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Recognised as Colour

#90C0EF

  • #90C0EF
  • Blue
  • Dark
  • Nearest: Light skyblue

#90C0EF is a blue with RGB values 144, 192, 239 and HSL 210°, 75%, 75%. It is a dark colour, so black text on it reaches 11:1 contrast (AAA for normal text). The nearest named colour is Light skyblue.

Colour values

#90C0EF#90C0EF
HEX#90C0EF
RGBrgb(144, 192, 239)
RGB (0–1)0.5647, 0.7529, 0.9373
RGB percentages56.5%, 75.3%, 93.7%
HSLhsl(209.7, 74.8%, 75.1%)
HSV / HSBhsv(209.7, 39.7%, 93.7%)
CMYK39.7%, 19.7%, 0%, 6.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer9,486,575
CSS custom property--colour: #90C0EF;

Brightness & contrast

Relative luminance0.49861WCAG 2.x, 0 is black and 1 is white
Perceived brightness185.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 10.97:1
Contrast with white1.91:1WCAG normal text: Fail
Contrast with black10.97:1WCAG normal text: AAA
Greyscale equivalent#B9B9B9
Inverted#6F3F10

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#ADC1F1no red cones; affects about 1% of men; ΔE 8.5 from the original
Deuteranopia#A2B7EEno green cones; the most common form, about 1% of men; ΔE 9.7 from the original
Tritanopia#6ECBD0no blue cones; rare, and affects men and women equally; ΔE 28.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.91:1WCAG large text: Fail
Contrast with black, large text10.97:1WCAG large text: AAA

Named colours

Light skyblue · ΔE 7.7Sky blue · ΔE 13.2Light steelblue · ΔE 13.6Light blue · ΔE 19.8Deep skyblue · ΔE 19.9Steel blue · ΔE 23.8
Nearest named CSS colourLight skyblue (#87CEFA)ΔE 7.69, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#EFBF90
Analogous#90EFEF, #9090EF
Triadic#EF90C0, #C0EF90
Split complementary#EF9090, #EFEF90
Tetradic#EF90EF, #EFBF90, #90EF90

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#E9F3FC
Lighter +10%#BDD9F5
Darker −10%#63A7E9
Darker −20%#378DE2
Darker −30%#1D74C9
Darker −40%#175A9C
More saturated +25%#80C0FF
Less saturated −25%#A0C0DF

Channel breakdown

R144
G192
B239
Red144 (56.5%)
Green192 (75.3%)
Blue239 (93.7%)
Hue209.68°
Saturation (HSL)74.8%
Lightness75.1%
Dominant channelBlue
Hex per channelR 90 · G C0 · B EF

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Every value on this page was computed from “90c0ef” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.