Colour

#1E5740

#1E5740
Cyan
Dark
Nearest: Dark slate grey

#1E5740 is a cyan with RGB values 30, 87, 64 and HSL 156°, 49%, 23%. It is a dark colour, so white text on it reaches 8.4:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#1E5740#1E5740

HEX#1E5740

RGBrgb(30, 87, 64)

RGB (0–1)0.1176, 0.3412, 0.251

RGB percentages11.8%, 34.1%, 25.1%

HSLhsl(155.8, 48.7%, 22.9%)

HSV / HSBhsv(155.8, 65.5%, 34.1%)

CMYK65.5%, 0%, 26.4%, 65.9%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,988,416

CSS custom property--colour: #1E5740;

Brightness & contrast

Relative luminance0.07463WCAG 2.x, 0 is black and 1 is white

Perceived brightness72 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 8.43:1

Contrast with white8.43:1WCAG normal text: AAA

Contrast with black2.49:1WCAG normal text: Fail

Greyscale equivalent#494949

Inverted#E1A8BF

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#55513Fno red cones; affects about 1% of men; ΔE 23.4 from the original

Deuteranopia#4D4B41no green cones; the most common form, about 1% of men; ΔE 23.7 from the original

Tritanopia#005751no blue cones; rare, and affects men and women equally; ΔE 11 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text8.43:1WCAG large text: AAA

Contrast with black, large text2.49:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 17.6 Teal · ΔE 22.9 Dark olivegreen · ΔE 25.2 Dark cyan · ΔE 26.4 Sea green · ΔE 26.8 Dim grey · ΔE 28.5

Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 17.61, a distinctly different colour

Hue familycyan

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#571E35

Analogous#1E5724, #1E5257

Triadic#401E57, #57401E

Split complementary#571E52, #57231E

Tetradic#241E57, #571E35, #52571E

Tints, shades & saturation

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

Lighter +40%#72CFA9

Lighter +30%#4DC192

Lighter +20%#38A378

Lighter +10%#2B7D5C

Darker −10%#113124

Darker −20%#040B08

Darker −30%#000000

Darker −40%#000000

More saturated +25%#0F6643

Less saturated −25%#2D483D

Channel breakdown

R30

G87

B64

Red30 (11.8%)

Green87 (34.1%)

Blue64 (25.1%)

Hue155.79°

Saturation (HSL)48.72%

Lightness22.94%

Dominant channelGreen

Hex per channelR 1E · G 57 · B 40

Keep nerding

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#1E5740

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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