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Recognised as Colour

#19333D

  • #19333D
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#19333D is a cyan with RGB values 25, 51, 61 and HSL 197°, 42%, 17%. It is a dark colour, so white text on it reaches 13.3:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#19333D#19333D
HEX#19333D
RGBrgb(25, 51, 61)
RGB (0–1)0.098, 0.2, 0.2392
RGB percentages9.8%, 20%, 23.9%
HSLhsl(196.7, 41.9%, 16.9%)
HSV / HSBhsv(196.7, 59%, 23.9%)
CMYK59%, 16.4%, 0%, 76.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,651,517
CSS custom property--colour: #19333D;

Brightness & contrast

Relative luminance0.02911WCAG 2.x, 0 is black and 1 is white
Perceived brightness46.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 13.27:1
Contrast with white13.27:1WCAG normal text: AAA
Contrast with black1.58:1WCAG normal text: Fail
Greyscale equivalent#2E2E2E
Inverted#E6CCC2

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#2D323Eno red cones; affects about 1% of men; ΔE 7.8 from the original
Deuteranopia#282E3Dno green cones; the most common form, about 1% of men; ΔE 8.3 from the original
Tritanopia#043636no blue cones; rare, and affects men and women equally; ΔE 10 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text13.27:1WCAG large text: AAA
Contrast with black, large text1.58:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 13.9Black · ΔE 22.8Dim grey · ΔE 27.2Slate grey · ΔE 33.5Gray · ΔE 35.8Teal · ΔE 36.2
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 13.86, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#3D2319
Analogous#193D35, #19213D
Triadic#3D1933, #333D19
Split complementary#3D1921, #3D3519
Tetradic#35193D, #3D2319, #213D19

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#63A5BF
Lighter +30%#458EAA
Lighter +20%#376F85
Lighter +10%#285161
Darker −10%#0A1519
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#0E3848
Less saturated −25%#242E32

Channel breakdown

R25
G51
B61
Red25 (9.8%)
Green51 (20%)
Blue61 (23.9%)
Hue196.67°
Saturation (HSL)41.86%
Lightness16.86%
Dominant channelBlue
Hex per channelR 19 · G 33 · B 3D

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Every value on this page was computed from “19333d” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.