Nerdulator> put something in

Recognised as Colour

#211FFD

  • #211FFD
  • Blue
  • Dark
  • Nearest: Blue

#211FFD is a blue with RGB values 33, 31, 253 and HSL 241°, 98%, 56%. It is a dark colour, so white text on it reaches 7.8:1 contrast (AAA for normal text). The nearest named colour is Blue.

Colour values

#211FFD#211FFD
HEX#211FFD
RGBrgb(33, 31, 253)
RGB (0–1)0.1294, 0.1216, 0.9922
RGB percentages12.9%, 12.2%, 99.2%
HSLhsl(240.5, 98.2%, 55.7%)
HSV / HSBhsv(240.5, 87.7%, 99.2%)
CMYK87%, 87.7%, 0%, 0.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,170,877
CSS custom property--colour: #211FFD;

Brightness & contrast

Relative luminance0.08395WCAG 2.x, 0 is black and 1 is white
Perceived brightness90.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.84:1
Contrast with white7.84:1WCAG normal text: AAA
Contrast with black2.68:1WCAG normal text: Fail
Greyscale equivalent#2F2F2F
Inverted#DEE002

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#005DFFno red cones; affects about 1% of men; ΔE 37.6 from the original
Deuteranopia#0045FAno green cones; the most common form, about 1% of men; ΔE 22.1 from the original
Tritanopia#006E97no blue cones; rare, and affects men and women equally; ΔE 111.2 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.84:1WCAG large text: AAA
Contrast with black, large text2.68:1WCAG large text: Fail

Named colours

Blue · ΔE 8.8Medium blue · ΔE 15.8Blue violet · ΔE 28.9Dark violet · ΔE 32.8Dark orchid · ΔE 44Dark blue · ΔE 45.2
Nearest named CSS colourBlue (#0000FF)ΔE 8.8, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FBFD1F
Analogous#1F8CFD, #901FFD
Triadic#FD211F, #1FFD21
Split complementary#FD901F, #8CFD1F
Tetradic#FD1F8C, #FBFD1F, #1FFD90

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E9E9FF
Lighter +30%#B7B7FE
Lighter +20%#8584FE
Lighter +10%#5352FD
Darker −10%#0402E7
Darker −20%#0302B4
Darker −30%#020182
Darker −40%#01014F
More saturated +25%#1F1DFF
Less saturated −25%#3D3BE1

Channel breakdown

R33
G31
B253
Red33 (12.9%)
Green31 (12.2%)
Blue253 (99.2%)
Hue240.54°
Saturation (HSL)98.23%
Lightness55.69%
Dominant channelBlue
Hex per channelR 21 · G 1F · B FD

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 “211ffd” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.