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Colour

#616B89

  • #616B89
  • Blue
  • Dark
  • Nearest: Slate grey

#616B89 is a blue with RGB values 97, 107, 137 and HSL 225°, 17%, 46%. It is a dark colour, so white text on it reaches 5.3:1 contrast (AA for normal text). The nearest named colour is Slate grey.

Colour values

#616B89#616B89
HEX#616B89
RGBrgb(97, 107, 137)
RGB (0–1)0.3804, 0.4196, 0.5373
RGB percentages38%, 42%, 53.7%
HSLhsl(225, 17.1%, 45.9%)
HSV / HSBhsv(225, 29.2%, 53.7%)
CMYK29.2%, 21.9%, 0%, 46.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,384,521
CSS custom property--colour: #616B89;

Brightness & contrast

Relative luminance0.14863WCAG 2.x, 0 is black and 1 is white
Perceived brightness108 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.29:1
Contrast with white5.29:1WCAG normal text: AA
Contrast with black3.97:1WCAG normal text: Fail
Greyscale equivalent#6B6B6B
Inverted#9E9476

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#626D8Ano red cones; affects about 1% of men; ΔE 1 from the original
Deuteranopia#5F6A88no green cones; the most common form, about 1% of men; ΔE 0.6 from the original
Tritanopia#567175no blue cones; rare, and affects men and women equally; ΔE 17.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text5.29:1WCAG large text: AAA
Contrast with black, large text3.97:1WCAG large text: AA

Named colours

Slate grey · ΔE 11.8Light slate grey · ΔE 13.7Steel blue · ΔE 17.8Dim grey · ΔE 18.1Gray · ΔE 19.8Dark slate grey · ΔE 25.1
Nearest named CSS colourSlate grey (#708090)ΔE 11.77, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#897F61
Analogous#617F89, #6B6189
Triadic#89616B, #6B8961
Split complementary#896B61, #7F8961
Tetradic#89617F, #897F61, #61896B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D5D8E1
Lighter +30%#B7BCCC
Lighter +20%#99A1B7
Lighter +10%#7B85A2
Darker −10%#4C546B
Darker −20%#373C4D
Darker −30%#22252F
Darker −40%#0C0E12
More saturated +25%#445CA6
Less saturated −25%#757575

Channel breakdown

R97
G107
B137
Red97 (38%)
Green107 (42%)
Blue137 (53.7%)
Hue225°
Saturation (HSL)17.09%
Lightness45.88%
Dominant channelBlue
Hex per channelR 61 · G 6B · B 89

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Every value on this page was computed from “616b89” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.