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Recognised as Colour

#0067B4

  • #0067B4
  • Blue
  • Dark
  • Nearest: Cornflower blue

#0067B4 is a blue with RGB values 0, 103, 180 and HSL 206°, 100%, 35%. It is a dark colour, so white text on it reaches 5.8:1 contrast (AA for normal text). The nearest named colour is Cornflower blue.

Colour values

#0067B4#0067B4
HEX#0067B4
RGBrgb(0, 103, 180)
RGB (0–1)0, 0.4039, 0.7059
RGB percentages0%, 40.4%, 70.6%
HSLhsl(205.7, 100%, 35.3%)
HSV / HSBhsv(205.7, 100%, 70.6%)
CMYK100%, 42.8%, 0%, 29.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer26,548
CSS custom property--colour: #0067B4;

Brightness & contrast

Relative luminance0.12996WCAG 2.x, 0 is black and 1 is white
Perceived brightness99.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.83:1
Contrast with white5.83:1WCAG normal text: AA
Contrast with black3.6:1WCAG normal text: Fail
Greyscale equivalent#575757
Inverted#FF984B

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#3F6DB7no red cones; affects about 1% of men; ΔE 6.2 from the original
Deuteranopia#1E5EB3no green cones; the most common form, about 1% of men; ΔE 8.1 from the original
Tritanopia#007A84no blue cones; rare, and affects men and women equally; ΔE 45.2 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.83:1WCAG large text: AAA
Contrast with black, large text3.6:1WCAG large text: AA

Named colours

Cornflower blue · ΔE 19.7Steel blue · ΔE 20.4Dodgerblue · ΔE 23.4Dark slateblue · ΔE 24.9Royal blue · ΔE 28.1Slate blue · ΔE 32.8
Nearest named CSS colourCornflower blue (#6495ED)ΔE 19.74, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#B44D00
Analogous#00B4A7, #000DB4
Triadic#B40067, #67B400
Split complementary#B4000D, #B4A700
Tetradic#A700B4, #B44D00, #0DB400

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#81C9FF
Lighter +30%#4EB3FF
Lighter +20%#1B9DFF
Lighter +10%#0084E7
Darker −10%#004A81
Darker −20%#002D4E
Darker −30%#000F1B
Darker −40%#000000
More saturated +25%#0067B4
Less saturated −25%#17649E

Channel breakdown

R0
G103
B180
Red0 (0%)
Green103 (40.4%)
Blue180 (70.6%)
Hue205.67°
Saturation (HSL)100%
Lightness35.29%
Dominant channelBlue
Hex per channelR 00 · G 67 · B B4

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Every value on this page was computed from “0067b4” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.