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Recognised as Colour

#91A7C5

  • #91A7C5
  • Blue
  • Dark
  • Nearest: Light steelblue

#91A7C5 is a blue with RGB values 145, 167, 197 and HSL 215°, 31%, 67%. It is a dark colour, so black text on it reaches 8.5:1 contrast (AAA for normal text). The nearest named colour is Light steelblue.

Colour values

#91A7C5#91A7C5
HEX#91A7C5
RGBrgb(145, 167, 197)
RGB (0–1)0.5686, 0.6549, 0.7725
RGB percentages56.9%, 65.5%, 77.3%
HSLhsl(214.6, 31%, 67.1%)
HSV / HSBhsv(214.6, 26.4%, 77.3%)
CMYK26.4%, 15.2%, 0%, 22.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer9,545,669
CSS custom property--colour: #91A7C5;

Brightness & contrast

Relative luminance0.37688WCAG 2.x, 0 is black and 1 is white
Perceived brightness164.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 8.54:1
Contrast with white2.46:1WCAG normal text: Fail
Contrast with black8.54:1WCAG normal text: AAA
Greyscale equivalent#A4A4A4
Inverted#6E583A

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#9DA8C6no red cones; affects about 1% of men; ΔE 3.8 from the original
Deuteranopia#97A3C4no green cones; the most common form, about 1% of men; ΔE 3.9 from the original
Tritanopia#83ADB1no blue cones; rare, and affects men and women equally; ΔE 16.6 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.46:1WCAG large text: Fail
Contrast with black, large text8.54:1WCAG large text: AAA

Named colours

Light steelblue · ΔE 11Light slate grey · ΔE 13.7Slate grey · ΔE 16.7Dark grey · ΔE 17.9Sky blue · ΔE 18.4Light skyblue · ΔE 18.9
Nearest named CSS colourLight steelblue (#B0C4DE)ΔE 10.99, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#C5AF91
Analogous#91C1C5, #9591C5
Triadic#C591A7, #A7C591
Split complementary#C59591, #C1C591
Tetradic#C591C1, #C5AF91, #91C595

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#F5F7FA
Lighter +20%#D4DCE8
Lighter +10%#B2C2D7
Darker −10%#708CB3
Darker −20%#53729D
Darker −30%#415A7C
Darker −40%#30425A
More saturated +25%#7CA4DA
Less saturated −25%#A6AAB0

Channel breakdown

R145
G167
B197
Red145 (56.9%)
Green167 (65.5%)
Blue197 (77.3%)
Hue214.62°
Saturation (HSL)30.95%
Lightness67.06%
Dominant channelBlue
Hex per channelR 91 · G A7 · B C5

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Every value on this page was computed from “91a7c5” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.