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Recognised as Colour

#1B798F

  • #1B798F
  • Cyan
  • Dark
  • Nearest: Teal

#1B798F is a cyan with RGB values 27, 121, 143 and HSL 191°, 68%, 33%. It is a dark colour, so white text on it reaches 5:1 contrast (AA for normal text). The nearest named colour is Teal.

Colour values

#1B798F#1B798F
HEX#1B798F
RGBrgb(27, 121, 143)
RGB (0–1)0.1059, 0.4745, 0.5608
RGB percentages10.6%, 47.5%, 56.1%
HSLhsl(191.4, 68.2%, 33.3%)
HSV / HSBhsv(191.4, 81.1%, 56.1%)
CMYK81.1%, 15.4%, 0%, 43.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,800,591
CSS custom property--colour: #1B798F;

Brightness & contrast

Relative luminance0.15891WCAG 2.x, 0 is black and 1 is white
Perceived brightness105.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.03:1
Contrast with white5.03:1WCAG normal text: AA
Contrast with black4.18:1WCAG normal text: Fail
Greyscale equivalent#676767
Inverted#E48670

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#6B7590no red cones; affects about 1% of men; ΔE 21.4 from the original
Deuteranopia#5C6A8Fno green cones; the most common form, about 1% of men; ΔE 22.7 from the original
Tritanopia#008080no blue cones; rare, and affects men and women equally; ΔE 15.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.03:1WCAG large text: AAA
Contrast with black, large text4.18:1WCAG large text: AA

Named colours

Teal · ΔE 15.3Dark cyan · ΔE 17Cadetblue · ΔE 18.8Slate grey · ΔE 19.4Steel blue · ΔE 19.9Light slate grey · ΔE 20.2
Nearest named CSS colourTeal (#008080)ΔE 15.31, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#8F311B
Analogous#1B8F6B, #1B3F8F
Triadic#8F1B79, #798F1B
Split complementary#8F1B3F, #8F6B1B
Tetradic#6B1B8F, #8F311B, #3F8F1B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#8DD8E9
Lighter +30%#62C9E1
Lighter +20%#37BAD9
Lighter +10%#239DBA
Darker −10%#135564
Darker −20%#0B3039
Darker −30%#030C0E
Darker −40%#000000
More saturated +25%#0686A4
Less saturated −25%#306C7A

Channel breakdown

R27
G121
B143
Red27 (10.6%)
Green121 (47.5%)
Blue143 (56.1%)
Hue191.38°
Saturation (HSL)68.24%
Lightness33.33%
Dominant channelBlue
Hex per channelR 1B · G 79 · B 8F

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Every value on this page was computed from “1b798f” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.