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Recognised as Colour

#021A3D

  • #021A3D
  • Blue
  • Dark
  • Nearest: Black

#021A3D is a blue with RGB values 2, 26, 61 and HSL 216°, 94%, 12%. It is a dark colour, so white text on it reaches 17.2:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#021A3D#021A3D
HEX#021A3D
RGBrgb(2, 26, 61)
RGB (0–1)0.0078, 0.102, 0.2392
RGB percentages0.8%, 10.2%, 23.9%
HSLhsl(215.6, 93.7%, 12.4%)
HSV / HSBhsv(215.6, 96.7%, 23.9%)
CMYK96.7%, 57.4%, 0%, 76.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer137,789
CSS custom property--colour: #021A3D;

Brightness & contrast

Relative luminance0.01089WCAG 2.x, 0 is black and 1 is white
Perceived brightness28.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 17.25:1
Contrast with white17.25:1WCAG normal text: AAA
Contrast with black1.22:1WCAG normal text: Fail
Greyscale equivalent#171717
Inverted#FDE5C2

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#051E3Eno red cones; affects about 1% of men; ΔE 3.3 from the original
Deuteranopia#00183Cno green cones; the most common form, about 1% of men; ΔE 1.4 from the original
Tritanopia#002328no blue cones; rare, and affects men and women equally; ΔE 25 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text17.25:1WCAG large text: AAA
Contrast with black, large text1.22:1WCAG large text: Fail

Named colours

Black · ΔE 27.8Dark slateblue · ΔE 33.2Midnight blue · ΔE 35.5Dark slate grey · ΔE 35.6Dim grey · ΔE 43.4Steel blue · ΔE 44.7
Nearest named CSS colourBlack (#000000)ΔE 27.78, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#3D2502
Analogous#02373D, #08023D
Triadic#3D021A, #1A3D02
Split complementary#3D0802, #373D02
Tetradic#3D0237, #3D2502, #023D08

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#1470F7
Lighter +30%#0759D1
Lighter +20%#0544A0
Lighter +10%#042F6E
Darker −10%#00050C
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#001A3F
Less saturated −25%#0A1B35

Channel breakdown

R2
G26
B61
Red2 (0.8%)
Green26 (10.2%)
Blue61 (23.9%)
Hue215.59°
Saturation (HSL)93.65%
Lightness12.35%
Dominant channelBlue
Hex per channelR 02 · G 1A · B 3D

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Every value on this page was computed from “021a3d” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.