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Recognised as Colour

#90ADCE

  • #90ADCE
  • Blue
  • Dark
  • Nearest: Light steelblue

#90ADCE is a blue with RGB values 144, 173, 206 and HSL 212°, 39%, 69%. It is a dark colour, so black text on it reaches 9.1:1 contrast (AAA for normal text). The nearest named colour is Light steelblue.

Colour values

#90ADCE#90ADCE
HEX#90ADCE
RGBrgb(144, 173, 206)
RGB (0–1)0.5647, 0.6784, 0.8078
RGB percentages56.5%, 67.8%, 80.8%
HSLhsl(211.9, 38.8%, 68.6%)
HSV / HSBhsv(211.9, 30.1%, 80.8%)
CMYK30.1%, 16%, 0%, 19.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer9,481,678
CSS custom property--colour: #90ADCE;

Brightness & contrast

Relative luminance0.40273WCAG 2.x, 0 is black and 1 is white
Perceived brightness169.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 9.05:1
Contrast with white2.32:1WCAG normal text: Fail
Contrast with black9.05:1WCAG normal text: AAA
Greyscale equivalent#A9A9A9
Inverted#6F5231

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#A1AED0no red cones; affects about 1% of men; ΔE 5.4 from the original
Deuteranopia#9AA7CDno green cones; the most common form, about 1% of men; ΔE 6.2 from the original
Tritanopia#7EB4B8no blue cones; rare, and affects men and women equally; ΔE 18.9 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.32:1WCAG large text: Fail
Contrast with black, large text9.05:1WCAG large text: AAA

Named colours

Light steelblue · ΔE 10.1Light skyblue · ΔE 15.7Sky blue · ΔE 15.9Light slate grey · ΔE 16.4Light blue · ΔE 18.6Slate grey · ΔE 19.3
Nearest named CSS colourLight steelblue (#B0C4DE)ΔE 10.05, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#CEB190
Analogous#90CCCE, #9290CE
Triadic#CE90AD, #ADCE90
Split complementary#CE9290, #CCCE90
Tetradic#CE90CC, #CEB190, #90CE92

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FAFBFD
Lighter +20%#D7E1ED
Lighter +10%#B3C7DE
Darker −10%#6D93BE
Darker −20%#4C79AC
Darker −30%#3C6089
Darker −40%#2D4765
More saturated +25%#7CACE2
Less saturated −25%#A4AEBA

Channel breakdown

R144
G173
B206
Red144 (56.5%)
Green173 (67.8%)
Blue206 (80.8%)
Hue211.94°
Saturation (HSL)38.75%
Lightness68.63%
Dominant channelBlue
Hex per channelR 90 · G AD · B CE

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Every value on this page was computed from “90adce” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.