Recognised as Colour

#58637F

#58637F
Blue
Dark
Nearest: Slate grey

#58637F is a blue with RGB values 88, 99, 127 and HSL 223°, 18%, 42%. It is a dark colour, so white text on it reaches 6:1 contrast (AA for normal text). The nearest named colour is Slate grey.

Colour values

#58637F#58637F

HEX#58637F

RGBrgb(88, 99, 127)

RGB (0–1)0.3451, 0.3882, 0.498

RGB percentages34.5%, 38.8%, 49.8%

HSLhsl(223.1, 18.1%, 42.2%)

HSV / HSBhsv(223.1, 30.7%, 49.8%)

CMYK30.7%, 22%, 0%, 50.2%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer5,792,639

CSS custom property--colour: #58637F;

Brightness & contrast

Relative luminance0.12531WCAG 2.x, 0 is black and 1 is white

Perceived brightness99.5 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 5.99:1

Contrast with white5.99:1WCAG normal text: AA

Contrast with black3.51:1WCAG normal text: Fail

Greyscale equivalent#636363

Inverted#A79C80

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#5A6580no red cones; affects about 1% of men; ΔE 1 from the original

Deuteranopia#57627Eno green cones; the most common form, about 1% of men; ΔE 0.4 from the original

Tritanopia#4D686Cno blue cones; rare, and affects men and women equally; ΔE 16.4 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text5.99:1WCAG large text: AAA

Contrast with black, large text3.51:1WCAG large text: AA

Named colours

Slate grey · ΔE 13.5 Light slate grey · ΔE 15.9 Dim grey · ΔE 17.4 Steel blue · ΔE 19.7 Gray · ΔE 20.7 Dark slate grey · ΔE 22.4

Nearest named CSS colourSlate grey (#708090)ΔE 13.5, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#7F7458

Analogous#58777F, #61587F

Triadic#7F5863, #637F58

Split complementary#7F6158, #767F58

Tetradic#7F5877, #7F7458, #587F61

Tints, shades & saturation

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

Lighter +40%#C9CEDA

Lighter +30%#ABB2C5

Lighter +20%#8D97B0

Lighter +10%#6F7B9B

Darker −10%#434C61

Darker −20%#2E3443

Darker −30%#191D25

Darker −40%#050506

More saturated +25%#3D579A

Less saturated −25%#6C6C6C

Channel breakdown

R88

G99

B127

Red88 (34.5%)

Green99 (38.8%)

Blue127 (49.8%)

Hue223.08°

Saturation (HSL)18.14%

Lightness42.16%

Dominant channelBlue

Hex per channelR 58 · G 63 · B 7F

Keep nerding

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

#58637F

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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