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Recognised as Colour

#999BCF

  • #999BCF
  • Blue
  • Dark
  • Nearest: Steel blue

#999BCF is a blue with RGB values 153, 155, 207 and HSL 238°, 36%, 71%. It is a dark colour, so black text on it reaches 7.9:1 contrast (AAA for normal text). The nearest named colour is Steel blue.

Colour values

#999BCF#999BCF
HEX#999BCF
RGBrgb(153, 155, 207)
RGB (0–1)0.6, 0.6078, 0.8118
RGB percentages60%, 60.8%, 81.2%
HSLhsl(237.8, 36%, 70.6%)
HSV / HSBhsv(237.8, 26.1%, 81.2%)
CMYK26.1%, 25.1%, 0%, 18.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,066,895
CSS custom property--colour: #999BCF;

Brightness & contrast

Relative luminance0.3472WCAG 2.x, 0 is black and 1 is white
Perceived brightness161.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.94:1
Contrast with white2.64:1WCAG normal text: Fail
Contrast with black7.94:1WCAG normal text: AAA
Greyscale equivalent#9E9E9E
Inverted#666430

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#8DA1D1no red cones; affects about 1% of men; ΔE 6.5 from the original
Deuteranopia#8B9DCEno green cones; the most common form, about 1% of men; ΔE 5.6 from the original
Tritanopia#8CA4ADno blue cones; rare, and affects men and women equally; ΔE 25.8 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.64:1WCAG large text: Fail
Contrast with black, large text7.94:1WCAG large text: AAA

Named colours

Steel blue · ΔE 20.5Light steelblue · ΔE 21.1Light slate grey · ΔE 22.5Cornflower blue · ΔE 22.8Thistle · ΔE 23Plum · ΔE 23.7
Nearest named CSS colourSteel blue (#4682B4)ΔE 20.47, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#CFCD99
Analogous#99B6CF, #B299CF
Triadic#CF999B, #9BCF99
Split complementary#CFB299, #B6CF99
Tetradic#CF99B6, #CFCD99, #99CFB2

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#DEDFF0
Lighter +10%#BCBDDF
Darker −10%#7679BF
Darker −20%#5457AE
Darker −30%#42458D
Darker −40%#32346A
More saturated +25%#868AE2
Less saturated −25%#ACACBC

Channel breakdown

R153
G155
B207
Red153 (60%)
Green155 (60.8%)
Blue207 (81.2%)
Hue237.78°
Saturation (HSL)36%
Lightness70.59%
Dominant channelBlue
Hex per channelR 99 · G 9B · B CF

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