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Recognised as Colour

#2877DC

  • #2877DC
  • Blue
  • Dark
  • Nearest: Dodgerblue

#2877DC is a blue with RGB values 40, 119, 220 and HSL 214°, 72%, 51%. It is a dark colour, so black text on it reaches 4.8:1 contrast (AA for normal text). The nearest named colour is Dodgerblue.

Colour values

#2877DC#2877DC
HEX#2877DC
RGBrgb(40, 119, 220)
RGB (0–1)0.1569, 0.4667, 0.8627
RGB percentages15.7%, 46.7%, 86.3%
HSLhsl(213.7, 72%, 51%)
HSV / HSBhsv(213.7, 81.8%, 86.3%)
CMYK81.8%, 45.9%, 0%, 13.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,652,124
CSS custom property--colour: #2877DC;

Brightness & contrast

Relative luminance0.18812WCAG 2.x, 0 is black and 1 is white
Perceived brightness119.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 4.76:1
Contrast with white4.41:1WCAG normal text: Fail
Contrast with black4.76:1WCAG normal text: AA
Greyscale equivalent#6D6D6D
Inverted#D78823

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#4081E0no red cones; affects about 1% of men; ΔE 5.7 from the original
Deuteranopia#0B71DAno green cones; the most common form, about 1% of men; ΔE 3.7 from the original
Tritanopia#008F9Fno blue cones; rare, and affects men and women equally; ΔE 56.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.41:1WCAG large text: AA
Contrast with black, large text4.76:1WCAG large text: AAA

Named colours

Dodgerblue · ΔE 10.7Cornflower blue · ΔE 14.9Royal blue · ΔE 15.4Slate blue · ΔE 23.8Medium purple · ΔE 25.7Dark slateblue · ΔE 28.7
Nearest named CSS colourDodgerblue (#1E90FF)ΔE 10.69, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DC8D28
Analogous#28D1DC, #3328DC
Triadic#DC2877, #77DC28
Split complementary#DC3328, #D1DC28
Tetradic#DC28D1, #DC8D28, #28DC33

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D7E6F9
Lighter +30%#ACCAF1
Lighter +20%#80AEEA
Lighter +10%#5493E3
Darker −10%#1D5FB4
Darker −20%#164888
Darker −30%#0F315C
Darker −40%#081A30
More saturated +25%#0973FB
Less saturated −25%#477BBD

Channel breakdown

R40
G119
B220
Red40 (15.7%)
Green119 (46.7%)
Blue220 (86.3%)
Hue213.67°
Saturation (HSL)72%
Lightness50.98%
Dominant channelBlue
Hex per channelR 28 · G 77 · B DC

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Every value on this page was computed from “2877dc” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.