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Recognised as Colour

#00669C

  • #00669C
  • Blue
  • Dark
  • Nearest: Steel blue

#00669C is a blue with RGB values 0, 102, 156 and HSL 201°, 100%, 31%. It is a dark colour, so white text on it reaches 6.2:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#00669C#00669C
HEX#00669C
RGBrgb(0, 102, 156)
RGB (0–1)0, 0.4, 0.6118
RGB percentages0%, 40%, 61.2%
HSLhsl(200.8, 100%, 30.6%)
HSV / HSBhsv(200.8, 100%, 61.2%)
CMYK100%, 34.6%, 0%, 38.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer26,268
CSS custom property--colour: #00669C;

Brightness & contrast

Relative luminance0.11903WCAG 2.x, 0 is black and 1 is white
Perceived brightness94.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.21:1
Contrast with white6.21:1WCAG normal text: AA
Contrast with black3.38:1WCAG normal text: Fail
Greyscale equivalent#545454
Inverted#FF9963

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#4C689Eno red cones; affects about 1% of men; ΔE 10.9 from the original
Deuteranopia#375B9Bno green cones; the most common form, about 1% of men; ΔE 12.9 from the original
Tritanopia#007379no blue cones; rare, and affects men and women equally; ΔE 32.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.21:1WCAG large text: AAA
Contrast with black, large text3.38:1WCAG large text: AA

Named colours

Steel blue · ΔE 12.1Cornflower blue · ΔE 28.1Slate grey · ΔE 28.3Light slate grey · ΔE 29.2Dark slateblue · ΔE 32.4Dark slate grey · ΔE 34.8
Nearest named CSS colourSteel blue (#4682B4)ΔE 12.09, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#9C3600
Analogous#009C84, #00189C
Triadic#9C0066, #669C00
Split complementary#9C0018, #9C8400
Tetradic#84009C, #9C3600, #189C00

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#69CBFF
Lighter +30%#36B9FF
Lighter +20%#03A8FF
Lighter +10%#0087CF
Darker −10%#004569
Darker −20%#002336
Darker −30%#000203
Darker −40%#000000
More saturated +25%#00669C
Less saturated −25%#146089

Channel breakdown

R0
G102
B156
Red0 (0%)
Green102 (40%)
Blue156 (61.2%)
Hue200.77°
Saturation (HSL)100%
Lightness30.59%
Dominant channelBlue
Hex per channelR 00 · G 66 · B 9C

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Every value on this page was computed from “00669c” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.