Nerdulator> put something in

Recognised as Colour

#277CDC

  • #277CDC
  • Blue
  • Dark
  • Nearest: Dodgerblue

#277CDC is a blue with RGB values 39, 124, 220 and HSL 212°, 72%, 51%. It is a dark colour, so black text on it reaches 5:1 contrast (AA for normal text). The nearest named colour is Dodgerblue.

Colour values

#277CDC#277CDC
HEX#277CDC
RGBrgb(39, 124, 220)
RGB (0–1)0.1529, 0.4863, 0.8627
RGB percentages15.3%, 48.6%, 86.3%
HSLhsl(211.8, 72.1%, 50.8%)
HSV / HSBhsv(211.8, 82.3%, 86.3%)
CMYK82.3%, 43.6%, 0%, 13.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,587,868
CSS custom property--colour: #277CDC;

Brightness & contrast

Relative luminance0.20014WCAG 2.x, 0 is black and 1 is white
Perceived brightness122.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5:1
Contrast with white4.2:1WCAG normal text: Fail
Contrast with black5:1WCAG normal text: AA
Greyscale equivalent#717171
Inverted#D88323

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#4A84E0no red cones; affects about 1% of men; ΔE 5.1 from the original
Deuteranopia#2474DAno green cones; the most common form, about 1% of men; ΔE 5.4 from the original
Tritanopia#0093A1no blue cones; rare, and affects men and women equally; ΔE 54.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.2:1WCAG large text: AA
Contrast with black, large text5:1WCAG large text: AAA

Named colours

Dodgerblue · ΔE 10.6Cornflower blue · ΔE 12.1Royal blue · ΔE 19.5Slate blue · ΔE 27.3Steel blue · ΔE 27.5Medium purple · ΔE 28
Nearest named CSS colourDodgerblue (#1E90FF)ΔE 10.55, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DC8727
Analogous#27D6DC, #2D27DC
Triadic#DC277C, #7CDC27
Split complementary#DC2D27, #D6DC27
Tetradic#DC27D6, #DC8727, #27DC2D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D7E6F8
Lighter +30%#ABCCF1
Lighter +20%#7FB1EA
Lighter +10%#5397E3
Darker −10%#1D63B3
Darker −20%#164B87
Darker −30%#0F335B
Darker −40%#081A2F
More saturated +25%#087AFB
Less saturated −25%#467EBD

Channel breakdown

R39
G124
B220
Red39 (15.3%)
Green124 (48.6%)
Blue220 (86.3%)
Hue211.82°
Saturation (HSL)72.11%
Lightness50.78%
Dominant channelBlue
Hex per channelR 27 · G 7C · B DC

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 “277cdc” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.