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Recognised as Colour

#122A3D

  • #122A3D
  • Blue
  • Dark
  • Nearest: Dark slate grey

#122A3D is a blue with RGB values 18, 42, 61 and HSL 207°, 54%, 15%. It is a dark colour, so white text on it reaches 14.7:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#122A3D#122A3D
HEX#122A3D
RGBrgb(18, 42, 61)
RGB (0–1)0.0706, 0.1647, 0.2392
RGB percentages7.1%, 16.5%, 23.9%
HSLhsl(206.5, 54.4%, 15.5%)
HSV / HSBhsv(206.5, 70.5%, 23.9%)
CMYK70.5%, 31.1%, 0%, 76.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,190,461
CSS custom property--colour: #122A3D;

Brightness & contrast

Relative luminance0.02121WCAG 2.x, 0 is black and 1 is white
Perceived brightness39.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 14.74:1
Contrast with white14.74:1WCAG normal text: AAA
Contrast with black1.42:1WCAG normal text: Fail
Greyscale equivalent#262626
Inverted#EDD5C2

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#222A3Eno red cones; affects about 1% of men; ΔE 5.2 from the original
Deuteranopia#1C263Dno green cones; the most common form, about 1% of men; ΔE 5.8 from the original
Tritanopia#002F31no blue cones; rare, and affects men and women equally; ΔE 14.9 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text14.74:1WCAG large text: AAA
Contrast with black, large text1.42:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 21.1Black · ΔE 22.1Dim grey · ΔE 32.1Slate grey · ΔE 37Light slate grey · ΔE 40Steel blue · ΔE 40.3
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 21.07, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#3D2512
Analogous#123D3B, #12153D
Triadic#3D122A, #2A3D12
Split complementary#3D1215, #3D3B12
Tetradic#3B123D, #3D2512, #153D12

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#5095CB
Lighter +30%#357BB3
Lighter +20%#29608C
Lighter +10%#1E4564
Darker −10%#060F16
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#082B47
Less saturated −25%#1C2933

Channel breakdown

R18
G42
B61
Red18 (7.1%)
Green42 (16.5%)
Blue61 (23.9%)
Hue206.51°
Saturation (HSL)54.43%
Lightness15.49%
Dominant channelBlue
Hex per channelR 12 · G 2A · B 3D

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Every value on this page was computed from “122a3d” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.