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Recognised as Colour

#8997B5

  • #8997B5
  • Blue
  • Dark
  • Nearest: Light slate grey

#8997B5 is a blue with RGB values 137, 151, 181 and HSL 221°, 23%, 62%. It is a dark colour, so black text on it reaches 7.2:1 contrast (AAA for normal text). The nearest named colour is Light slate grey.

Colour values

#8997B5#8997B5
HEX#8997B5
RGBrgb(137, 151, 181)
RGB (0–1)0.5373, 0.5922, 0.7098
RGB percentages53.7%, 59.2%, 71%
HSLhsl(220.9, 22.9%, 62.4%)
HSV / HSBhsv(220.9, 24.3%, 71%)
CMYK24.3%, 16.6%, 0%, 29%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer9,017,269
CSS custom property--colour: #8997B5;

Brightness & contrast

Relative luminance0.30788WCAG 2.x, 0 is black and 1 is white
Perceived brightness150.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.16:1
Contrast with white2.93:1WCAG normal text: Fail
Contrast with black7.16:1WCAG normal text: AAA
Greyscale equivalent#969696
Inverted#76684A

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#8E99B6no red cones; affects about 1% of men; ΔE 1.5 from the original
Deuteranopia#8A95B4no green cones; the most common form, about 1% of men; ΔE 1.3 from the original
Tritanopia#7E9DA1no blue cones; rare, and affects men and women equally; ΔE 16.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.93:1WCAG large text: Fail
Contrast with black, large text7.16:1WCAG large text: AAA

Named colours

Light slate grey · ΔE 9.7Slate grey · ΔE 12.2Light steelblue · ΔE 16.5Dark grey · ΔE 18.7Steel blue · ΔE 18.8Gray · ΔE 19.4
Nearest named CSS colourLight slate grey (#778899)ΔE 9.74, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#B5A789
Analogous#89ADB5, #9189B5
Triadic#B58997, #97B589
Split complementary#B59189, #ADB589
Tetradic#B589AD, #B5A789, #89B591

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#E7EAF0
Lighter +20%#C8CEDC
Lighter +10%#A8B3C9
Darker −10%#6A7BA1
Darker −20%#536385
Darker −30%#404C65
Darker −40%#2C3446
More saturated +25%#718ECD
Less saturated −25%#9F9F9F

Channel breakdown

R137
G151
B181
Red137 (53.7%)
Green151 (59.2%)
Blue181 (71%)
Hue220.91°
Saturation (HSL)22.92%
Lightness62.35%
Dominant channelBlue
Hex per channelR 89 · G 97 · B B5

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Every value on this page was computed from “8997b5” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.