Nerdulator> put something in

Recognised as Colour

#474CDD

  • #474CDD
  • Blue
  • Dark
  • Nearest: Medium slateblue

#474CDD is a blue with RGB values 71, 76, 221 and HSL 238°, 69%, 57%. It is a dark colour, so white text on it reaches 6.3:1 contrast (AA for normal text). The nearest named colour is Medium slateblue.

Colour values

#474CDD#474CDD
HEX#474CDD
RGBrgb(71, 76, 221)
RGB (0–1)0.2784, 0.298, 0.8667
RGB percentages27.8%, 29.8%, 86.7%
HSLhsl(238, 68.8%, 57.3%)
HSV / HSBhsv(238, 67.9%, 86.7%)
CMYK67.9%, 65.6%, 0%, 13.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,672,733
CSS custom property--colour: #474CDD;

Brightness & contrast

Relative luminance0.11729WCAG 2.x, 0 is black and 1 is white
Perceived brightness102.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.28:1
Contrast with white6.28:1WCAG normal text: AA
Contrast with black3.35:1WCAG normal text: Fail
Greyscale equivalent#555555
Inverted#B8B322

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0067E2no red cones; affects about 1% of men; ΔE 21.6 from the original
Deuteranopia#0059DAno green cones; the most common form, about 1% of men; ΔE 14.6 from the original
Tritanopia#00728Eno blue cones; rare, and affects men and women equally; ΔE 79.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.28:1WCAG large text: AAA
Contrast with black, large text3.35:1WCAG large text: AA

Named colours

Medium slateblue · ΔE 14.8Slate blue · ΔE 18.9Royal blue · ΔE 20.9Dark orchid · ΔE 26Blue violet · ΔE 26.3Dark blue · ΔE 27.5
Nearest named CSS colourMedium slateblue (#7B68EE)ΔE 14.77, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DDD847
Analogous#4797DD, #8D47DD
Triadic#DD474C, #4CDD47
Split complementary#DD8D47, #97DD47
Tetradic#DD4797, #DDD847, #47DD8D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F3F4FD
Lighter +30%#C8CAF5
Lighter +20%#9DA0ED
Lighter +10%#7276E5
Darker −10%#262BCB
Darker −20%#1E22A0
Darker −30%#161975
Darker −40%#0E104A
More saturated +25%#2C33F8
Less saturated −25%#6265C2

Channel breakdown

R71
G76
B221
Red71 (27.8%)
Green76 (29.8%)
Blue221 (86.7%)
Hue238°
Saturation (HSL)68.81%
Lightness57.25%
Dominant channelBlue
Hex per channelR 47 · G 4C · B DD

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 “474cdd” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.