Colour

#0107DB

#0107DB
Blue
Dark
Nearest: Medium blue

#0107DB is a blue with RGB values 1, 7, 219 and HSL 238°, 99%, 43%. It is a dark colour, so white text on it reaches 10.2:1 contrast (AAA for normal text). The nearest named colour is Medium blue.

Colour values

#0107DB#0107DB

HEX#0107DB

RGBrgb(1, 7, 219)

RGB (0–1)0.0039, 0.0275, 0.8588

RGB percentages0.4%, 2.7%, 85.9%

HSLhsl(238.3, 99.1%, 43.1%)

HSV / HSBhsv(238.3, 99.5%, 85.9%)

CMYK99.5%, 96.8%, 0%, 14.1%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer67,547

CSS custom property--colour: #0107DB;

Brightness & contrast

Relative luminance0.05273WCAG 2.x, 0 is black and 1 is white

Perceived brightness74.1 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 10.22:1

Contrast with white10.22:1WCAG normal text: AAA

Contrast with black2.05:1WCAG normal text: Fail

Greyscale equivalent#151515

Inverted#FEF824

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#004CE0no red cones; affects about 1% of men; ΔE 35.2 from the original

Deuteranopia#0035D8no green cones; the most common form, about 1% of men; ΔE 21.9 from the original

Tritanopia#005C80no blue cones; rare, and affects men and women equally; ΔE 104.8 from the original

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

Contrast with white, large text10.22:1WCAG large text: AAA

Contrast with black, large text2.05:1WCAG large text: Fail

Named colours

Medium blue · ΔE 5.1 Blue · ΔE 16.6 Blue violet · ΔE 25.4 Dark violet · ΔE 28.7 Dark blue · ΔE 35.1 Dark orchid · ΔE 38.9

Nearest named CSS colourMedium blue (#0000CD)ΔE 5.11, clearly different but related

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#DBD501

Analogous#0174DB, #6801DB

Triadic#DB0107, #07DB01

Split complementary#DB6801, #74DB01

Tetradic#DB0174, #DBD501, #01DB68

Tints, shades & saturation

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

Lighter +40%#A9ACFF

Lighter +30%#777AFE

Lighter +20%#4449FE

Lighter +10%#1118FE

Darker −10%#0105A8

Darker −20%#010475

Darker −30%#000243

Darker −40%#000110

More saturated +25%#0006DC

Less saturated −25%#1C21C0

Channel breakdown

B219

Red1 (0.4%)

Green7 (2.7%)

Blue219 (85.9%)

Hue238.35°

Saturation (HSL)99.09%

Lightness43.14%

Dominant channelBlue

Hex per channelR 01 · G 07 · B DB

Keep nerding

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#0107DB

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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