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Recognised as Colour

#1A2127

  • #1A2127
  • Blue
  • Dark
  • Nearest: Black

#1A2127 is a blue with RGB values 26, 33, 39 and HSL 208°, 20%, 13%. It is a dark colour, so white text on it reaches 16.3:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#1A2127#1A2127
HEX#1A2127
RGBrgb(26, 33, 39)
RGB (0–1)0.102, 0.1294, 0.1529
RGB percentages10.2%, 12.9%, 15.3%
HSLhsl(207.7, 20%, 12.7%)
HSV / HSBhsv(207.7, 33.3%, 15.3%)
CMYK33.3%, 15.4%, 0%, 84.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,712,423
CSS custom property--colour: #1A2127;

Brightness & contrast

Relative luminance0.01454WCAG 2.x, 0 is black and 1 is white
Perceived brightness31.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 16.27:1
Contrast with white16.27:1WCAG normal text: AAA
Contrast with black1.29:1WCAG normal text: Fail
Greyscale equivalent#202020
Inverted#E5DED8

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#1F2127no red cones; affects about 1% of men; ΔE 2.2 from the original
Deuteranopia#1D2027no green cones; the most common form, about 1% of men; ΔE 2 from the original
Tritanopia#162223no blue cones; rare, and affects men and women equally; ΔE 4.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text16.27:1WCAG large text: AAA
Contrast with black, large text1.29:1WCAG large text: Fail

Named colours

Black · ΔE 13.4Dark slate grey · ΔE 21.6Dim grey · ΔE 32.5Slate grey · ΔE 40.9Gray · ΔE 41.6Light slate grey · ΔE 44
Nearest named CSS colourBlack (#000000)ΔE 13.38, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#27201A
Analogous#1A2727, #1A1A27
Triadic#271A21, #21271A
Split complementary#271A1A, #27271A
Tetradic#271A27, #27201A, #1A271A

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#6E889F
Lighter +30%#576F83
Lighter +20%#435564
Lighter +10%#2E3B46
Darker −10%#060708
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#12222F
Less saturated −25%#212121

Channel breakdown

R26
G33
B39
Red26 (10.2%)
Green33 (12.9%)
Blue39 (15.3%)
Hue207.69°
Saturation (HSL)20%
Lightness12.75%
Dominant channelBlue
Hex per channelR 1A · G 21 · B 27

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Every value on this page was computed from “1a2127” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.