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Recognised as Colour

#4377DF

  • #4377DF
  • Blue
  • Dark
  • Nearest: Dodgerblue

#4377DF is a blue with RGB values 67, 119, 223 and HSL 220°, 71%, 57%. It is a dark colour, so black text on it reaches 4.9:1 contrast (AA for normal text). The nearest named colour is Dodgerblue.

Colour values

#4377DF#4377DF
HEX#4377DF
RGBrgb(67, 119, 223)
RGB (0–1)0.2627, 0.4667, 0.8745
RGB percentages26.3%, 46.7%, 87.5%
HSLhsl(220, 70.9%, 56.9%)
HSV / HSBhsv(220, 70%, 87.5%)
CMYK70%, 46.6%, 0%, 12.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,421,599
CSS custom property--colour: #4377DF;

Brightness & contrast

Relative luminance0.19715WCAG 2.x, 0 is black and 1 is white
Perceived brightness123.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 4.94:1
Contrast with white4.25:1WCAG normal text: Fail
Contrast with black4.94:1WCAG normal text: AA
Greyscale equivalent#737373
Inverted#BC8820

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#4082E3no red cones; affects about 1% of men; ΔE 7.1 from the original
Deuteranopia#1B74DDno green cones; the most common form, about 1% of men; ΔE 4.3 from the original
Tritanopia#008FA0no blue cones; rare, and affects men and women equally; ΔE 58.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.25:1WCAG large text: AA
Contrast with black, large text4.94:1WCAG large text: AAA

Named colours

Dodgerblue · ΔE 11.8Royal blue · ΔE 12.2Cornflower blue · ΔE 15.7Slate blue · ΔE 20Medium purple · ΔE 21.6Medium slateblue · ΔE 25.1
Nearest named CSS colourDodgerblue (#1E90FF)ΔE 11.8, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DFAB43
Analogous#43C5DF, #5D43DF
Triadic#DF4377, #77DF43
Split complementary#DF5D43, #C5DF43
Tetradic#DF43C5, #DFAB43, #43DF5D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F1F5FD
Lighter +30%#C6D6F5
Lighter +20%#9AB6EE
Lighter +10%#6F97E6
Darker −10%#235BCC
Darker −20%#1B48A1
Darker −30%#143475
Darker −40%#0D2149
More saturated +25%#276EFB
Less saturated −25%#5F80C3

Channel breakdown

R67
G119
B223
Red67 (26.3%)
Green119 (46.7%)
Blue223 (87.5%)
Hue220°
Saturation (HSL)70.91%
Lightness56.86%
Dominant channelBlue
Hex per channelR 43 · G 77 · B DF

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Every value on this page was computed from “4377df” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.