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Colour

#617A80

  • #617A80
  • Cyan
  • Dark
  • Nearest: Slate grey

#617A80 is a cyan with RGB values 97, 122, 128 and HSL 192°, 14%, 44%. It is a dark colour, so black text on it reaches 4.6:1 contrast (AA for normal text). The nearest named colour is Slate grey.

Colour values

#617A80#617A80
HEX#617A80
RGBrgb(97, 122, 128)
RGB (0–1)0.3804, 0.4784, 0.502
RGB percentages38%, 47.8%, 50.2%
HSLhsl(191.6, 13.8%, 44.1%)
HSV / HSBhsv(191.6, 24.2%, 50.2%)
CMYK24.2%, 4.7%, 0%, 49.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,388,352
CSS custom property--colour: #617A80;

Brightness & contrast

Relative luminance0.18019WCAG 2.x, 0 is black and 1 is white
Perceived brightness115.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 4.6:1
Contrast with white4.56:1WCAG normal text: AA
Contrast with black4.6:1WCAG normal text: AA
Greyscale equivalent#757575
Inverted#9E857F

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#757880no red cones; affects about 1% of men; ΔE 8.3 from the original
Deuteranopia#707480no green cones; the most common form, about 1% of men; ΔE 8.7 from the original
Tritanopia#587D7Cno blue cones; rare, and affects men and women equally; ΔE 6.2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text4.56:1WCAG large text: AAA
Contrast with black, large text4.6:1WCAG large text: AAA

Named colours

Slate grey · ΔE 7.7Light slate grey · ΔE 9.6Gray · ΔE 10.6Dim grey · ΔE 11.1Cadetblue · ΔE 16.8Dark slate grey · ΔE 18.9
Nearest named CSS colourSlate grey (#708090)ΔE 7.69, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#806761
Analogous#618077, #616A80
Triadic#80617A, #7A8061
Split complementary#80616B, #807761
Tetradic#766180, #806761, #6A8061

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D1DADC
Lighter +30%#B4C3C6
Lighter +20%#97ABB0
Lighter +10%#7A949A
Darker −10%#4B5E63
Darker −20%#354346
Darker −30%#1F2729
Darker −40%#090B0C
More saturated +25%#458B9C
Less saturated −25%#717171

Channel breakdown

R97
G122
B128
Red97 (38%)
Green122 (47.8%)
Blue128 (50.2%)
Hue191.61°
Saturation (HSL)13.78%
Lightness44.12%
Dominant channelBlue
Hex per channelR 61 · G 7A · B 80

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Every value on this page was computed from “617a80” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.