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Recognised as Colour

#91978A

  • #91978A
  • Grey
  • Dark
  • Nearest: Dark grey

#91978A is a grey with RGB values 145, 151, 138 and HSL 88°, 6%, 57%. It is a dark colour, so black text on it reaches 7:1 contrast (AA for normal text). The nearest named colour is Dark grey.

Colour values

#91978A#91978A
HEX#91978A
RGBrgb(145, 151, 138)
RGB (0–1)0.5686, 0.5922, 0.5412
RGB percentages56.9%, 59.2%, 54.1%
HSLhsl(87.7, 5.9%, 56.7%)
HSV / HSBhsv(87.7, 8.6%, 59.2%)
CMYK4%, 0%, 8.6%, 40.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer9,541,514
CSS custom property--colour: #91978A;

Brightness & contrast

Relative luminance0.29988WCAG 2.x, 0 is black and 1 is white
Perceived brightness147.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7:1
Contrast with white3:1WCAG normal text: Fail
Contrast with black7:1WCAG normal text: AA
Greyscale equivalent#959595
Inverted#6E6875

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#999589no red cones; affects about 1% of men; ΔE 4 from the original
Deuteranopia#98958Bno green cones; the most common form, about 1% of men; ΔE 3.9 from the original
Tritanopia#929693no blue cones; rare, and affects men and women equally; ΔE 5.7 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3:1WCAG large text: AA
Contrast with black, large text7:1WCAG large text: AAA

Named colours

Dark grey · ΔE 10.8Gray · ΔE 11.1Silver · ΔE 17.8Light slate grey · ΔE 18.3Dim grey · ΔE 18.9Slate grey · ΔE 19
Nearest named CSS colourDark grey (#A9A9A9)ΔE 10.79, a distinctly different colour
Hue familygrey
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#908A97
Analogous#97978A, #8B978A
Triadic#8A9197, #978A91
Split complementary#8A8B97, #978A97
Tetradic#8A9797, #908A97, #978A8B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F7F7F6
Lighter +30%#DDDFDB
Lighter +20%#C4C7C0
Lighter +10%#AAAFA5
Darker −10%#787E70
Darker −20%#5E6358
Darker −30%#444840
Darker −40%#2B2D28
More saturated +25%#93B36E
Less saturated −25%#919191

Channel breakdown

R145
G151
B138
Red145 (56.9%)
Green151 (59.2%)
Blue138 (54.1%)
Hue87.69°
Saturation (HSL)5.88%
Lightness56.67%
Dominant channelGreen
Hex per channelR 91 · G 97 · B 8A

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Every value on this page was computed from “91978a” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.