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Recognised as Colour

#5AB1FD

  • #5AB1FD
  • Blue
  • Dark
  • Nearest: Deep skyblue

#5AB1FD is a blue with RGB values 90, 177, 253 and HSL 208°, 98%, 67%. It is a dark colour, so black text on it reaches 9.1:1 contrast (AAA for normal text). The nearest named colour is Deep skyblue.

Colour values

#5AB1FD#5AB1FD
HEX#5AB1FD
RGBrgb(90, 177, 253)
RGB (0–1)0.3529, 0.6941, 0.9922
RGB percentages35.3%, 69.4%, 99.2%
HSLhsl(208, 97.6%, 67.3%)
HSV / HSBhsv(208, 64.4%, 99.2%)
CMYK64.4%, 30%, 0%, 0.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,943,805
CSS custom property--colour: #5AB1FD;

Brightness & contrast

Relative luminance0.4071WCAG 2.x, 0 is black and 1 is white
Perceived brightness167.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 9.14:1
Contrast with white2.3:1WCAG normal text: Fail
Contrast with black9.14:1WCAG normal text: AAA
Greyscale equivalent#A4A4A4
Inverted#A54E02

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#90B4FFno red cones; affects about 1% of men; ΔE 11.6 from the original
Deuteranopia#79A4FCno green cones; the most common form, about 1% of men; ΔE 13.5 from the original
Tritanopia#00C3CCno blue cones; rare, and affects men and women equally; ΔE 44.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.3:1WCAG large text: Fail
Contrast with black, large text9.14:1WCAG large text: AAA

Named colours

Deep skyblue · ΔE 14.9Cornflower blue · ΔE 15.5Light skyblue · ΔE 20.9Steel blue · ΔE 21.9Dodgerblue · ΔE 24.7Sky blue · ΔE 28.3
Nearest named CSS colourDeep skyblue (#00BFFF)ΔE 14.85, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FDA65A
Analogous#5AFDF7, #5A60FD
Triadic#FD5AB1, #B1FD5A
Split complementary#FD5A60, #FDF75A
Tetradic#F75AFD, #FDA65A, #60FD5A

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#F1F8FF
Lighter +20%#BFE1FE
Lighter +10%#8CC9FE
Darker −10%#2899FC
Darker −20%#0380EE
Darker −30%#0265BC
Darker −40%#024A89
More saturated +25%#58B1FF
Less saturated −25%#6FB0E8

Channel breakdown

R90
G177
B253
Red90 (35.3%)
Green177 (69.4%)
Blue253 (99.2%)
Hue207.98°
Saturation (HSL)97.6%
Lightness67.25%
Dominant channelBlue
Hex per channelR 5A · G B1 · B FD

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Every value on this page was computed from “5ab1fd” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.