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Recognised as Colour

#1D85B5

  • #1D85B5
  • Cyan
  • Dark
  • Nearest: Steel blue

#1D85B5 is a cyan with RGB values 29, 133, 181 and HSL 199°, 72%, 41%. It is a dark colour, so black text on it reaches 5.1:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#1D85B5#1D85B5
HEX#1D85B5
RGBrgb(29, 133, 181)
RGB (0–1)0.1137, 0.5216, 0.7098
RGB percentages11.4%, 52.2%, 71%
HSLhsl(198.9, 72.4%, 41.2%)
HSV / HSBhsv(198.9, 84%, 71%)
CMYK84%, 26.5%, 0%, 29%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,934,773
CSS custom property--colour: #1D85B5;

Brightness & contrast

Relative luminance0.20372WCAG 2.x, 0 is black and 1 is white
Perceived brightness119.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.07:1
Contrast with white4.14:1WCAG normal text: Fail
Contrast with black5.07:1WCAG normal text: AA
Greyscale equivalent#727272
Inverted#E27A4A

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#6D84B7no red cones; affects about 1% of men; ΔE 16.8 from the original
Deuteranopia#5977B4no green cones; the most common form, about 1% of men; ΔE 18.1 from the original
Tritanopia#009295no blue cones; rare, and affects men and women equally; ΔE 29.8 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.14:1WCAG large text: AA
Contrast with black, large text5.07:1WCAG large text: AAA

Named colours

Steel blue · ΔE 7.2Deep skyblue · ΔE 23.3Light slate grey · ΔE 24.1Slate grey · ΔE 24.4Cornflower blue · ΔE 27.8Light skyblue · ΔE 27.9
Nearest named CSS colourSteel blue (#4682B4)ΔE 7.2, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#B54D1D
Analogous#1DB599, #1D39B5
Triadic#B51D85, #85B51D
Split complementary#B51D39, #B5991D
Tetradic#991DB5, #B54D1D, #39B51D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#ACDCF2
Lighter +30%#80C9EB
Lighter +20%#54B6E4
Lighter +10%#28A4DD
Darker −10%#166589
Darker −20%#0F445D
Darker −30%#082431
Darker −40%#010405
More saturated +25%#038FCF
Less saturated −25%#377B9B

Channel breakdown

R29
G133
B181
Red29 (11.4%)
Green133 (52.2%)
Blue181 (71%)
Hue198.95°
Saturation (HSL)72.38%
Lightness41.18%
Dominant channelBlue
Hex per channelR 1D · G 85 · B B5

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Every value on this page was computed from “1d85b5” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.