Colour

#004454

#004454
Cyan
Dark
Nearest: Dark slate grey

#004454 is a cyan with RGB values 0, 68, 84 and HSL 191°, 100%, 16%. It is a dark colour, so white text on it reaches 10.7:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#004454#004454

HEX#004454

RGBrgb(0, 68, 84)

RGB (0–1)0, 0.2667, 0.3294

RGB percentages0%, 26.7%, 32.9%

HSLhsl(191.4, 100%, 16.5%)

HSV / HSBhsv(191.4, 100%, 32.9%)

CMYK100%, 19%, 0%, 67.1%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer17,492

CSS custom property--colour: #004454;

Brightness & contrast

Relative luminance0.04774WCAG 2.x, 0 is black and 1 is white

Perceived brightness59.3 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 10.74:1

Contrast with white10.74:1WCAG normal text: AAA

Contrast with black1.95:1WCAG normal text: Fail

Greyscale equivalent#373737

Inverted#FFBBAB

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#3A4255no red cones; affects about 1% of men; ΔE 14.6 from the original

Deuteranopia#303B54no green cones; the most common form, about 1% of men; ΔE 15.4 from the original

Tritanopia#004949no blue cones; rare, and affects men and women equally; ΔE 11.7 from the original

Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning

Contrast with white, large text10.74:1WCAG large text: AAA

Contrast with black, large text1.95:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 12.4 Dim grey · ΔE 26.7 Teal · ΔE 28.3 Slate grey · ΔE 29 Light slate grey · ΔE 31.8 Dark cyan · ΔE 32.4

Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 12.37, a distinctly different colour

Hue familycyan

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#541000

Analogous#00543A, #001A54

Triadic#540044, #445400

Split complementary#54001A, #543A00

Tetradic#3A0054, #541000, #1A5400

Tints, shades & saturation

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

Lighter +40%#21D5FF

Lighter +30%#00C0ED

Lighter +20%#0097BA

Lighter +10%#006D87

Darker −10%#001B21

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#004454

Less saturated −25%#0A3D4A

Channel breakdown

G68

B84

Red0 (0%)

Green68 (26.7%)

Blue84 (32.9%)

Hue191.43°

Saturation (HSL)100%

Lightness16.47%

Dominant channelBlue

Hex per channelR 00 · G 44 · B 54

Keep nerding

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#004454

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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