Recognised as Colour

#021EB1

#021EB1
Blue
Dark
Nearest: Dark blue

#021EB1 is a blue with RGB values 2, 30, 177 and HSL 230°, 98%, 35%. It is a dark colour, so white text on it reaches 11.5:1 contrast (AAA for normal text). The nearest named colour is Dark blue.

Colour values

#021EB1#021EB1

HEX#021EB1

RGBrgb(2, 30, 177)

RGB (0–1)0.0078, 0.1176, 0.6941

RGB percentages0.8%, 11.8%, 69.4%

HSLhsl(230.4, 97.8%, 35.1%)

HSV / HSBhsv(230.4, 98.9%, 69.4%)

CMYK98.9%, 83.1%, 0%, 30.6%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer138,929

CSS custom property--colour: #021EB1;

Brightness & contrast

Relative luminance0.04116WCAG 2.x, 0 is black and 1 is white

Perceived brightness64 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 11.52:1

Contrast with white11.52:1WCAG normal text: AAA

Contrast with black1.82:1WCAG normal text: Fail

Greyscale equivalent#232323

Inverted#FDE14E

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#0042B5no red cones; affects about 1% of men; ΔE 24.7 from the original

Deuteranopia#0030AFno green cones; the most common form, about 1% of men; ΔE 13.2 from the original

Tritanopia#004E69no blue cones; rare, and affects men and women equally; ΔE 81.9 from the original

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

Contrast with white, large text11.52:1WCAG large text: AAA

Contrast with black, large text1.82:1WCAG large text: Fail

Named colours

Dark blue · ΔE 12.1 Navy · ΔE 16.4 Medium blue · ΔE 22.6 Indigo · ΔE 23.5 Blue violet · ΔE 26.7 Dark orchid · ΔE 29.4

Nearest named CSS colourDark blue (#00008B)ΔE 12.13, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#B19502

Analogous#0276B1, #3D02B1

Triadic#B1021E, #1EB102

Split complementary#B13D02, #76B102

Tetradic#B10276, #B19502, #02B13D

Tints, shades & saturation

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

Lighter +40%#8195FE

Lighter +30%#4F6BFD

Lighter +20%#1D40FC

Lighter +10%#0327E3

Darker −10%#01157F

Darker −20%#010D4C

Darker −30%#00041A

Darker −40%#000000

More saturated +25%#001DB3

Less saturated −25%#182D9B

Channel breakdown

G30

B177

Red2 (0.8%)

Green30 (11.8%)

Blue177 (69.4%)

Hue230.4°

Saturation (HSL)97.77%

Lightness35.1%

Dominant channelBlue

Hex per channelR 02 · G 1E · B B1

Keep nerding

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

#021EB1

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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