Recognised as Colour

#1D2225

#1D2225
Blue
Dark
Nearest: Black

#1D2225 is a blue with RGB values 29, 34, 37 and HSL 203°, 12%, 13%. It is a dark colour, so white text on it reaches 16.1:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#1D2225#1D2225

HEX#1D2225

RGBrgb(29, 34, 37)

RGB (0–1)0.1137, 0.1333, 0.1451

RGB percentages11.4%, 13.3%, 14.5%

HSLhsl(202.5, 12.1%, 12.9%)

HSV / HSBhsv(202.5, 21.6%, 14.5%)

CMYK21.6%, 8.1%, 0%, 85.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,909,285

CSS custom property--colour: #1D2225;

Brightness & contrast

Relative luminance0.01539WCAG 2.x, 0 is black and 1 is white

Perceived brightness33 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 16.06:1

Contrast with white16.06:1WCAG normal text: AAA

Contrast with black1.31:1WCAG normal text: Fail

Greyscale equivalent#212121

Inverted#E2DDDA

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#212225no red cones; affects about 1% of men; ΔE 1.9 from the original

Deuteranopia#1F2125no green cones; the most common form, about 1% of men; ΔE 1.6 from the original

Tritanopia#1B2323no blue cones; rare, and affects men and women equally; ΔE 2.7 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text16.06:1WCAG large text: AAA

Contrast with black, large text1.31:1WCAG large text: Fail

Named colours

Black · ΔE 13.2 Dark slate grey · ΔE 21.1 Dim grey · ΔE 31.7 Slate grey · ΔE 40.7 Gray · ΔE 40.9 Light slate grey · ΔE 43.9

Nearest named CSS colourBlack (#000000)ΔE 13.23, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#25201D

Analogous#1D2524, #1D1E25

Triadic#251D22, #22251D

Split complementary#251D1E, #25241D

Tetradic#241D25, #25201D, #1E251D

Tints, shades & saturation

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

Lighter +40%#788B96

Lighter +30%#60717B

Lighter +20%#4A575E

Lighter +10%#333C42

Darker −10%#070808

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#15242D

Less saturated −25%#212121

Channel breakdown

R29

G34

B37

Red29 (11.4%)

Green34 (13.3%)

Blue37 (14.5%)

Hue202.5°

Saturation (HSL)12.12%

Lightness12.94%

Dominant channelBlue

Hex per channelR 1D · G 22 · B 25

Keep nerding

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

#1D2225

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

Nerdulate something else