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Colour

#667EB9

  • #667EB9
  • Blue
  • Dark
  • Nearest: Steel blue

#667EB9 is a blue with RGB values 102, 126, 185 and HSL 223°, 37%, 56%. It is a dark colour, so black text on it reaches 5.2:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#667EB9#667EB9
HEX#667EB9
RGBrgb(102, 126, 185)
RGB (0–1)0.4, 0.4941, 0.7255
RGB percentages40%, 49.4%, 72.5%
HSLhsl(222.7, 37.2%, 56.3%)
HSV / HSBhsv(222.7, 44.9%, 72.5%)
CMYK44.9%, 31.9%, 0%, 27.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,717,113
CSS custom property--colour: #667EB9;

Brightness & contrast

Relative luminance0.21249WCAG 2.x, 0 is black and 1 is white
Perceived brightness127.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.25:1
Contrast with white4:1WCAG normal text: Fail
Contrast with black5.25:1WCAG normal text: AA
Greyscale equivalent#7D7D7D
Inverted#998146

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#6983BBno red cones; affects about 1% of men; ΔE 2.7 from the original
Deuteranopia#607CB8no green cones; the most common form, about 1% of men; ΔE 1.5 from the original
Tritanopia#488A93no blue cones; rare, and affects men and women equally; ΔE 34.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text4:1WCAG large text: AA
Contrast with black, large text5.25:1WCAG large text: AAA

Named colours

Steel blue · ΔE 11.4Cornflower blue · ΔE 17.9Light slate grey · ΔE 24.7Slate grey · ΔE 25Dodgerblue · ΔE 30.4Dark slateblue · ΔE 30.4
Nearest named CSS colourSteel blue (#4682B4)ΔE 11.42, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#B9A166
Analogous#66A7B9, #7866B9
Triadic#B9667E, #7EB966
Split complementary#B97866, #A7B966
Tetradic#B966A7, #B9A166, #66B978

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F2F4F9
Lighter +30%#CFD7E9
Lighter +20%#ACB9D9
Lighter +10%#899CC9
Darker −10%#4A63A2
Darker −20%#3A4E7F
Darker −30%#2A385C
Darker −40%#1A2339
More saturated +25%#4A72D5
Less saturated −25%#828A9D

Channel breakdown

R102
G126
B185
Red102 (40%)
Green126 (49.4%)
Blue185 (72.5%)
Hue222.65°
Saturation (HSL)37.22%
Lightness56.27%
Dominant channelBlue
Hex per channelR 66 · G 7E · B B9

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Every value on this page was computed from “667eb9” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.