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Recognised as Colour

#1A2E55

  • #1A2E55
  • Blue
  • Dark
  • Nearest: Dark slateblue

#1A2E55 is a blue with RGB values 26, 46, 85 and HSL 220°, 53%, 22%. It is a dark colour, so white text on it reaches 13.4:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#1A2E55#1A2E55
HEX#1A2E55
RGBrgb(26, 46, 85)
RGB (0–1)0.102, 0.1804, 0.3333
RGB percentages10.2%, 18%, 33.3%
HSLhsl(219.7, 53.2%, 21.8%)
HSV / HSBhsv(219.7, 69.4%, 33.3%)
CMYK69.4%, 45.9%, 0%, 66.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,715,797
CSS custom property--colour: #1A2E55;

Brightness & contrast

Relative luminance0.02829WCAG 2.x, 0 is black and 1 is white
Perceived brightness47.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 13.41:1
Contrast with white13.41:1WCAG normal text: AAA
Contrast with black1.57:1WCAG normal text: Fail
Greyscale equivalent#2D2D2D
Inverted#E5D1AA

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#1C3257no red cones; affects about 1% of men; ΔE 2.5 from the original
Deuteranopia#132C54no green cones; the most common form, about 1% of men; ΔE 1.5 from the original
Tritanopia#00373Dno blue cones; rare, and affects men and women equally; ΔE 26.9 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text13.41:1WCAG large text: AAA
Contrast with black, large text1.57:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 27.8Dark slate grey · ΔE 31.2Black · ΔE 33.1Midnight blue · ΔE 34.7Steel blue · ΔE 35.3Dim grey · ΔE 36.8
Nearest named CSS colourDark slateblue (#483D8B)ΔE 27.81, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#55411A
Analogous#1A4B55, #241A55
Triadic#551A2E, #2E551A
Split complementary#55241A, #4B551A
Tetradic#551A4B, #55411A, #1A5524

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#6A8DD1
Lighter +30%#436FC5
Lighter +20%#3258A3
Lighter +10%#26437C
Darker −10%#0E192E
Darker −20%#020407
Darker −30%#000000
Darker −40%#000000
More saturated +25%#0C2A63
Less saturated −25%#283247

Channel breakdown

R26
G46
B85
Red26 (10.2%)
Green46 (18%)
Blue85 (33.3%)
Hue219.66°
Saturation (HSL)53.15%
Lightness21.76%
Dominant channelBlue
Hex per channelR 1A · G 2E · B 55

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Every value on this page was computed from “1a2e55” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.