Recognised as Colour

#0102CD

#0102CD
Blue
Dark
Nearest: Medium blue

#0102CD is a blue with RGB values 1, 2, 205 and HSL 240°, 99%, 40%. It is a dark colour, so white text on it reaches 11.1:1 contrast (AAA for normal text). The nearest named colour is Medium blue.

Colour values

#0102CD#0102CD

HEX#0102CD

RGBrgb(1, 2, 205)

RGB (0–1)0.0039, 0.0078, 0.8039

RGB percentages0.4%, 0.8%, 80.4%

HSLhsl(239.7, 99%, 40.4%)

HSV / HSBhsv(239.7, 99.5%, 80.4%)

CMYK99.5%, 99%, 0%, 19.6%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer66,253

CSS custom property--colour: #0102CD;

Brightness & contrast

Relative luminance0.04458WCAG 2.x, 0 is black and 1 is white

Perceived brightness69.2 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 11.1:1

Contrast with white11.1:1WCAG normal text: AAA

Contrast with black1.89:1WCAG normal text: Fail

Greyscale equivalent#101010

Inverted#FEFD32

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#0046D2no red cones; affects about 1% of men; ΔE 33.8 from the original

Deuteranopia#0030CAno green cones; the most common form, about 1% of men; ΔE 21.2 from the original

Tritanopia#005577no blue cones; rare, and affects men and women equally; ΔE 100.4 from the original

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

Contrast with white, large text11.1:1WCAG large text: AAA

Contrast with black, large text1.89:1WCAG large text: Fail

Named colours

Medium blue · ΔE 0.5 Blue · ΔE 22 Blue violet · ΔE 23.9 Dark violet · ΔE 27.1 Dark blue · ΔE 29.7 Navy · ΔE 35

Nearest named CSS colourMedium blue (#0000CD)ΔE 0.51, indistinguishable to the eye

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#CDCC01

Analogous#0168CD, #6601CD

Triadic#CD0102, #02CD01

Split complementary#CD6601, #68CD01

Tetradic#CD0168, #CDCC01, #01CD66

Tints, shades & saturation

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

Lighter +40%#9B9CFF

Lighter +30%#6969FE

Lighter +20%#3637FE

Lighter +10%#0304FE

Darker −10%#01029A

Darker −20%#010167

Darker −30%#000135

Darker −40%#000002

More saturated +25%#0001CE

Less saturated −25%#1B1BB3

Channel breakdown

B205

Red1 (0.4%)

Green2 (0.8%)

Blue205 (80.4%)

Hue239.71°

Saturation (HSL)99.03%

Lightness40.39%

Dominant channelBlue

Hex per channelR 01 · G 02 · B CD

Keep nerding

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

#0102CD

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

Nerdulate something else