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Colour

#1D677A

  • #1D677A
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#1D677A is a cyan with RGB values 29, 103, 122 and HSL 192°, 62%, 30%. It is a dark colour, so white text on it reaches 6.4:1 contrast (AA for normal text). The nearest named colour is Dark slate grey.

Colour values

#1D677A#1D677A
HEX#1D677A
RGBrgb(29, 103, 122)
RGB (0–1)0.1137, 0.4039, 0.4784
RGB percentages11.4%, 40.4%, 47.8%
HSLhsl(192.3, 61.6%, 29.6%)
HSV / HSBhsv(192.3, 76.2%, 47.8%)
CMYK76.2%, 15.6%, 0%, 52.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,927,034
CSS custom property--colour: #1D677A;

Brightness & contrast

Relative luminance0.11367WCAG 2.x, 0 is black and 1 is white
Perceived brightness90.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.42:1
Contrast with white6.42:1WCAG normal text: AA
Contrast with black3.27:1WCAG normal text: Fail
Greyscale equivalent#595959
Inverted#E29885

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#5B647Bno red cones; affects about 1% of men; ΔE 17.9 from the original
Deuteranopia#4E5B7Ano green cones; the most common form, about 1% of men; ΔE 18.8 from the original
Tritanopia#006D6Dno blue cones; rare, and affects men and women equally; ΔE 14.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text6.42:1WCAG large text: AAA
Contrast with black, large text3.27:1WCAG large text: AA

Named colours

Dark slate grey · ΔE 16.5Teal · ΔE 17.9Slate grey · ΔE 19.5Dark cyan · ΔE 21Light slate grey · ΔE 21.4Steel blue · ΔE 22.5
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 16.48, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#7A301D
Analogous#1D7A5E, #1D397A
Triadic#7A1D67, #677A1D
Split complementary#7A1D39, #7A5E1D
Tetradic#5E1D7A, #7A301D, #397A1D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#82CEE1
Lighter +30%#59BED7
Lighter +20%#31ADCC
Lighter +10%#278AA3
Darker −10%#134451
Darker −20%#092128
Darker −30%#000000
Darker −40%#000000
More saturated +25%#0A728D
Less saturated −25%#305C67

Channel breakdown

R29
G103
B122
Red29 (11.4%)
Green103 (40.4%)
Blue122 (47.8%)
Hue192.26°
Saturation (HSL)61.59%
Lightness29.61%
Dominant channelBlue
Hex per channelR 1D · G 67 · B 7A

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Every value on this page was computed from “1d677a” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.