Colour

#1B1E25

#1B1E25
Blue
Dark
Nearest: Black

#1B1E25 is a blue with RGB values 27, 30, 37 and HSL 222°, 16%, 13%. It is a dark colour, so white text on it reaches 16.7:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#1B1E25#1B1E25

HEX#1B1E25

RGBrgb(27, 30, 37)

RGB (0–1)0.1059, 0.1176, 0.1451

RGB percentages10.6%, 11.8%, 14.5%

HSLhsl(222, 15.6%, 12.5%)

HSV / HSBhsv(222, 27%, 14.5%)

CMYK27%, 18.9%, 0%, 85.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,777,189

CSS custom property--colour: #1B1E25;

Brightness & contrast

Relative luminance0.01295WCAG 2.x, 0 is black and 1 is white

Perceived brightness30 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 16.68:1

Contrast with white16.68:1WCAG normal text: AAA

Contrast with black1.26:1WCAG normal text: Fail

Greyscale equivalent#1E1E1E

Inverted#E4E1DA

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#1C1E25no red cones; affects about 1% of men; ΔE 0.5 from the original

Deuteranopia#1B1E25no green cones; the most common form, about 1% of men; ΔE 0 from the original

Tritanopia#191F20no blue cones; rare, and affects men and women equally; ΔE 4.7 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text16.68:1WCAG large text: AAA

Contrast with black, large text1.26:1WCAG large text: Fail

Named colours

Black · ΔE 12.4 Dark slate grey · ΔE 23.6 Dim grey · ΔE 33.6 Slate grey · ΔE 42 Gray · ΔE 42.7 Light slate grey · ΔE 45.2

Nearest named CSS colourBlack (#000000)ΔE 12.41, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#25221B

Analogous#1B2325, #1D1B25

Triadic#251B1E, #1E251B

Split complementary#251D1B, #23251B

Tetradic#251B23, #25221B, #1B251D

Tints, shades & saturation

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

Lighter +40%#737E99

Lighter +30%#5C667D

Lighter +20%#464E60

Lighter +10%#313642

Darker −10%#050608

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#131B2D

Less saturated −25%#202020

Channel breakdown

R27

G30

B37

Red27 (10.6%)

Green30 (11.8%)

Blue37 (14.5%)

Hue222°

Saturation (HSL)15.63%

Lightness12.55%

Dominant channelBlue

Hex per channelR 1B · G 1E · B 25

Keep nerding

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

#1B1E25

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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