Colour

#1F2529

#1F2529
Blue
Dark
Nearest: Black

#1F2529 is a blue with RGB values 31, 37, 41 and HSL 204°, 14%, 14%. It is a dark colour, so white text on it reaches 15.5:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#1F2529#1F2529

HEX#1F2529

RGBrgb(31, 37, 41)

RGB (0–1)0.1216, 0.1451, 0.1608

RGB percentages12.2%, 14.5%, 16.1%

HSLhsl(204, 13.9%, 14.1%)

HSV / HSBhsv(204, 24.4%, 16.1%)

CMYK24.4%, 9.8%, 0%, 83.9%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer2,041,129

CSS custom property--colour: #1F2529;

Brightness & contrast

Relative luminance0.01775WCAG 2.x, 0 is black and 1 is white

Perceived brightness35.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 15.5:1

Contrast with white15.5:1WCAG normal text: AAA

Contrast with black1.35:1WCAG normal text: Fail

Greyscale equivalent#242424

Inverted#E0DAD6

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#232529no red cones; affects about 1% of men; ΔE 1.8 from the original

Deuteranopia#222429no green cones; the most common form, about 1% of men; ΔE 2 from the original

Tritanopia#1C2626no blue cones; rare, and affects men and women equally; ΔE 3.5 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text15.5:1WCAG large text: AAA

Contrast with black, large text1.35:1WCAG large text: Fail

Named colours

Black · ΔE 14.8 Dark slate grey · ΔE 19.8 Dim grey · ΔE 30.4 Slate grey · ΔE 39.2 Gray · ΔE 39.5 Light slate grey · ΔE 42.3

Nearest named CSS colourBlack (#000000)ΔE 14.77, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#29231F

Analogous#1F2928, #1F2029

Triadic#291F25, #25291F

Split complementary#291F20, #29281F

Tetradic#281F29, #29231F, #20291F

Tints, shades & saturation

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

Lighter +40%#7A8D9A

Lighter +30%#617480

Lighter +20%#4B5963

Lighter +10%#353F46

Darker −10%#090B0C

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#162732

Less saturated −25%#242424

Channel breakdown

R31

G37

B41

Red31 (12.2%)

Green37 (14.5%)

Blue41 (16.1%)

Hue204°

Saturation (HSL)13.89%

Lightness14.12%

Dominant channelBlue

Hex per channelR 1F · G 25 · B 29

Keep nerding

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

#1F2529

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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