Colour

#1F2536

#1F2536
Blue
Dark
Nearest: Black

#1F2536 is a blue with RGB values 31, 37, 54 and HSL 224°, 27%, 17%. It is a dark colour, so white text on it reaches 15.3:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#1F2536#1F2536

HEX#1F2536

RGBrgb(31, 37, 54)

RGB (0–1)0.1216, 0.1451, 0.2118

RGB percentages12.2%, 14.5%, 21.2%

HSLhsl(224.3, 27.1%, 16.7%)

HSV / HSBhsv(224.3, 42.6%, 21.2%)

CMYK42.6%, 31.5%, 0%, 78.8%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer2,041,142

CSS custom property--colour: #1F2536;

Brightness & contrast

Relative luminance0.01881WCAG 2.x, 0 is black and 1 is white

Perceived brightness37.7 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 15.26:1

Contrast with white15.26:1WCAG normal text: AAA

Contrast with black1.38:1WCAG normal text: Fail

Greyscale equivalent#252525

Inverted#E0DAC9

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#1F2637no red cones; affects about 1% of men; ΔE 0.6 from the original

Deuteranopia#1D2436no green cones; the most common form, about 1% of men; ΔE 0.9 from the original

Tritanopia#18282Bno blue cones; rare, and affects men and women equally; ΔE 11.4 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text15.26:1WCAG large text: AAA

Contrast with black, large text1.38:1WCAG large text: Fail

Named colours

Black · ΔE 19.2 Dark slate grey · ΔE 23.2 Dim grey · ΔE 32 Slate grey · ΔE 38.3 Gray · ΔE 40.6 Light slate grey · ΔE 41.4

Nearest named CSS colourBlack (#000000)ΔE 19.2, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#36301F

Analogous#1F3136, #241F36

Triadic#361F25, #25361F

Split complementary#36241F, #31361F

Tetradic#361F31, #36301F, #1F3624

Tints, shades & saturation

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

Lighter +40%#7382AE

Lighter +30%#576897

Lighter +20%#445177

Lighter +10%#323B56

Darker −10%#0C0F16

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#142041

Less saturated −25%#2A2A2B

Channel breakdown

R31

G37

B54

Red31 (12.2%)

Green37 (14.5%)

Blue54 (21.2%)

Hue224.35°

Saturation (HSL)27.06%

Lightness16.67%

Dominant channelBlue

Hex per channelR 1F · G 25 · B 36

Keep nerding

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

#1F2536

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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