Nerdulator> put something in

Recognised as Colour

#909CB9

  • #909CB9
  • Blue
  • Dark
  • Nearest: Light slate grey

#909CB9 is a blue with RGB values 144, 156, 185 and HSL 222°, 23%, 65%. It is a dark colour, so black text on it reaches 7.6:1 contrast (AAA for normal text). The nearest named colour is Light slate grey.

Colour values

#909CB9#909CB9
HEX#909CB9
RGBrgb(144, 156, 185)
RGB (0–1)0.5647, 0.6118, 0.7255
RGB percentages56.5%, 61.2%, 72.5%
HSLhsl(222.4, 22.7%, 64.5%)
HSV / HSBhsv(222.4, 22.2%, 72.5%)
CMYK22.2%, 15.7%, 0%, 27.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer9,477,305
CSS custom property--colour: #909CB9;

Brightness & contrast

Relative luminance0.33209WCAG 2.x, 0 is black and 1 is white
Perceived brightness156.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.64:1
Contrast with white2.75:1WCAG normal text: Fail
Contrast with black7.64:1WCAG normal text: AAA
Greyscale equivalent#9C9C9C
Inverted#6F6346

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#939EBAno red cones; affects about 1% of men; ΔE 1 from the original
Deuteranopia#909AB8no green cones; the most common form, about 1% of men; ΔE 1.1 from the original
Tritanopia#86A2A5no blue cones; rare, and affects men and women equally; ΔE 16.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.75:1WCAG large text: Fail
Contrast with black, large text7.64:1WCAG large text: AAA

Named colours

Light slate grey · ΔE 10.9Slate grey · ΔE 13.6Light steelblue · ΔE 14.6Dark grey · ΔE 17.3Gray · ΔE 19.7Thistle · ΔE 20.6
Nearest named CSS colourLight slate grey (#778899)ΔE 10.86, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#B9AD90
Analogous#90B0B9, #9990B9
Triadic#B9909C, #9CB990
Split complementary#B99990, #B1B990
Tetradic#B990B0, #B9AD90, #90B999

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#EEF0F4
Lighter +20%#CFD4E0
Lighter +10%#AFB8CD
Darker −10%#7180A5
Darker −20%#58678B
Darker −30%#44506C
Darker −40%#30394D
More saturated +25%#7993D0
Less saturated −25%#A4A4A4

Channel breakdown

R144
G156
B185
Red144 (56.5%)
Green156 (61.2%)
Blue185 (72.5%)
Hue222.44°
Saturation (HSL)22.65%
Lightness64.51%
Dominant channelBlue
Hex per channelR 90 · G 9C · B B9

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 “909cb9” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.