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Recognised as Colour

#1C072B

  • #1C072B
  • Violet
  • Dark
  • Nearest: Black

#1C072B is a violet with RGB values 28, 7, 43 and HSL 275°, 72%, 10%. It is a dark colour, so white text on it reaches 18.8:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#1C072B#1C072B
HEX#1C072B
RGBrgb(28, 7, 43)
RGB (0–1)0.1098, 0.0275, 0.1686
RGB percentages11%, 2.7%, 16.9%
HSLhsl(275, 72%, 9.8%)
HSV / HSBhsv(275, 83.7%, 16.9%)
CMYK34.9%, 83.7%, 0%, 83.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,836,843
CSS custom property--colour: #1C072B;

Brightness & contrast

Relative luminance0.00573WCAG 2.x, 0 is black and 1 is white
Perceived brightness21.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 18.84:1
Contrast with white18.84:1WCAG normal text: AAA
Contrast with black1.11:1WCAG normal text: Fail
Greyscale equivalent#0E0E0E
Inverted#E3F8D4

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#00112Cno red cones; affects about 1% of men; ΔE 13.8 from the original
Deuteranopia#02122Ano green cones; the most common form, about 1% of men; ΔE 14.8 from the original
Tritanopia#1A0F18no blue cones; rare, and affects men and women equally; ΔE 19 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text18.84:1WCAG large text: AAA
Contrast with black, large text1.11:1WCAG large text: Fail

Named colours

Black · ΔE 26.7Midnight blue · ΔE 35.1Dark slateblue · ΔE 35.4Dark slate grey · ΔE 42.4Rebecca purple · ΔE 46.7Dim grey · ΔE 47.2
Nearest named CSS colourBlack (#000000)ΔE 26.72, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#162B07
Analogous#0A072B, #2B0728
Triadic#2B1C07, #072B1C
Split complementary#282B07, #072B0A
Tetradic#2B0A07, #162B07, #07282B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#8E24DA
Lighter +30%#721CAF
Lighter +20%#551583
Lighter +10%#390E57
Darker −10%#000000
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#1D0131
Less saturated −25%#1B0D25

Channel breakdown

R28
G7
B43
Red28 (11%)
Green7 (2.7%)
Blue43 (16.9%)
Hue275°
Saturation (HSL)72%
Lightness9.8%
Dominant channelBlue
Hex per channelR 1C · G 07 · B 2B

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Every value on this page was computed from “1c072b” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.