text: Fail

Greyscale equivalent#161616

Inverted#EAFF12

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#0052F2no red cones; affects about 1% of men; ΔE 38.1 from the original

Deuteranopia#003AEAno green cones; the most common form, about 1% of men; ΔE 24.3 from the original

Tritanopia#00638Bno blue cones; rare, and affects men and women equally; ΔE 111.4 from the original

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

Contrast with white, large text9.31:1WCAG large text: AAA

Contrast with black, large text2.25:1WCAG large text: Fail

Named colours

Blue · ΔE 8 Medium blue · ΔE 13.6 Blue violet · ΔE 29.7 Dark violet · ΔE 32.5 Dark blue · ΔE 43.7 Dark orchid · ΔE 44.5

Nearest named CSS colourBlue (#0000FF)ΔE 8, clearly different but related

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#D8ED00

Analogous#0061ED, #8B00ED

Triadic#ED1500, #00ED15

Split complementary#ED8B00, #62ED00

Tetradic#ED0062, #D8ED00, #00ED8B

Tints, shades & saturation

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

Lighter +40%#C0BAFF

Lighter +30%#9287FF

Lighter +20%#6354FF

Lighter +10%#3521FF

Darker −10%#1000BA

Darker −20%#0C0087

Darker −30%#070054

Darker −40%#030021

More saturated +25%#1500ED

Less saturated −25%#2D1ECF

Channel breakdown

R21

B237

Red21 (8.2%)

Green0 (0%)

Blue237 (92.9%)

Hue245.32°

Saturation (HSL)100%

Lightness46.47%

Dominant channelBlue

Hex per channelR 15 · G 00 · B ED

Keep nerding

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

#1500ED

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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