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Colour

#1C111F

  • #1C111F
  • Violet
  • Dark
  • Nearest: Black

#1C111F is a violet with RGB values 28, 17, 31 and HSL 287°, 29%, 9%. It is a dark colour, so white text on it reaches 18.3:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#1C111F#1C111F
HEX#1C111F
RGBrgb(28, 17, 31)
RGB (0–1)0.1098, 0.0667, 0.1216
RGB percentages11%, 6.7%, 12.2%
HSLhsl(287.1, 29.2%, 9.4%)
HSV / HSBhsv(287.1, 45.2%, 12.2%)
CMYK9.7%, 45.2%, 0%, 87.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,839,391
CSS custom property--colour: #1C111F;

Brightness & contrast

Relative luminance0.00747WCAG 2.x, 0 is black and 1 is white
Perceived brightness22.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 18.27:1
Contrast with white18.27:1WCAG normal text: AAA
Contrast with black1.15:1WCAG normal text: Fail
Greyscale equivalent#141414
Inverted#E3EEE0

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0F1420no red cones; affects about 1% of men; ΔE 7.4 from the original
Deuteranopia#12151Fno green cones; the most common form, about 1% of men; ΔE 7.2 from the original
Tritanopia#1C1316no blue cones; rare, and affects men and women equally; ΔE 8.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text18.27:1WCAG large text: AAA
Contrast with black, large text1.15:1WCAG large text: Fail

Named colours

Black · ΔE 13.4Dark slate grey · ΔE 32.2Dim grey · ΔE 39.4Dark slateblue · ΔE 45.5Slate grey · ΔE 47.5Gray · ΔE 48.2
Nearest named CSS colourBlack (#000000)ΔE 13.39, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#141F11
Analogous#15111F, #1F111B
Triadic#1F1C11, #111F1C
Split complementary#1B1F11, #111F15
Tetradic#1F1511, #141F11, #111B1F

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#9359A3
Lighter +30%#754782
Lighter +20%#583561
Lighter +10%#3A2340
Darker −10%#000000
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#1F0B25
Less saturated −25%#191719

Channel breakdown

R28
G17
B31
Red28 (11%)
Green17 (6.7%)
Blue31 (12.2%)
Hue287.14°
Saturation (HSL)29.17%
Lightness9.41%
Dominant channelBlue
Hex per channelR 1C · G 11 · B 1F

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Every value on this page was computed from “1c111f” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.