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Colour

#90A8DE

  • #90A8DE
  • Blue
  • Dark
  • Nearest: Light steelblue

#90A8DE is a blue with RGB values 144, 168, 222 and HSL 222°, 54%, 72%. It is a dark colour, so black text on it reaches 8.8:1 contrast (AAA for normal text). The nearest named colour is Light steelblue.

Colour values

#90A8DE#90A8DE
HEX#90A8DE
RGBrgb(144, 168, 222)
RGB (0–1)0.5647, 0.6588, 0.8706
RGB percentages56.5%, 65.9%, 87.1%
HSLhsl(221.5, 54.2%, 71.8%)
HSV / HSBhsv(221.5, 35.1%, 87.1%)
CMYK35.1%, 24.3%, 0%, 12.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer9,480,414
CSS custom property--colour: #90A8DE;

Brightness & contrast

Relative luminance0.39208WCAG 2.x, 0 is black and 1 is white
Perceived brightness168.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 8.84:1
Contrast with white2.38:1WCAG normal text: Fail
Contrast with black8.84:1WCAG normal text: AAA
Greyscale equivalent#A7A7A7
Inverted#6F5721

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#96ACE0no red cones; affects about 1% of men; ΔE 2 from the original
Deuteranopia#8FA5DDno green cones; the most common form, about 1% of men; ΔE 1.7 from the original
Tritanopia#79B3BBno blue cones; rare, and affects men and women equally; ΔE 29.2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.38:1WCAG large text: Fail
Contrast with black, large text8.84:1WCAG large text: AAA

Named colours

Light steelblue · ΔE 18.5Steel blue · ΔE 18.7Light skyblue · ΔE 18.9Cornflower blue · ΔE 21.1Sky blue · ΔE 23.6Light slate grey · ΔE 23.9
Nearest named CSS colourLight steelblue (#B0C4DE)ΔE 18.52, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DEC690
Analogous#90CFDE, #9F90DE
Triadic#DE90A8, #A8DE90
Split complementary#DE9F90, #CFDE90
Tetradic#DE90CF, #DEC690, #90DE9F

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#DFE6F5
Lighter +10%#B7C7EA
Darker −10%#6989D2
Darker −20%#416AC7
Darker −30%#3154A4
Darker −40%#25407D
More saturated +25%#7EA1F0
Less saturated −25%#A2AFCC

Channel breakdown

R144
G168
B222
Red144 (56.5%)
Green168 (65.9%)
Blue222 (87.1%)
Hue221.54°
Saturation (HSL)54.17%
Lightness71.76%
Dominant channelBlue
Hex per channelR 90 · G A8 · B DE

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Every value on this page was computed from “90a8de” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.