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Recognised as Colour

#01797F

  • #01797F
  • Cyan
  • Dark
  • Nearest: Teal

#01797F is a cyan with RGB values 1, 121, 127 and HSL 183°, 98%, 25%. It is a dark colour, so white text on it reaches 5.2:1 contrast (AA for normal text). The nearest named colour is Teal.

Colour values

#01797F#01797F
HEX#01797F
RGBrgb(1, 121, 127)
RGB (0–1)0.0039, 0.4745, 0.498
RGB percentages0.4%, 47.5%, 49.8%
HSLhsl(182.9, 98.4%, 25.1%)
HSV / HSBhsv(182.9, 99.2%, 49.8%)
CMYK99.2%, 4.7%, 0%, 50.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer96,639
CSS custom property--colour: #01797F;

Brightness & contrast

Relative luminance0.15214WCAG 2.x, 0 is black and 1 is white
Perceived brightness102.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.19:1
Contrast with white5.19:1WCAG normal text: AA
Contrast with black4.04:1WCAG normal text: Fail
Greyscale equivalent#606060
Inverted#FE8680

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#6F7380no red cones; affects about 1% of men; ΔE 27.3 from the original
Deuteranopia#60687Fno green cones; the most common form, about 1% of men; ΔE 28.2 from the original
Tritanopia#007E7Bno blue cones; rare, and affects men and women equally; ΔE 6.2 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.19:1WCAG large text: AAA
Contrast with black, large text4.04:1WCAG large text: AA

Named colours

Teal · ΔE 4.9Dark cyan · ΔE 8.4Cadetblue · ΔE 16.8Dark slate grey · ΔE 21.6Light seagreen · ΔE 23.7Slate grey · ΔE 24.5
Nearest named CSS colourTeal (#008080)ΔE 4.91, a close match
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#7F0701
Analogous#017F46, #013A7F
Triadic#7F0179, #797F01
Split complementary#7F013A, #7F4601
Tetradic#46017F, #7F0701, #3A7F01

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#4EF5FE
Lighter +30%#1CF2FD
Lighter +20%#02D9E4
Lighter +10%#01A9B2
Darker −10%#01494C
Darker −20%#00191A
Darker −30%#000000
Darker −40%#000000
More saturated +25%#007A80
Less saturated −25%#116B6F

Channel breakdown

R1
G121
B127
Red1 (0.4%)
Green121 (47.5%)
Blue127 (49.8%)
Hue182.86°
Saturation (HSL)98.44%
Lightness25.1%
Dominant channelBlue
Hex per channelR 01 · G 79 · B 7F

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Every value on this page was computed from “01797f” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.