Colour

#15363C

#15363C
Cyan
Dark
Nearest: Dark slate grey

#15363C is a cyan with RGB values 21, 54, 60 and HSL 189°, 48%, 16%. It is a dark colour, so white text on it reaches 12.9:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#15363C#15363C

HEX#15363C

RGBrgb(21, 54, 60)

RGB (0–1)0.0824, 0.2118, 0.2353

RGB percentages8.2%, 21.2%, 23.5%

HSLhsl(189.2, 48.1%, 15.9%)

HSV / HSBhsv(189.2, 65%, 23.5%)

CMYK65%, 10%, 0%, 76.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,390,140

CSS custom property--colour: #15363C;

Brightness & contrast

Relative luminance0.03124WCAG 2.x, 0 is black and 1 is white

Perceived brightness47.5 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 12.92:1

Contrast with white12.92:1WCAG normal text: AAA

Contrast with black1.62:1WCAG normal text: Fail

Greyscale equivalent#2F2F2F

Inverted#EAC9C3

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#31343Cno red cones; affects about 1% of men; ΔE 10.9 from the original

Deuteranopia#2B303Cno green cones; the most common form, about 1% of men; ΔE 11.1 from the original

Tritanopia#003938no blue cones; rare, and affects men and women equally; ΔE 7.7 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text12.92:1WCAG large text: AAA

Contrast with black, large text1.62:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 11.5 Black · ΔE 24 Dim grey · ΔE 26.9 Slate grey · ΔE 33.4 Teal · ΔE 33.6 Gray · ΔE 35.3

Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 11.48, a distinctly different colour

Hue familycyan

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#3C1B15

Analogous#153C2F, #15223C

Triadic#3C1536, #363C15

Split complementary#3C1522, #3C2F15

Tetradic#2F153C, #3C1B15, #223C15

Tints, shades & saturation

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

Lighter +40%#58B4C5

Lighter +30%#3D9CAD

Lighter +20%#2F7A88

Lighter +10%#225862

Darker −10%#081416

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#0B3D46

Less saturated −25%#1F2F32

Channel breakdown

R21

G54

B60

Red21 (8.2%)

Green54 (21.2%)

Blue60 (23.5%)

Hue189.23°

Saturation (HSL)48.15%

Lightness15.88%

Dominant channelBlue

Hex per channelR 15 · G 36 · B 3C

Keep nerding

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#15363C

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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