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Colour

#1B46BF

  • #1B46BF
  • Blue
  • Dark
  • Nearest: Royal blue

#1B46BF is a blue with RGB values 27, 70, 191 and HSL 224°, 75%, 43%. It is a dark colour, so white text on it reaches 7.9:1 contrast (AAA for normal text). The nearest named colour is Royal blue.

Colour values

#1B46BF#1B46BF
HEX#1B46BF
RGBrgb(27, 70, 191)
RGB (0–1)0.1059, 0.2745, 0.749
RGB percentages10.6%, 27.5%, 74.9%
HSLhsl(224.3, 75.2%, 42.7%)
HSV / HSBhsv(224.3, 85.9%, 74.9%)
CMYK85.9%, 63.4%, 0%, 25.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,787,583
CSS custom property--colour: #1B46BF;

Brightness & contrast

Relative luminance0.08375WCAG 2.x, 0 is black and 1 is white
Perceived brightness85.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.85:1
Contrast with white7.85:1WCAG normal text: AAA
Contrast with black2.67:1WCAG normal text: Fail
Greyscale equivalent#464646
Inverted#E4B940

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#005AC3no red cones; affects about 1% of men; ΔE 15.2 from the original
Deuteranopia#004ABDno green cones; the most common form, about 1% of men; ΔE 5 from the original
Tritanopia#00667Cno blue cones; rare, and affects men and women equally; ΔE 68.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.85:1WCAG large text: AAA
Contrast with black, large text2.67:1WCAG large text: Fail

Named colours

Royal blue · ΔE 14.6Slate blue · ΔE 14.6Medium slateblue · ΔE 19.5Rebecca purple · ΔE 22.6Midnight blue · ΔE 25.8Dark slateblue · ΔE 26.1
Nearest named CSS colourRoyal blue (#4169E1)ΔE 14.56, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#BF941B
Analogous#1B98BF, #421BBF
Triadic#BF1B46, #46BF1B
Split complementary#BF421B, #98BF1B
Tetradic#BF1B98, #BF941B, #1BBF42

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B2C3F4
Lighter +30%#85A1EE
Lighter +20%#597EE7
Lighter +10%#2C5BE1
Darker −10%#153692
Darker −20%#0E2566
Darker −30%#081539
Darker −40%#02040C
More saturated +25%#0039DA
Less saturated −25%#3653A4

Channel breakdown

R27
G70
B191
Red27 (10.6%)
Green70 (27.5%)
Blue191 (74.9%)
Hue224.27°
Saturation (HSL)75.23%
Lightness42.75%
Dominant channelBlue
Hex per channelR 1B · G 46 · B BF

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Every value on this page was computed from “1b46bf” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.