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Recognised as Colour

#999AA4

  • #999AA4
  • Grey
  • Dark
  • Nearest: Dark grey

#999AA4 is a grey with RGB values 153, 154, 164 and HSL 235°, 6%, 62%. It is a dark colour, so black text on it reaches 7.5:1 contrast (AAA for normal text). The nearest named colour is Dark grey.

Colour values

#999AA4#999AA4
HEX#999AA4
RGBrgb(153, 154, 164)
RGB (0–1)0.6, 0.6039, 0.6431
RGB percentages60%, 60.4%, 64.3%
HSLhsl(234.5, 5.7%, 62.2%)
HSV / HSBhsv(234.5, 6.7%, 64.3%)
CMYK6.7%, 6.1%, 0%, 35.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,066,596
CSS custom property--colour: #999AA4;

Brightness & contrast

Relative luminance0.32564WCAG 2.x, 0 is black and 1 is white
Perceived brightness154.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.51:1
Contrast with white2.8:1WCAG normal text: Fail
Contrast with black7.51:1WCAG normal text: AAA
Greyscale equivalent#9B9B9B
Inverted#66655B

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#989BA5no red cones; affects about 1% of men; ΔE 0.8 from the original
Deuteranopia#979AA4no green cones; the most common form, about 1% of men; ΔE 0.8 from the original
Tritanopia#979C9Dno blue cones; rare, and affects men and women equally; ΔE 5.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.8:1WCAG large text: Fail
Contrast with black, large text7.51:1WCAG large text: AAA

Named colours

Dark grey · ΔE 7.8Light slate grey · ΔE 10.5Gray · ΔE 11.6Slate grey · ΔE 12.7Silver · ΔE 15Light steelblue · ΔE 17.9
Nearest named CSS colourDark grey (#A9A9A9)ΔE 7.79, clearly different but related
Hue familygrey
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#A4A399
Analogous#99A0A4, #9E99A4
Triadic#A4999A, #9AA499
Split complementary#A49E99, #A0A499
Tetradic#A499A0, #A4A399, #99A49E

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#EAEAEC
Lighter +20%#CFCFD4
Lighter +10%#B4B5BC
Darker −10%#7E7F8C
Darker −20%#656672
Darker −30%#4D4E57
Darker −40%#35363C
More saturated +25%#8186BC
Less saturated −25%#9F9F9F

Channel breakdown

R153
G154
B164
Red153 (60%)
Green154 (60.4%)
Blue164 (64.3%)
Hue234.55°
Saturation (HSL)5.7%
Lightness62.16%
Dominant channelBlue
Hex per channelR 99 · G 9A · B A4

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Every value on this page was computed from “999aa4” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.