Colour

#0B23DF

#0B23DF
Blue
Dark
Nearest: Medium blue

#0B23DF is a blue with RGB values 11, 35, 223 and HSL 233°, 91%, 46%. It is a dark colour, so white text on it reaches 9.1:1 contrast (AAA for normal text). The nearest named colour is Medium blue.

Colour values

#0B23DF#0B23DF

HEX#0B23DF

RGBrgb(11, 35, 223)

RGB (0–1)0.0431, 0.1373, 0.8745

RGB percentages4.3%, 13.7%, 87.5%

HSLhsl(233.2, 90.6%, 45.9%)

HSV / HSBhsv(233.2, 95.1%, 87.5%)

CMYK95.1%, 84.3%, 0%, 12.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer730,079

CSS custom property--colour: #0B23DF;

Brightness & contrast

Relative luminance0.06601WCAG 2.x, 0 is black and 1 is white

Perceived brightness80.2 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 9.05:1

Contrast with white9.05:1WCAG normal text: AAA

Contrast with black2.32:1WCAG normal text: Fail

Greyscale equivalent#2B2B2B

Inverted#F4DC20

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#0053E4no red cones; affects about 1% of men; ΔE 30.4 from the original

Deuteranopia#003DDCno green cones; the most common form, about 1% of men; ΔE 17.4 from the original

Tritanopia#006385no blue cones; rare, and affects men and women equally; ΔE 99.6 from the original

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

Contrast with white, large text9.05:1WCAG large text: AAA

Contrast with black, large text2.32:1WCAG large text: Fail

Named colours

Medium blue · ΔE 7.7 Blue violet · ΔE 22 Blue · ΔE 23.1 Dark violet · ΔE 27.2 Dark blue · ΔE 30.8 Dark orchid · ΔE 34.4

Nearest named CSS colourMedium blue (#0000CD)ΔE 7.65, clearly different but related

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#DFC70B

Analogous#0B8DDF, #5D0BDF

Triadic#DF0B23, #23DF0B

Split complementary#DF5D0B, #8DDF0B

Tetradic#DF0B8D, #DFC70B, #0BDF5D

Tints, shades & saturation

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

Lighter +40%#BAC2FC

Lighter +30%#8A96F9

Lighter +20%#596BF7

Lighter +10%#2940F4

Darker −10%#091BAE

Darker −20%#06147E

Darker −30%#040C4D

Darker −40%#01041D

More saturated +25%#001AEA

Less saturated −25%#283AC2

Channel breakdown

R11

G35

B223

Red11 (4.3%)

Green35 (13.7%)

Blue223 (87.5%)

Hue233.21°

Saturation (HSL)90.6%

Lightness45.88%

Dominant channelBlue

Hex per channelR 0B · G 23 · B DF

Keep nerding

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

#0B23DF

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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