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Colour

#4C82DD

  • #4C82DD
  • Blue
  • Dark
  • Nearest: Cornflower blue

#4C82DD is a blue with RGB values 76, 130, 221 and HSL 218°, 68%, 58%. It is a dark colour, so black text on it reaches 5.5:1 contrast (AA for normal text). The nearest named colour is Cornflower blue.

Colour values

#4C82DD#4C82DD
HEX#4C82DD
RGBrgb(76, 130, 221)
RGB (0–1)0.298, 0.5098, 0.8667
RGB percentages29.8%, 51%, 86.7%
HSLhsl(217.7, 68.1%, 58.2%)
HSV / HSBhsv(217.7, 65.6%, 86.7%)
CMYK65.6%, 41.2%, 0%, 13.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,014,237
CSS custom property--colour: #4C82DD;

Brightness & contrast

Relative luminance0.22722WCAG 2.x, 0 is black and 1 is white
Perceived brightness131.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.54:1
Contrast with white3.79:1WCAG normal text: Fail
Contrast with black5.54:1WCAG normal text: AA
Greyscale equivalent#7D7D7D
Inverted#B37D22

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#588AE1no red cones; affects about 1% of men; ΔE 4.1 from the original
Deuteranopia#427DDBno green cones; the most common form, about 1% of men; ΔE 2.8 from the original
Tritanopia#0097A5no blue cones; rare, and affects men and women equally; ΔE 52.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.79:1WCAG large text: AA
Contrast with black, large text5.54:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 7.7Dodgerblue · ΔE 12.5Royal blue · ΔE 21.5Steel blue · ΔE 24.8Medium purple · ΔE 25.9Slate blue · ΔE 27.4
Nearest named CSS colourCornflower blue (#6495ED)ΔE 7.75, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DDA74C
Analogous#4CCADD, #5F4CDD
Triadic#DD4C82, #82DD4C
Split complementary#DD5F4C, #CADD4C
Tetradic#DD4CCA, #DDA74C, #4CDD5F

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F7FAFE
Lighter +30%#CDDCF5
Lighter +20%#A2BEED
Lighter +10%#77A0E5
Darker −10%#2766CF
Darker −20%#1F51A4
Darker −30%#173B79
Darker −40%#0F264E
More saturated +25%#317BF8
Less saturated −25%#6789C2

Channel breakdown

R76
G130
B221
Red76 (29.8%)
Green130 (51%)
Blue221 (86.7%)
Hue217.66°
Saturation (HSL)68.08%
Lightness58.24%
Dominant channelBlue
Hex per channelR 4C · G 82 · B DD

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Every value on this page was computed from “4c82dd” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.