Colour

#01022D

#01022D
Blue
Dark
Nearest: Black

#01022D is a blue with RGB values 1, 2, 45 and HSL 239°, 96%, 9%. It is a dark colour, so white text on it reaches 20:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#01022D#01022D

HEX#01022D

RGBrgb(1, 2, 45)

RGB (0–1)0.0039, 0.0078, 0.1765

RGB percentages0.4%, 0.8%, 17.6%

HSLhsl(238.6, 95.7%, 9%)

HSV / HSBhsv(238.6, 97.8%, 17.6%)

CMYK97.8%, 95.6%, 0%, 82.4%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer66,093

CSS custom property--colour: #01022D;

Brightness & contrast

Relative luminance0.00239WCAG 2.x, 0 is black and 1 is white

Perceived brightness15.3 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 20.04:1

Contrast with white20.04:1WCAG normal text: AAA

Contrast with black1.05:1WCAG normal text: Fail

Greyscale equivalent#050505

Inverted#FEFDD2

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#000A2Eno red cones; affects about 1% of men; ΔE 3.8 from the original

Deuteranopia#00062Cno green cones; the most common form, about 1% of men; ΔE 3 from the original

Tritanopia#000E17no blue cones; rare, and affects men and women equally; ΔE 23.3 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text20.04:1WCAG large text: AAA

Contrast with black, large text1.05:1WCAG large text: Fail

Named colours

Black · ΔE 28.1 Midnight blue · ΔE 34.3 Dark slateblue · ΔE 36.2 Dark slate grey · ΔE 43.1 Rebecca purple · ΔE 49 Dim grey · ΔE 50.7

Nearest named CSS colourBlack (#000000)ΔE 28.09, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#2D2C01

Analogous#01182D, #16012D

Triadic#2D0102, #022D01

Split complementary#2D1601, #182D01

Tetradic#2D0118, #2D2C01, #012D16

Tints, shades & saturation

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

Lighter +40%#050BF5

Lighter +30%#0409C3

Lighter +20%#030691

Lighter +10%#02045F

Darker −10%#000000

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#00012E

Less saturated −25%#070727

Channel breakdown

B45

Red1 (0.4%)

Green2 (0.8%)

Blue45 (17.6%)

Hue238.64°

Saturation (HSL)95.65%

Lightness9.02%

Dominant channelBlue

Hex per channelR 01 · G 02 · B 2D

Keep nerding

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

#01022D

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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