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Recognised as Colour

#1F464F

  • #1F464F
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#1F464F is a cyan with RGB values 31, 70, 79 and HSL 191°, 44%, 22%. It is a dark colour, so white text on it reaches 10.3:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#1F464F#1F464F
HEX#1F464F
RGBrgb(31, 70, 79)
RGB (0–1)0.1216, 0.2745, 0.3098
RGB percentages12.2%, 27.5%, 31%
HSLhsl(191.3, 43.6%, 21.6%)
HSV / HSBhsv(191.3, 60.8%, 31%)
CMYK60.8%, 11.4%, 0%, 69%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,049,615
CSS custom property--colour: #1F464F;

Brightness & contrast

Relative luminance0.05236WCAG 2.x, 0 is black and 1 is white
Perceived brightness62.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 10.26:1
Contrast with white10.26:1WCAG normal text: AAA
Contrast with black2.05:1WCAG normal text: Fail
Greyscale equivalent#3E3E3E
Inverted#E0B9B0

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#404450no red cones; affects about 1% of men; ΔE 12.3 from the original
Deuteranopia#383E4Fno green cones; the most common form, about 1% of men; ΔE 12.9 from the original
Tritanopia#004949no blue cones; rare, and affects men and women equally; ΔE 9.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text10.26:1WCAG large text: AAA
Contrast with black, large text2.05:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 7.1Dim grey · ΔE 22.3Slate grey · ΔE 26.9Teal · ΔE 27.6Light slate grey · ΔE 29.8Gray · ΔE 29.9
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 7.09, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#4F281F
Analogous#1F4F40, #1F2E4F
Triadic#4F1F46, #464F1F
Split complementary#4F1F2E, #4F401F
Tetradic#401F4F, #4F281F, #2E4F1F

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#72B8C8
Lighter +30%#4EA5B9
Lighter +20%#3C8798
Lighter +10%#2D6674
Darker −10%#11262A
Darker −20%#020506
Darker −30%#000000
Darker −40%#000000
More saturated +25%#114F5D
Less saturated −25%#2D3D41

Channel breakdown

R31
G70
B79
Red31 (12.2%)
Green70 (27.5%)
Blue79 (31%)
Hue191.25°
Saturation (HSL)43.64%
Lightness21.57%
Dominant channelBlue
Hex per channelR 1F · G 46 · B 4F

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Every value on this page was computed from “1f464f” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.