Nerdulator> put something in

Recognised as Colour

#2B69DB

  • #2B69DB
  • Blue
  • Dark
  • Nearest: Royal blue

#2B69DB is a blue with RGB values 43, 105, 219 and HSL 219°, 71%, 51%. It is a dark colour, so white text on it reaches 5.1:1 contrast (AA for normal text). The nearest named colour is Royal blue.

Colour values

#2B69DB#2B69DB
HEX#2B69DB
RGBrgb(43, 105, 219)
RGB (0–1)0.1686, 0.4118, 0.8588
RGB percentages16.9%, 41.2%, 85.9%
HSLhsl(218.9, 71%, 51.4%)
HSV / HSBhsv(218.9, 80.4%, 85.9%)
CMYK80.4%, 52.1%, 0%, 14.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,845,147
CSS custom property--colour: #2B69DB;

Brightness & contrast

Relative luminance0.15731WCAG 2.x, 0 is black and 1 is white
Perceived brightness111.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.06:1
Contrast with white5.06:1WCAG normal text: AA
Contrast with black4.15:1WCAG normal text: Fail
Greyscale equivalent#646464
Inverted#D49624

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#1577DFno red cones; affects about 1% of men; ΔE 10.3 from the original
Deuteranopia#0067D9no green cones; the most common form, about 1% of men; ΔE 2.5 from the original
Tritanopia#008598no blue cones; rare, and affects men and women equally; ΔE 63.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.06:1WCAG large text: AAA
Contrast with black, large text4.15:1WCAG large text: AA

Named colours

Royal blue · ΔE 5Slate blue · ΔE 15.7Dodgerblue · ΔE 17.3Medium slateblue · ΔE 20.3Medium purple · ΔE 22.2Cornflower blue · ΔE 24.4
Nearest named CSS colourRoyal blue (#4169E1)ΔE 5.04, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DB9D2B
Analogous#2BC1DB, #452BDB
Triadic#DB2B69, #69DB2B
Split complementary#DB452B, #C1DB2B
Tetradic#DB2BC1, #DB9D2B, #2BDB45

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D9E4F9
Lighter +30%#AEC6F1
Lighter +20%#82A7EA
Lighter +10%#5788E2
Darker −10%#1F53B4
Darker −20%#173F89
Darker −30%#102B5D
Darker −40%#081732
More saturated +25%#0C60FA
Less saturated −25%#4A72BC

Channel breakdown

R43
G105
B219
Red43 (16.9%)
Green105 (41.2%)
Blue219 (85.9%)
Hue218.86°
Saturation (HSL)70.97%
Lightness51.37%
Dominant channelBlue
Hex per channelR 2B · G 69 · B DB

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 “2b69db” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.