Recognised as Colour

#210F37

#210F37
Violet
Dark
Nearest: Dark slateblue

#210F37 is a violet with RGB values 33, 15, 55 and HSL 267°, 57%, 14%. It is a dark colour, so white text on it reaches 17.7:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#210F37#210F37

HEX#210F37

RGBrgb(33, 15, 55)

RGB (0–1)0.1294, 0.0588, 0.2157

RGB percentages12.9%, 5.9%, 21.6%

HSLhsl(267, 57.1%, 13.7%)

HSV / HSBhsv(267, 72.7%, 21.6%)

CMYK40%, 72.7%, 0%, 78.4%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer2,166,583

CSS custom property--colour: #210F37;

Brightness & contrast

Relative luminance0.00941WCAG 2.x, 0 is black and 1 is white

Perceived brightness28.3 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 17.67:1

Contrast with white17.67:1WCAG normal text: AAA

Contrast with black1.19:1WCAG normal text: Fail

Greyscale equivalent#161616

Inverted#DEF0C8

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#001838no red cones; affects about 1% of men; ΔE 14 from the original

Deuteranopia#031836no green cones; the most common form, about 1% of men; ΔE 14.4 from the original

Tritanopia#1C1821no blue cones; rare, and affects men and women equally; ΔE 22.9 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text17.67:1WCAG large text: AAA

Contrast with black, large text1.19:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 30.3 Midnight blue · ΔE 30.5 Black · ΔE 31.1 Rebecca purple · ΔE 41.7 Dark slate grey · ΔE 43 Indigo · ΔE 46

Nearest named CSS colourDark slateblue (#483D8B)ΔE 30.32, a distinctly different colour

Hue familyviolet

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#25370F

Analogous#0F1137, #350F37

Triadic#37210F, #0F3721

Split complementary#37350F, #11370F

Tetradic#370F11, #25370F, #0F3735

Tints, shades & saturation

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

Lighter +40%#8246CC

Lighter +30%#6930AF

Lighter +20%#512587

Lighter +10%#391A5F

Darker −10%#09040F

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#200640

Less saturated −25%#22182E

Channel breakdown

R33

G15

B55

Red33 (12.9%)

Green15 (5.9%)

Blue55 (21.6%)

Hue267°

Saturation (HSL)57.14%

Lightness13.73%

Dominant channelBlue

Hex per channelR 21 · G 0F · B 37

Keep nerding

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

#210F37

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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