Colour

#6579AC

#6579AC
Blue
Dark
Nearest: Steel blue

#6579AC is a blue with RGB values 101, 121, 172 and HSL 223°, 30%, 54%. It is a dark colour, so black text on it reaches 4.9:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#6579AC#6579AC

HEX#6579AC

RGBrgb(101, 121, 172)

RGB (0–1)0.3961, 0.4745, 0.6745

RGB percentages39.6%, 47.5%, 67.5%

HSLhsl(223.1, 30%, 53.5%)

HSV / HSBhsv(223.1, 41.3%, 67.5%)

CMYK41.3%, 29.7%, 0%, 32.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer6,650,284

CSS custom property--colour: #6579AC;

Brightness & contrast

Relative luminance0.1942WCAG 2.x, 0 is black and 1 is white

Perceived brightness122.5 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 4.88:1

Contrast with white4.3:1WCAG normal text: Fail

Contrast with black4.88:1WCAG normal text: AA

Greyscale equivalent#787878

Inverted#9A8653

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#677DAEno red cones; affects about 1% of men; ΔE 2.1 from the original

Deuteranopia#6177ABno green cones; the most common form, about 1% of men; ΔE 1.2 from the original

Tritanopia#4D838Bno blue cones; rare, and affects men and women equally; ΔE 29.3 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text4.3:1WCAG large text: AA

Contrast with black, large text4.88:1WCAG large text: AAA

Named colours

Steel blue · ΔE 10.6 Slate grey · ΔE 20.7 Light slate grey · ΔE 20.7 Cornflower blue · ΔE 22.8 Gray · ΔE 30.2 Dim grey · ΔE 30.8

Nearest named CSS colourSteel blue (#4682B4)ΔE 10.61, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#AC9865

Analogous#659DAC, #7465AC

Triadic#AC6579, #79AC65

Split complementary#AC7465, #9DAC65

Tetradic#AC659D, #AC9865, #65AC74

Tints, shades & saturation

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

Lighter +40%#EAECF3

Lighter +30%#C8D0E2

Lighter +20%#A7B3D0

Lighter +10%#8696BE

Darker −10%#4E6090

Darker −20%#3C4A6F

Darker −30%#2A344E

Darker −40%#181E2D

More saturated +25%#476CCA

Less saturated −25%#83868E

Channel breakdown

R101

G121

B172

Red101 (39.6%)

Green121 (47.5%)

Blue172 (67.5%)

Hue223.1°

Saturation (HSL)29.96%

Lightness53.53%

Dominant channelBlue

Hex per channelR 65 · G 79 · B AC

Keep nerding

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

#6579AC

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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