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Recognised as Colour

#6F99CB

  • #6F99CB
  • Blue
  • Dark
  • Nearest: Steel blue

#6F99CB is a blue with RGB values 111, 153, 203 and HSL 213°, 47%, 62%. It is a dark colour, so black text on it reaches 7.1:1 contrast (AAA for normal text). The nearest named colour is Steel blue.

Colour values

#6F99CB#6F99CB
HEX#6F99CB
RGBrgb(111, 153, 203)
RGB (0–1)0.4353, 0.6, 0.7961
RGB percentages43.5%, 60%, 79.6%
HSLhsl(212.6, 46.9%, 61.6%)
HSV / HSBhsv(212.6, 45.3%, 79.6%)
CMYK45.3%, 24.6%, 0%, 20.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer7,313,867
CSS custom property--colour: #6F99CB;

Brightness & contrast

Relative luminance0.30474WCAG 2.x, 0 is black and 1 is white
Perceived brightness148.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.09:1
Contrast with white2.96:1WCAG normal text: Fail
Contrast with black7.09:1WCAG normal text: AAA
Greyscale equivalent#949494
Inverted#906634

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#869BCDno red cones; affects about 1% of men; ΔE 6.3 from the original
Deuteranopia#7B92CAno green cones; the most common form, about 1% of men; ΔE 7.1 from the original
Tritanopia#4AA4AAno blue cones; rare, and affects men and women equally; ΔE 30.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.96:1WCAG large text: Fail
Contrast with black, large text7.09:1WCAG large text: AAA

Named colours

Steel blue · ΔE 10.3Light slate grey · ΔE 20.1Light skyblue · ΔE 20.3Slate grey · ΔE 21.7Cornflower blue · ΔE 21.7Light steelblue · ΔE 22.2
Nearest named CSS colourSteel blue (#4682B4)ΔE 10.3, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#CBA16F
Analogous#6FC7CB, #736FCB
Triadic#CB6F99, #99CB6F
Split complementary#CB736F, #C7CB6F
Tetradic#CB6FC7, #CBA16F, #6FCB73

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#DFE9F4
Lighter +20%#BACEE6
Lighter +10%#94B4D9
Darker −10%#4A7EBD
Darker −20%#38669C
Darker −30%#2B4D76
Darker −40%#1D3551
More saturated +25%#5797E3
Less saturated −25%#889BB3

Channel breakdown

R111
G153
B203
Red111 (43.5%)
Green153 (60%)
Blue203 (79.6%)
Hue212.61°
Saturation (HSL)46.94%
Lightness61.57%
Dominant channelBlue
Hex per channelR 6F · G 99 · B CB

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Every value on this page was computed from “6f99cb” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.