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Colour

#0585D8

  • #0585D8
  • Blue
  • Dark
  • Nearest: Cornflower blue

#0585D8 is a blue with RGB values 5, 133, 216 and HSL 204°, 95%, 43%. It is a dark colour, so black text on it reaches 5.4:1 contrast (AA for normal text). The nearest named colour is Cornflower blue.

Colour values

#0585D8#0585D8
HEX#0585D8
RGBrgb(5, 133, 216)
RGB (0–1)0.0196, 0.5216, 0.8471
RGB percentages2%, 52.2%, 84.7%
HSLhsl(203.6, 95.5%, 43.3%)
HSV / HSBhsv(203.6, 97.7%, 84.7%)
CMYK97.7%, 38.4%, 0%, 15.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer361,944
CSS custom property--colour: #0585D8;

Brightness & contrast

Relative luminance0.21765WCAG 2.x, 0 is black and 1 is white
Perceived brightness125.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.35:1
Contrast with white3.92:1WCAG normal text: Fail
Contrast with black5.35:1WCAG normal text: AA
Greyscale equivalent#707070
Inverted#FA7A27

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#5C8ADBno red cones; affects about 1% of men; ΔE 9.7 from the original
Deuteranopia#3C79D6no green cones; the most common form, about 1% of men; ΔE 11.5 from the original
Tritanopia#0099A4no blue cones; rare, and affects men and women equally; ΔE 46.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.92:1WCAG large text: AA
Contrast with black, large text5.35:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 11.9Dodgerblue · ΔE 16.6Steel blue · ΔE 19.2Deep skyblue · ΔE 27.5Royal blue · ΔE 30Dark slateblue · ΔE 35.2
Nearest named CSS colourCornflower blue (#6495ED)ΔE 11.92, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#D85805
Analogous#05D8C2, #051BD8
Triadic#D80585, #85D805
Split complementary#D8051C, #D8C205
Tetradic#C205D8, #D85805, #1BD805

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#ACDDFD
Lighter +30%#7AC9FC
Lighter +20%#48B5FB
Lighter +10%#16A0FA
Darker −10%#0466A6
Darker −20%#034874
Darker −30%#022942
Darker −40%#000A11
More saturated +25%#0086DD
Less saturated −25%#217FBC

Channel breakdown

R5
G133
B216
Red5 (2%)
Green133 (52.2%)
Blue216 (84.7%)
Hue203.6°
Saturation (HSL)95.48%
Lightness43.33%
Dominant channelBlue
Hex per channelR 05 · G 85 · B D8

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Every value on this page was computed from “0585d8” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.