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Recognised as Colour

#01203E

  • #01203E
  • Blue
  • Dark
  • Nearest: Black

#01203E is a blue with RGB values 1, 32, 62 and HSL 210°, 97%, 12%. It is a dark colour, so white text on it reaches 16.4:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#01203E#01203E
HEX#01203E
RGBrgb(1, 32, 62)
RGB (0–1)0.0039, 0.1255, 0.2431
RGB percentages0.4%, 12.5%, 24.3%
HSLhsl(209.5, 96.8%, 12.4%)
HSV / HSBhsv(209.5, 98.4%, 24.3%)
CMYK98.4%, 48.4%, 0%, 75.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer73,790
CSS custom property--colour: #01203E;

Brightness & contrast

Relative luminance0.01387WCAG 2.x, 0 is black and 1 is white
Perceived brightness32.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 16.44:1
Contrast with white16.44:1WCAG normal text: AAA
Contrast with black1.28:1WCAG normal text: Fail
Greyscale equivalent#1C1C1C
Inverted#FEDFC1

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#10223Fno red cones; affects about 1% of men; ΔE 2.7 from the original
Deuteranopia#051D3Dno green cones; the most common form, about 1% of men; ΔE 2.9 from the original
Tritanopia#00272Bno blue cones; rare, and affects men and women equally; ΔE 21.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text16.44:1WCAG large text: AAA
Contrast with black, large text1.28:1WCAG large text: Fail

Named colours

Black · ΔE 25.4Dark slate grey · ΔE 30.4Dark slateblue · ΔE 36.2Dim grey · ΔE 39.6Midnight blue · ΔE 40.2Steel blue · ΔE 42.3
Nearest named CSS colourBlack (#000000)ΔE 25.42, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#3E1F01
Analogous#013E3E, #01023E
Triadic#3E0120, #203E01
Split complementary#3E0102, #3E3E01
Tetradic#3E013E, #3E1F01, #013E01

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#1087FB
Lighter +30%#036ED5
Lighter +20%#0354A2
Lighter +10%#023A70
Darker −10%#00060C
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#00203F
Less saturated −25%#092036

Channel breakdown

R1
G32
B62
Red1 (0.4%)
Green32 (12.5%)
Blue62 (24.3%)
Hue209.51°
Saturation (HSL)96.83%
Lightness12.35%
Dominant channelBlue
Hex per channelR 01 · G 20 · B 3E

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Every value on this page was computed from “01203e” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.