Colour

#437F9A

#437F9A
Cyan
Dark
Nearest: Slate grey

#437F9A is a cyan with RGB values 67, 127, 154 and HSL 199°, 39%, 43%. It is a dark colour, so black text on it reaches 4.7:1 contrast (AA for normal text). The nearest named colour is Slate grey.

Colour values

#437F9A#437F9A

HEX#437F9A

RGBrgb(67, 127, 154)

RGB (0–1)0.2627, 0.498, 0.6039

RGB percentages26.3%, 49.8%, 60.4%

HSLhsl(198.6, 39.4%, 43.3%)

HSV / HSBhsv(198.6, 56.5%, 60.4%)

CMYK56.5%, 17.5%, 0%, 39.6%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer4,423,578

CSS custom property--colour: #437F9A;

Brightness & contrast

Relative luminance0.18705WCAG 2.x, 0 is black and 1 is white

Perceived brightness116.2 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 4.74:1

Contrast with white4.43:1WCAG normal text: Fail

Contrast with black4.74:1WCAG normal text: AA

Greyscale equivalent#747474

Inverted#BC8065

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#717D9Bno red cones; affects about 1% of men; ΔE 14.5 from the original

Deuteranopia#65749Ano green cones; the most common form, about 1% of men; ΔE 15.6 from the original

Tritanopia#008788no blue cones; rare, and affects men and women equally; ΔE 21.4 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text4.43:1WCAG large text: AA

Contrast with black, large text4.74:1WCAG large text: AAA

Named colours

Slate grey · ΔE 13.8 Steel blue · ΔE 14 Light slate grey · ΔE 14.2 Cadetblue · ΔE 18.8 Teal · ΔE 21.3 Dark cyan · ΔE 22.4

Nearest named CSS colourSlate grey (#708090)ΔE 13.76, a distinctly different colour

Hue familycyan

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#9A5E43

Analogous#439A8A, #43539A

Triadic#9A437F, #7F9A43

Split complementary#9A4353, #9A8A43

Tetradic#8A439A, #9A5E43, #539A43

Tints, shades & saturation

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

Lighter +40%#C4DBE5

Lighter +30%#A0C5D6

Lighter +20%#7DAFC6

Lighter +10%#599AB7

Darker −10%#346276

Darker −20%#244453

Darker −30%#15272F

Darker −40%#050A0C

More saturated +25%#2789B6

Less saturated −25%#5F757E

Channel breakdown

R67

G127

B154

Red67 (26.3%)

Green127 (49.8%)

Blue154 (60.4%)

Hue198.62°

Saturation (HSL)39.37%

Lightness43.33%

Dominant channelBlue

Hex per channelR 43 · G 7F · B 9A

Keep nerding

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

#437F9A

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