Recognised as Colour

#280D30

#280D30
Violet
Dark
Nearest: Black

#280D30 is a violet with RGB values 40, 13, 48 and HSL 286°, 57%, 12%. It is a dark colour, so white text on it reaches 17.6:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#280D30#280D30

HEX#280D30

RGBrgb(40, 13, 48)

RGB (0–1)0.1569, 0.051, 0.1882

RGB percentages15.7%, 5.1%, 18.8%

HSLhsl(286.3, 57.4%, 12%)

HSV / HSBhsv(286.3, 72.9%, 18.8%)

CMYK16.7%, 72.9%, 0%, 81.2%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer2,624,816

CSS custom property--colour: #280D30;

Brightness & contrast

Relative luminance0.00952WCAG 2.x, 0 is black and 1 is white

Perceived brightness29 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 17.64:1

Contrast with white17.64:1WCAG normal text: AAA

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

Greyscale equivalent#151515

Inverted#D7F2CF

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#051731no red cones; affects about 1% of men; ΔE 17.1 from the original

Deuteranopia#0E1A2Fno green cones; the most common form, about 1% of men; ΔE 18.2 from the original

Tritanopia#28131Cno blue cones; rare, and affects men and women equally; ΔE 17.8 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text17.64:1WCAG large text: AAA

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

Named colours

Black · ΔE 28.5 Dark slateblue · ΔE 33.7 Midnight blue · ΔE 34.8 Dark slate grey · ΔE 42 Rebecca purple · ΔE 44.3 Dim grey · ΔE 44.9

Nearest named CSS colourBlack (#000000)ΔE 28.45, a distinctly different colour

Hue familyviolet

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#15300D

Analogous#160D30, #300D27

Triadic#30280D, #0D3028

Split complementary#26300D, #0D3016

Tetradic#30160D, #15300D, #0D2730

Tints, shades & saturation

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

Lighter +40%#AB3ECB

Lighter +30%#8C2EA8

Lighter +20%#6B2380

Lighter +10%#491858

Darker −10%#070208

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#2C0538

Less saturated −25%#241528

Channel breakdown

R40

G13

B48

Red40 (15.7%)

Green13 (5.1%)

Blue48 (18.8%)

Hue286.29°

Saturation (HSL)57.38%

Lightness11.96%

Dominant channelBlue

Hex per channelR 28 · G 0D · B 30

Keep nerding

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

#280D30

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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