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Colour

#017A8A

  • #017A8A
  • Cyan
  • Dark
  • Nearest: Teal

#017A8A is a cyan with RGB values 1, 122, 138 and HSL 187°, 99%, 27%. It is a dark colour, so white text on it reaches 5.1:1 contrast (AA for normal text). The nearest named colour is Teal.

Colour values

#017A8A#017A8A
HEX#017A8A
RGBrgb(1, 122, 138)
RGB (0–1)0.0039, 0.4784, 0.5412
RGB percentages0.4%, 47.8%, 54.1%
HSLhsl(187, 98.6%, 27.3%)
HSV / HSBhsv(187, 99.3%, 54.1%)
CMYK99.3%, 11.6%, 0%, 45.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer96,906
CSS custom property--colour: #017A8A;

Brightness & contrast

Relative luminance0.1576WCAG 2.x, 0 is black and 1 is white
Perceived brightness104.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.06:1
Contrast with white5.06:1WCAG normal text: AA
Contrast with black4.15:1WCAG normal text: Fail
Greyscale equivalent#616161
Inverted#FE8575

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#6D758Bno red cones; affects about 1% of men; ΔE 24.8 from the original
Deuteranopia#5D6A8Ano green cones; the most common form, about 1% of men; ΔE 25.7 from the original
Tritanopia#00817Fno blue cones; rare, and affects men and women equally; ΔE 12 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.06:1WCAG large text: AAA
Contrast with black, large text4.15:1WCAG large text: AA

Named colours

Teal · ΔE 10.7Dark cyan · ΔE 12.6Cadetblue · ΔE 17.5Slate grey · ΔE 22Dark slate grey · ΔE 22.8Light slate grey · ΔE 22.9
Nearest named CSS colourTeal (#008080)ΔE 10.67, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#8A1101
Analogous#018A55, #01368A
Triadic#8A017A, #7A8A01
Split complementary#8A0136, #8A5501
Tetradic#55018A, #8A1101, #368A01

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#59EBFE
Lighter +30%#27E4FD
Lighter +20%#02D4EF
Lighter +10%#01A7BD
Darker −10%#014D57
Darker −20%#002025
Darker −30%#000000
Darker −40%#000000
More saturated +25%#007B8B
Less saturated −25%#126D79

Channel breakdown

R1
G122
B138
Red1 (0.4%)
Green122 (47.8%)
Blue138 (54.1%)
Hue187.01°
Saturation (HSL)98.56%
Lightness27.25%
Dominant channelBlue
Hex per channelR 01 · G 7A · B 8A

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Every value on this page was computed from “017a8a” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.