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Recognised as Colour

#2C33DD

  • #2C33DD
  • Blue
  • Dark
  • Nearest: Medium blue

#2C33DD is a blue with RGB values 44, 51, 221 and HSL 238°, 72%, 52%. It is a dark colour, so white text on it reaches 8:1 contrast (AAA for normal text). The nearest named colour is Medium blue.

Colour values

#2C33DD#2C33DD
HEX#2C33DD
RGBrgb(44, 51, 221)
RGB (0–1)0.1725, 0.2, 0.8667
RGB percentages17.3%, 20%, 86.7%
HSLhsl(237.6, 72.2%, 52%)
HSV / HSBhsv(237.6, 80.1%, 86.7%)
CMYK80.1%, 76.9%, 0%, 13.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,896,861
CSS custom property--colour: #2C33DD;

Brightness & contrast

Relative luminance0.08124WCAG 2.x, 0 is black and 1 is white
Perceived brightness87.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8:1
Contrast with white8:1WCAG normal text: AAA
Contrast with black2.62:1WCAG normal text: Fail
Greyscale equivalent#3E3E3E
Inverted#D3CC22

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0059E2no red cones; affects about 1% of men; ΔE 26.3 from the original
Deuteranopia#0047DAno green cones; the most common form, about 1% of men; ΔE 15.9 from the original
Tritanopia#006787no blue cones; rare, and affects men and women equally; ΔE 91.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text8:1WCAG large text: AAA
Contrast with black, large text2.62:1WCAG large text: Fail

Named colours

Medium blue · ΔE 16.3Blue violet · ΔE 19.7Dark blue · ΔE 26.1Dark violet · ΔE 26.4Dark orchid · ΔE 28.6Medium slateblue · ΔE 30.3
Nearest named CSS colourMedium blue (#0000CD)ΔE 16.3, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DDD62C
Analogous#2C8CDD, #7D2CDD
Triadic#DD2C33, #33DD2C
Split complementary#DD7D2C, #8CDD2C
Tetradic#DD2C8C, #DDD62C, #2CDD7D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#DCDDF9
Lighter +30%#B0B2F2
Lighter +20%#8488EB
Lighter +10%#585DE4
Darker −10%#1E24B8
Darker −20%#171B8C
Darker −30%#101360
Darker −40%#080A35
More saturated +25%#0D17FC
Less saturated −25%#4B4FBE

Channel breakdown

R44
G51
B221
Red44 (17.3%)
Green51 (20%)
Blue221 (86.7%)
Hue237.63°
Saturation (HSL)72.24%
Lightness51.96%
Dominant channelBlue
Hex per channelR 2C · G 33 · B DD

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Every value on this page was computed from “2c33dd” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.