Colour

#23232B

#23232B
Blue
Dark
Nearest: Black

#23232B is a blue with RGB values 35, 35, 43 and HSL 240°, 10%, 15%. It is a dark colour, so white text on it reaches 15.6:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#23232B#23232B

HEX#23232B

RGBrgb(35, 35, 43)

RGB (0–1)0.1373, 0.1373, 0.1686

RGB percentages13.7%, 13.7%, 16.9%

HSLhsl(240, 10.3%, 15.3%)

HSV / HSBhsv(240, 18.6%, 16.9%)

CMYK18.6%, 18.6%, 0%, 83.1%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer2,302,763

CSS custom property--colour: #23232B;

Brightness & contrast

Relative luminance0.01734WCAG 2.x, 0 is black and 1 is white

Perceived brightness36 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 15.59:1

Contrast with white15.59:1WCAG normal text: AAA

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

Greyscale equivalent#242424

Inverted#DCDCD4

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#21242Bno red cones; affects about 1% of men; ΔE 1.6 from the original

Deuteranopia#21232Bno green cones; the most common form, about 1% of men; ΔE 0.9 from the original

Tritanopia#212426no blue cones; rare, and affects men and women equally; ΔE 4.6 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text15.59:1WCAG large text: AAA

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

Named colours

Black · ΔE 15.1 Dark slate grey · ΔE 22.2 Dim grey · ΔE 30.9 Slate grey · ΔE 39.4 Gray · ΔE 40 Light slate grey · ΔE 42.5

Nearest named CSS colourBlack (#000000)ΔE 15.14, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#2B2B23

Analogous#23272B, #27232B

Triadic#2B2323, #232B23

Split complementary#2B2723, #272B23

Tetradic#2B2327, #2B2B23, #232B27

Tints, shades & saturation

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

Lighter +40%#818199

Lighter +30%#68687F

Lighter +20%#515163

Lighter +10%#3A3A47

Darker −10%#0C0C0F

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#191935

Less saturated −25%#272727

Channel breakdown

R35

G35

B43

Red35 (13.7%)

Green35 (13.7%)

Blue43 (16.9%)

Hue240°

Saturation (HSL)10.26%

Lightness15.29%

Dominant channelBlue

Hex per channelR 23 · G 23 · B 2B

Keep nerding

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

#23232B

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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