Colour

#581BBE

#581BBE
Violet
Dark
Nearest: Blue violet

#581BBE is a violet with RGB values 88, 27, 190 and HSL 262°, 75%, 43%. It is a dark colour, so white text on it reaches 9.1:1 contrast (AAA for normal text). The nearest named colour is Blue violet.

Colour values

#581BBE#581BBE

HEX#581BBE

RGBrgb(88, 27, 190)

RGB (0–1)0.3451, 0.1059, 0.7451

RGB percentages34.5%, 10.6%, 74.5%

HSLhsl(262.5, 75.1%, 42.5%)

HSV / HSBhsv(262.5, 85.8%, 74.5%)

CMYK53.7%, 85.8%, 0%, 25.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer5,774,270

CSS custom property--colour: #581BBE;

Brightness & contrast

Relative luminance0.06576WCAG 2.x, 0 is black and 1 is white

Perceived brightness82.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 9.07:1

Contrast with white9.07:1WCAG normal text: AAA

Contrast with black2.32:1WCAG normal text: Fail

Greyscale equivalent#343434

Inverted#A7E441

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#004BC2no red cones; affects about 1% of men; ΔE 32.2 from the original

Deuteranopia#0045BBno green cones; the most common form, about 1% of men; ΔE 30.8 from the original

Tritanopia#304F71no blue cones; rare, and affects men and women equally; ΔE 78.7 from the original

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

Contrast with white, large text9.07:1WCAG large text: AAA

Contrast with black, large text2.32:1WCAG large text: Fail

Named colours

Blue violet · ΔE 14.9 Dark violet · ΔE 18.3 Dark orchid · ΔE 18.5 Dark blue · ΔE 19.4 Medium blue · ΔE 20.7 Navy · ΔE 23.5

Nearest named CSS colourBlue violet (#8A2BE2)ΔE 14.91, a distinctly different colour

Hue familyviolet

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#81BE1B

Analogous#1B30BE, #A91BBE

Triadic#BE581B, #1BBE58

Split complementary#BEA91B, #30BE1B

Tetradic#BE1B30, #81BE1B, #1BBEA9

Tints, shades & saturation

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

Lighter +40%#CAB1F4

Lighter +30%#AC84EE

Lighter +20%#8D58E7

Lighter +10%#6F2BE1

Darker −10%#431591

Darker −20%#2F0E65

Darker −30%#1A0838

Darker −40%#05020B

More saturated +25%#5100D9

Less saturated −25%#5F36A3

Channel breakdown

R88

G27

B190

Red88 (34.5%)

Green27 (10.6%)

Blue190 (74.5%)

Hue262.45°

Saturation (HSL)75.12%

Lightness42.55%

Dominant channelBlue

Hex per channelR 58 · G 1B · B BE

Keep nerding

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

#581BBE

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