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Recognised as Colour

#0358AD

  • #0358AD
  • Blue
  • Dark
  • Nearest: Dark slateblue

#0358AD is a blue with RGB values 3, 88, 173 and HSL 210°, 97%, 35%. It is a dark colour, so white text on it reaches 7:1 contrast (AA for normal text). The nearest named colour is Dark slateblue.

Colour values

#0358AD#0358AD
HEX#0358AD
RGBrgb(3, 88, 173)
RGB (0–1)0.0118, 0.3451, 0.6784
RGB percentages1.2%, 34.5%, 67.8%
HSLhsl(210, 96.6%, 34.5%)
HSV / HSBhsv(210, 98.3%, 67.8%)
CMYK98.3%, 49.1%, 0%, 32.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer219,309
CSS custom property--colour: #0358AD;

Brightness & contrast

Relative luminance0.10016WCAG 2.x, 0 is black and 1 is white
Perceived brightness89.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.99:1
Contrast with white6.99:1WCAG normal text: AA
Contrast with black3:1WCAG normal text: Fail
Greyscale equivalent#4C4C4C
Inverted#FCA752

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#2461B0no red cones; affects about 1% of men; ΔE 5.7 from the original
Deuteranopia#0053ABno green cones; the most common form, about 1% of men; ΔE 3.3 from the original
Tritanopia#006D7Ano blue cones; rare, and affects men and women equally; ΔE 49.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.99:1WCAG large text: AAA
Contrast with black, large text3:1WCAG large text: AA

Named colours

Dark slateblue · ΔE 18.3Royal blue · ΔE 22.3Cornflower blue · ΔE 24.3Dodgerblue · ΔE 24.7Slate blue · ΔE 26Steel blue · ΔE 29
Nearest named CSS colourDark slateblue (#483D8B)ΔE 18.3, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#AD5803
Analogous#03ADAD, #0303AD
Triadic#AD0358, #58AD03
Split complementary#AD0303, #ADAD03
Tetradic#AD03AD, #AD5803, #03AD03

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#7FBEFD
Lighter +30%#4DA4FC
Lighter +20%#1B8BFB
Lighter +10%#0472DF
Darker −10%#023F7B
Darker −20%#012549
Darker −30%#000B17
Darker −40%#000000
More saturated +25%#0058B0
Less saturated −25%#195897

Channel breakdown

R3
G88
B173
Red3 (1.2%)
Green88 (34.5%)
Blue173 (67.8%)
Hue210°
Saturation (HSL)96.59%
Lightness34.51%
Dominant channelBlue
Hex per channelR 03 · G 58 · B AD

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Every value on this page was computed from “0358ad” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.