Colour

#253B45

#253B45
Cyan
Dark
Nearest: Dark slate grey

#253B45 is a cyan with RGB values 37, 59, 69 and HSL 199°, 30%, 21%. It is a dark colour, so white text on it reaches 11.7:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#253B45#253B45

HEX#253B45

RGBrgb(37, 59, 69)

RGB (0–1)0.1451, 0.2314, 0.2706

RGB percentages14.5%, 23.1%, 27.1%

HSLhsl(198.8, 30.2%, 20.8%)

HSV / HSBhsv(198.8, 46.4%, 27.1%)

CMYK46.4%, 14.5%, 0%, 72.9%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer2,440,005

CSS custom property--colour: #253B45;

Brightness & contrast

Relative luminance0.03951WCAG 2.x, 0 is black and 1 is white

Perceived brightness54.7 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 11.73:1

Contrast with white11.73:1WCAG normal text: AAA

Contrast with black1.79:1WCAG normal text: Fail

Greyscale equivalent#373737

Inverted#DAC4BA

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#363A46no red cones; affects about 1% of men; ΔE 7.1 from the original

Deuteranopia#313645no green cones; the most common form, about 1% of men; ΔE 7.6 from the original

Tritanopia#183E3Eno blue cones; rare, and affects men and women equally; ΔE 9.2 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text11.73:1WCAG large text: AAA

Contrast with black, large text1.79:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 11.2 Dim grey · ΔE 23.4 Black · ΔE 25.7 Slate grey · ΔE 29.6 Gray · ΔE 31.8 Light slate grey · ΔE 32.7

Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 11.17, a distinctly different colour

Hue familycyan

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#452F25

Analogous#25453F, #252B45

Triadic#45253B, #3B4525

Split complementary#45252B, #453F25

Tetradic#3F2545, #452F25, #2B4525

Tints, shades & saturation

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

Lighter +40%#7DA6B9

Lighter +30%#5C90A7

Lighter +20%#497487

Lighter +10%#375766

Darker −10%#131F24

Darker −20%#010203

Darker −30%#000000

Darker −40%#000000

More saturated +25%#184052

Less saturated −25%#323638

Channel breakdown

R37

G59

B69

Red37 (14.5%)

Green59 (23.1%)

Blue69 (27.1%)

Hue198.75°

Saturation (HSL)30.19%

Lightness20.78%

Dominant channelBlue

Hex per channelR 25 · G 3B · B 45

Keep nerding

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

#253B45

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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