Colour

#030307

#030307
Blue
Dark
Nearest: Black

#030307 is a blue with RGB values 3, 3, 7 and HSL 240°, 40%, 2%. It is a dark colour, so white text on it reaches 20.6:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#030307#030307

HEX#030307

RGBrgb(3, 3, 7)

RGB (0–1)0.0118, 0.0118, 0.0275

RGB percentages1.2%, 1.2%, 2.7%

HSLhsl(240, 40%, 2%)

HSV / HSBhsv(240, 57.1%, 2.7%)

CMYK57.1%, 57.1%, 0%, 97.3%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer197,383

CSS custom property--colour: #030307;

Brightness & contrast

Relative luminance0.001WCAG 2.x, 0 is black and 1 is white

Perceived brightness3.7 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 20.59:1

Contrast with white20.59:1WCAG normal text: AAA

Contrast with black1.02:1WCAG normal text: Fail

Greyscale equivalent#030303

Inverted#FCFCF8

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#020307no red cones; affects about 1% of men; ΔE 0.3 from the original

Deuteranopia#020307no green cones; the most common form, about 1% of men; ΔE 0.3 from the original

Tritanopia#020404no blue cones; rare, and affects men and women equally; ΔE 1.7 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text20.59:1WCAG large text: AAA

Contrast with black, large text1.02:1WCAG large text: Fail

Named colours

Black · ΔE 1.8 Dark slate grey · ΔE 32.8 Dim grey · ΔE 43.5 Gray · ΔE 52.7 Slate grey · ΔE 52.8 Dark olivegreen · ΔE 55.8

Nearest named CSS colourBlack (#000000)ΔE 1.85, below the just-noticeable difference

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#070703

Analogous#030507, #050307

Triadic#070303, #030703

Split complementary#070503, #050703

Tetradic#070305, #070703, #030705

Tints, shades & saturation

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

Lighter +40%#404096

Lighter +30%#313172

Lighter +20%#22224E

Lighter +10%#12122B

Darker −10%#000000

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#020208

Less saturated −25%#040406

Channel breakdown

Red3 (1.2%)

Green3 (1.2%)

Blue7 (2.7%)

Hue240°

Saturation (HSL)40%

Lightness1.96%

Dominant channelBlue

Hex per channelR 03 · G 03 · B 07

Keep nerding

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

#030307

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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