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Colour

#0052B0

  • #0052B0
  • Blue
  • Dark
  • Nearest: Dark slateblue

#0052B0 is a blue with RGB values 0, 82, 176 and HSL 212°, 100%, 35%. It is a dark colour, so white text on it reaches 7.4:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#0052B0#0052B0
HEX#0052B0
RGBrgb(0, 82, 176)
RGB (0–1)0, 0.3216, 0.6902
RGB percentages0%, 32.2%, 69%
HSLhsl(212, 100%, 34.5%)
HSV / HSBhsv(212, 100%, 69%)
CMYK100%, 53.4%, 0%, 31%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer21,168
CSS custom property--colour: #0052B0;

Brightness & contrast

Relative luminance0.09169WCAG 2.x, 0 is black and 1 is white
Perceived brightness86.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.41:1
Contrast with white7.41:1WCAG normal text: AAA
Contrast with black2.83:1WCAG normal text: Fail
Greyscale equivalent#474747
Inverted#FFAD4F

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#005DB3no red cones; affects about 1% of men; ΔE 7.9 from the original
Deuteranopia#004FAEno green cones; the most common form, about 1% of men; ΔE 1.6 from the original
Tritanopia#006979no blue cones; rare, and affects men and women equally; ΔE 54 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.41:1WCAG large text: AAA
Contrast with black, large text2.83:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 17.2Royal blue · ΔE 17.5Slate blue · ΔE 21.1Dodgerblue · ΔE 25.3Midnight blue · ΔE 25.9Rebecca purple · ΔE 27.4
Nearest named CSS colourDark slateblue (#483D8B)ΔE 17.2, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#B05E00
Analogous#00AAB0, #0600B0
Triadic#B00052, #52B000
Split complementary#B00600, #AAB000
Tetradic#B000AA, #B05E00, #00B006

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#7DBAFF
Lighter +30%#4A9EFF
Lighter +20%#1783FF
Lighter +10%#006AE3
Darker −10%#003A7D
Darker −20%#00224A
Darker −30%#000B17
Darker −40%#000000
More saturated +25%#0052B0
Less saturated −25%#16549A

Channel breakdown

R0
G82
B176
Red0 (0%)
Green82 (32.2%)
Blue176 (69%)
Hue212.05°
Saturation (HSL)100%
Lightness34.51%
Dominant channelBlue
Hex per channelR 00 · G 52 · B B0

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Every value on this page was computed from “0052b0” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.