Nerdulator> put something in

Recognised as Colour

#642BAE

  • #642BAE
  • Violet
  • Dark
  • Nearest: Indigo

#642BAE is a violet with RGB values 100, 43, 174 and HSL 266°, 60%, 43%. It is a dark colour, so white text on it reaches 8.4:1 contrast (AAA for normal text). The nearest named colour is Indigo.

Colour values

#642BAE#642BAE
HEX#642BAE
RGBrgb(100, 43, 174)
RGB (0–1)0.3922, 0.1686, 0.6824
RGB percentages39.2%, 16.9%, 68.2%
HSLhsl(266.1, 60.4%, 42.5%)
HSV / HSBhsv(266.1, 75.3%, 68.2%)
CMYK42.5%, 75.3%, 0%, 31.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,564,782
CSS custom property--colour: #642BAE;

Brightness & contrast

Relative luminance0.07493WCAG 2.x, 0 is black and 1 is white
Perceived brightness86.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.4:1
Contrast with white8.4:1WCAG normal text: AAA
Contrast with black2.5:1WCAG normal text: Fail
Greyscale equivalent#414141
Inverted#9BD451

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#004EB2no red cones; affects about 1% of men; ΔE 31.2 from the original
Deuteranopia#004CABno green cones; the most common form, about 1% of men; ΔE 32.9 from the original
Tritanopia#514D6Bno blue cones; rare, and affects men and women equally; ΔE 60.8 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text8.4:1WCAG large text: AAA
Contrast with black, large text2.5:1WCAG large text: Fail

Named colours

Indigo · ΔE 14Rebecca purple · ΔE 15.5Dark orchid · ΔE 17Slate blue · ΔE 20.1Dark blue · ΔE 20.2Navy · ΔE 21
Nearest named CSS colourIndigo (#4B0082)ΔE 14.03, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#75AE2B
Analogous#2B33AE, #A62BAE
Triadic#AE642B, #2BAE64
Split complementary#AEA62B, #33AE2B
Tetradic#AE2B33, #75AE2B, #2BAEA6

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#CFB8ED
Lighter +30%#B48FE3
Lighter +20%#9866D9
Lighter +10%#7D3DCF
Darker −10%#4C2185
Darker −20%#35175C
Darker −30%#1D0D33
Darker −40%#06030A
More saturated +25%#6010C9
Less saturated −25%#684693

Channel breakdown

R100
G43
B174
Red100 (39.2%)
Green43 (16.9%)
Blue174 (68.2%)
Hue266.11°
Saturation (HSL)60.37%
Lightness42.55%
Dominant channelBlue
Hex per channelR 64 · G 2B · B AE

Keep nerding

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

Nerdulate something else

Nothing in mind? Surprise me · today’s page

Every value on this page was computed from “642bae” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.