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Colour

#1A4FB7

  • #1A4FB7
  • Blue
  • Dark
  • Nearest: Royal blue

#1A4FB7 is a blue with RGB values 26, 79, 183 and HSL 220°, 75%, 41%. It is a dark colour, so white text on it reaches 7.4:1 contrast (AAA for normal text). The nearest named colour is Royal blue.

Colour values

#1A4FB7#1A4FB7
HEX#1A4FB7
RGBrgb(26, 79, 183)
RGB (0–1)0.102, 0.3098, 0.7176
RGB percentages10.2%, 31%, 71.8%
HSLhsl(219.7, 75.1%, 41%)
HSV / HSBhsv(219.7, 85.8%, 71.8%)
CMYK85.8%, 56.8%, 0%, 28.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,724,343
CSS custom property--colour: #1A4FB7;

Brightness & contrast

Relative luminance0.0923WCAG 2.x, 0 is black and 1 is white
Perceived brightness87.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.38:1
Contrast with white7.38:1WCAG normal text: AAA
Contrast with black2.85:1WCAG normal text: Fail
Greyscale equivalent#4B4B4B
Inverted#E5B048

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#005DBBno red cones; affects about 1% of men; ΔE 10.5 from the original
Deuteranopia#004FB5no green cones; the most common form, about 1% of men; ΔE 2.1 from the original
Tritanopia#00697Bno blue cones; rare, and affects men and women equally; ΔE 59.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.38:1WCAG large text: AAA
Contrast with black, large text2.85:1WCAG large text: Fail

Named colours

Royal blue · ΔE 13.1Slate blue · ΔE 15.7Dark slateblue · ΔE 18.6Rebecca purple · ΔE 23.5Midnight blue · ΔE 24.4Medium slateblue · ΔE 24.5
Nearest named CSS colourRoyal blue (#4169E1)ΔE 13.08, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#B7821A
Analogous#1A9EB7, #331AB7
Triadic#B71A4F, #4FB71A
Split complementary#B7331A, #9EB71A
Tetradic#B71A9E, #B7821A, #1AB733

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#AAC3F3
Lighter +30%#7DA3ED
Lighter +20%#5183E6
Lighter +10%#2463E0
Darker −10%#143C8A
Darker −20%#0D285E
Darker −30%#071531
Darker −40%#010204
More saturated +25%#0047D1
Less saturated −25%#34579D

Channel breakdown

R26
G79
B183
Red26 (10.2%)
Green79 (31%)
Blue183 (71.8%)
Hue219.75°
Saturation (HSL)75.12%
Lightness40.98%
Dominant channelBlue
Hex per channelR 1A · G 4F · B B7

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Every value on this page was computed from “1a4fb7” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.