Colour

#19253A

#19253A
Blue
Dark
Nearest: Black

#19253A is a blue with RGB values 25, 37, 58 and HSL 218°, 40%, 16%. It is a dark colour, so white text on it reaches 15.4:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#19253A#19253A

HEX#19253A

RGBrgb(25, 37, 58)

RGB (0–1)0.098, 0.1451, 0.2275

RGB percentages9.8%, 14.5%, 22.7%

HSLhsl(218.2, 39.8%, 16.3%)

HSV / HSBhsv(218.2, 56.9%, 22.7%)

CMYK56.9%, 36.2%, 0%, 77.3%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,647,930

CSS custom property--colour: #19253A;

Brightness & contrast

Relative luminance0.01835WCAG 2.x, 0 is black and 1 is white

Perceived brightness37.1 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 15.36:1

Contrast with white15.36:1WCAG normal text: AAA

Contrast with black1.37:1WCAG normal text: Fail

Greyscale equivalent#242424

Inverted#E6DAC5

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#1D273Bno red cones; affects about 1% of men; ΔE 1.4 from the original

Deuteranopia#19233Ano green cones; the most common form, about 1% of men; ΔE 1.9 from the original

Tritanopia#0B2A2Cno blue cones; rare, and affects men and women equally; ΔE 16.3 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text15.36:1WCAG large text: AAA

Contrast with black, large text1.37:1WCAG large text: Fail

Named colours

Black · ΔE 21.1 Dark slate grey · ΔE 24.4 Dim grey · ΔE 33.5 Slate grey · ΔE 38.7 Dark slateblue · ΔE 39.6 Light slate grey · ΔE 41.7

Nearest named CSS colourBlack (#000000)ΔE 21.13, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#3A2E19

Analogous#19353A, #1E193A

Triadic#3A1925, #253A19

Split complementary#3A1E19, #353A19

Tetradic#3A1935, #3A2E19, #193A1D

Tints, shades & saturation

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

Lighter +40%#6383BC

Lighter +30%#4769A5

Lighter +20%#385281

Lighter +10%#283C5E

Darker −10%#0A0E16

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#0F2244

Less saturated −25%#232830

Channel breakdown

R25

G37

B58

Red25 (9.8%)

Green37 (14.5%)

Blue58 (22.7%)

Hue218.18°

Saturation (HSL)39.76%

Lightness16.27%

Dominant channelBlue

Hex per channelR 19 · G 25 · B 3A

Keep nerding

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#19253A

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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