Colour

#18535F

#18535F
Cyan
Dark
Nearest: Dark slate grey

#18535F is a cyan with RGB values 24, 83, 95 and HSL 190°, 60%, 23%. It is a dark colour, so white text on it reaches 8.6:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#18535F#18535F

HEX#18535F

RGBrgb(24, 83, 95)

RGB (0–1)0.0941, 0.3255, 0.3725

RGB percentages9.4%, 32.5%, 37.3%

HSLhsl(190.1, 59.7%, 23.3%)

HSV / HSBhsv(190.1, 74.7%, 37.3%)

CMYK74.7%, 12.6%, 0%, 62.7%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,594,207

CSS custom property--colour: #18535F;

Brightness & contrast

Relative luminance0.07207WCAG 2.x, 0 is black and 1 is white

Perceived brightness72.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 8.6:1

Contrast with white8.6:1WCAG normal text: AAA

Contrast with black2.44:1WCAG normal text: Fail

Greyscale equivalent#474747

Inverted#E7ACA0

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#4A5060no red cones; affects about 1% of men; ΔE 16.1 from the original

Deuteranopia#40495Fno green cones; the most common form, about 1% of men; ΔE 16.6 from the original

Tritanopia#005857no blue cones; rare, and affects men and women equally; ΔE 10.5 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text8.6:1WCAG large text: AAA

Contrast with black, large text2.44:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 9.2 Teal · ΔE 22 Dim grey · ΔE 22.5 Slate grey · ΔE 23.9 Dark cyan · ΔE 26 Light slate grey · ΔE 26.6

Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 9.16, clearly different but related

Hue familycyan

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#5F2418

Analogous#185F47, #18305F

Triadic#5F1853, #535F18

Split complementary#5F1830, #5F4718

Tetradic#47185F, #5F2418, #305F18

Tints, shades & saturation

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

Lighter +40%#6AC6D9

Lighter +30%#41B7CF

Lighter +20%#2D9AB0

Lighter +10%#227788

Darker −10%#0E2F36

Darker −20%#030C0E

Darker −30%#000000

Darker −40%#000000

More saturated +25%#095D6E

Less saturated −25%#274950

Channel breakdown

R24

G83

B95

Red24 (9.4%)

Green83 (32.5%)

Blue95 (37.3%)

Hue190.14°

Saturation (HSL)59.66%

Lightness23.33%

Dominant channelBlue

Hex per channelR 18 · G 53 · B 5F

Keep nerding

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

#18535F

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