Nerdulator> put something in

Recognised as Colour

#215ADC

  • #215ADC
  • Blue
  • Dark
  • Nearest: Royal blue

#215ADC is a blue with RGB values 33, 90, 220 and HSL 222°, 74%, 50%. It is a dark colour, so white text on it reaches 5.9:1 contrast (AA for normal text). The nearest named colour is Royal blue.

Colour values

#215ADC#215ADC
HEX#215ADC
RGBrgb(33, 90, 220)
RGB (0–1)0.1294, 0.3529, 0.8627
RGB percentages12.9%, 35.3%, 86.3%
HSLhsl(221.7, 73.9%, 49.6%)
HSV / HSBhsv(221.7, 85%, 86.3%)
CMYK85%, 59.1%, 0%, 13.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,185,948
CSS custom property--colour: #215ADC;

Brightness & contrast

Relative luminance0.12803WCAG 2.x, 0 is black and 1 is white
Perceived brightness102.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.9:1
Contrast with white5.9:1WCAG normal text: AA
Contrast with black3.56:1WCAG normal text: Fail
Greyscale equivalent#575757
Inverted#DEA523

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#006DE0no red cones; affects about 1% of men; ΔE 14.3 from the original
Deuteranopia#005CDAno green cones; the most common form, about 1% of men; ΔE 3.5 from the original
Tritanopia#007B92no blue cones; rare, and affects men and women equally; ΔE 72 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.9:1WCAG large text: AAA
Contrast with black, large text3.56:1WCAG large text: AA

Named colours

Royal blue · ΔE 9.2Slate blue · ΔE 14.7Medium slateblue · ΔE 15.3Medium purple · ΔE 25.3Dodgerblue · ΔE 28Rebecca purple · ΔE 28.6
Nearest named CSS colourRoyal blue (#4169E1)ΔE 9.21, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DCA321
Analogous#21B7DC, #4621DC
Triadic#DC215A, #5ADC21
Split complementary#DC4621, #B7DC21
Tetradic#DC21B7, #DCA321, #21DC46

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D1DDF8
Lighter +30%#A5BCF1
Lighter +20%#789BEB
Lighter +10%#4C7AE4
Darker −10%#1A48B0
Darker −20%#143683
Darker −30%#0D2457
Darker −40%#06112B
More saturated +25%#014EFC
Less saturated −25%#4166BC

Channel breakdown

R33
G90
B220
Red33 (12.9%)
Green90 (35.3%)
Blue220 (86.3%)
Hue221.71°
Saturation (HSL)73.91%
Lightness49.61%
Dominant channelBlue
Hex per channelR 21 · G 5A · 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 “215adc” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.