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Colour

#90AFE1

  • #90AFE1
  • Blue
  • Dark
  • Nearest: Light skyblue

#90AFE1 is a blue with RGB values 144, 175, 225 and HSL 217°, 57%, 72%. It is a dark colour, so black text on it reaches 9.4:1 contrast (AAA for normal text). The nearest named colour is Light skyblue.

Colour values

#90AFE1#90AFE1
HEX#90AFE1
RGBrgb(144, 175, 225)
RGB (0–1)0.5647, 0.6863, 0.8824
RGB percentages56.5%, 68.6%, 88.2%
HSLhsl(217, 57.4%, 72.4%)
HSV / HSBhsv(217, 36%, 88.2%)
CMYK36%, 22.2%, 0%, 11.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer9,482,209
CSS custom property--colour: #90AFE1;

Brightness & contrast

Relative luminance0.42025WCAG 2.x, 0 is black and 1 is white
Perceived brightness173.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 9.41:1
Contrast with white2.23:1WCAG normal text: Fail
Contrast with black9.41:1WCAG normal text: AAA
Greyscale equivalent#ACACAC
Inverted#6F501E

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#9DB2E3no red cones; affects about 1% of men; ΔE 3.4 from the original
Deuteranopia#95AAE0no green cones; the most common form, about 1% of men; ΔE 4.2 from the original
Tritanopia#76BAC0no blue cones; rare, and affects men and women equally; ΔE 28.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.23:1WCAG large text: Fail
Contrast with black, large text9.41:1WCAG large text: AAA

Named colours

Light skyblue · ΔE 15.2Light steelblue · ΔE 15.6Steel blue · ΔE 19.6Sky blue · ΔE 19.7Light slate grey · ΔE 23.3Deep skyblue · ΔE 23.8
Nearest named CSS colourLight skyblue (#87CEFA)ΔE 15.15, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#E1C290
Analogous#90D7E1, #9990E1
Triadic#E190AF, #AFE190
Split complementary#E19A90, #D7E190
Tetradic#E190D7, #E1C290, #90E19A

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#E0E9F7
Lighter +10%#B8CCEC
Darker −10%#6892D6
Darker −20%#4075CB
Darker −30%#2E5DAA
Darker −40%#234782
More saturated +25%#7EABF3
Less saturated −25%#A2B3CF

Channel breakdown

R144
G175
B225
Red144 (56.5%)
Green175 (68.6%)
Blue225 (88.2%)
Hue217.04°
Saturation (HSL)57.45%
Lightness72.35%
Dominant channelBlue
Hex per channelR 90 · G AF · B E1

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Every value on this page was computed from “90afe1” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.