Recognised as Colour

#151C36

#151C36
Blue
Dark
Nearest: Black

#151C36 is a blue with RGB values 21, 28, 54 and HSL 227°, 44%, 15%. It is a dark colour, so white text on it reaches 16.8:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#151C36#151C36

HEX#151C36

RGBrgb(21, 28, 54)

RGB (0–1)0.0824, 0.1098, 0.2118

RGB percentages8.2%, 11%, 21.2%

HSLhsl(227.3, 44%, 14.7%)

HSV / HSBhsv(227.3, 61.1%, 21.2%)

CMYK61.1%, 48.1%, 0%, 78.8%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,383,478

CSS custom property--colour: #151C36;

Brightness & contrast

Relative luminance0.01256WCAG 2.x, 0 is black and 1 is white

Perceived brightness30.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 16.78:1

Contrast with white16.78:1WCAG normal text: AAA

Contrast with black1.25:1WCAG normal text: Fail

Greyscale equivalent#1C1C1C

Inverted#EAE3C9

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#111F37no red cones; affects about 1% of men; ΔE 3.1 from the original

Deuteranopia#0E1C35no green cones; the most common form, about 1% of men; ΔE 2.3 from the original

Tritanopia#062226no blue cones; rare, and affects men and women equally; ΔE 19.3 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text16.78:1WCAG large text: AAA

Contrast with black, large text1.25:1WCAG large text: Fail

Named colours

Black · ΔE 22 Dark slate grey · ΔE 30.5 Dark slateblue · ΔE 37 Dim grey · ΔE 38.5 Midnight blue · ΔE 40.9 Slate grey · ΔE 43.3

Nearest named CSS colourBlack (#000000)ΔE 21.96, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#362F15

Analogous#152D36, #1E1536

Triadic#36151C, #1C3615

Split complementary#361E15, #2D3615

Tetradic#36152D, #362F15, #15361E

Tints, shades & saturation

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

Lighter +40%#596EBE

Lighter +30%#4055A4

Lighter +20%#32427F

Lighter +10%#232F5B

Darker −10%#070911

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#0C173F

Less saturated −25%#1E212D

Channel breakdown

R21

G28

B54

Red21 (8.2%)

Green28 (11%)

Blue54 (21.2%)

Hue227.27°

Saturation (HSL)44%

Lightness14.71%

Dominant channelBlue

Hex per channelR 15 · G 1C · B 36

Keep nerding

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

#151C36

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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