Colour

#17252A

#17252A
Cyan
Dark
Nearest: Black

#17252A is a cyan with RGB values 23, 37, 42 and HSL 196°, 29%, 13%. It is a dark colour, so white text on it reaches 15.7:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#17252A#17252A

HEX#17252A

RGBrgb(23, 37, 42)

RGB (0–1)0.0902, 0.1451, 0.1647

RGB percentages9%, 14.5%, 16.5%

HSLhsl(195.8, 29.2%, 12.7%)

HSV / HSBhsv(195.8, 45.2%, 16.5%)

CMYK45.2%, 11.9%, 0%, 83.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,516,842

CSS custom property--colour: #17252A;

Brightness & contrast

Relative luminance0.01672WCAG 2.x, 0 is black and 1 is white

Perceived brightness34.1 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 15.74:1

Contrast with white15.74:1WCAG normal text: AAA

Contrast with black1.33:1WCAG normal text: Fail

Greyscale equivalent#222222

Inverted#E8DAD5

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#22242Ano red cones; affects about 1% of men; ΔE 5.2 from the original

Deuteranopia#1F222Ano green cones; the most common form, about 1% of men; ΔE 5.3 from the original

Tritanopia#102727no blue cones; rare, and affects men and women equally; ΔE 5.3 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text15.74:1WCAG large text: AAA

Contrast with black, large text1.33:1WCAG large text: Fail

Named colours

Black · ΔE 15.3 Dark slate grey · ΔE 19.1 Dim grey · ΔE 31.5 Slate grey · ΔE 39.6 Gray · ΔE 40.5 Teal · ΔE 42.5

Nearest named CSS colourBlack (#000000)ΔE 15.26, a distinctly different colour

Hue familycyan

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#2A1C17

Analogous#172A25, #171B2A

Triadic#2A1725, #252A17

Split complementary#2A171C, #2A2517

Tetradic#25172A, #2A1C17, #1B2A17

Tints, shades & saturation

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

Lighter +40%#6397AA

Lighter +30%#4D7C8D

Lighter +20%#3B5F6C

Lighter +10%#29424B

Darker −10%#050809

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#0F2932

Less saturated −25%#1F2122

Channel breakdown

R23

G37

B42

Red23 (9%)

Green37 (14.5%)

Blue42 (16.5%)

Hue195.79°

Saturation (HSL)29.23%

Lightness12.75%

Dominant channelBlue

Hex per channelR 17 · G 25 · B 2A

Keep nerding

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

#17252A

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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