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Recognised as Colour

#0041D0

  • #0041D0
  • Blue
  • Dark
  • Nearest: Medium slateblue

#0041D0 is a blue with RGB values 0, 65, 208 and HSL 221°, 100%, 41%. It is a dark colour, so white text on it reaches 7.9:1 contrast (AAA for normal text). The nearest named colour is Medium slateblue.

Colour values

#0041D0#0041D0
HEX#0041D0
RGBrgb(0, 65, 208)
RGB (0–1)0, 0.2549, 0.8157
RGB percentages0%, 25.5%, 81.6%
HSLhsl(221.3, 100%, 40.8%)
HSV / HSBhsv(221.3, 100%, 81.6%)
CMYK100%, 68.8%, 0%, 18.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer16,848
CSS custom property--colour: #0041D0;

Brightness & contrast

Relative luminance0.08335WCAG 2.x, 0 is black and 1 is white
Perceived brightness86.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.87:1
Contrast with white7.87:1WCAG normal text: AAA
Contrast with black2.67:1WCAG normal text: Fail
Greyscale equivalent#3E3E3E
Inverted#FFBE2F

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#005BD4no red cones; affects about 1% of men; ΔE 19.1 from the original
Deuteranopia#0048CDno green cones; the most common form, about 1% of men; ΔE 7.1 from the original
Tritanopia#006983no blue cones; rare, and affects men and women equally; ΔE 79.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.87:1WCAG large text: AAA
Contrast with black, large text2.67:1WCAG large text: Fail

Named colours

Medium slateblue · ΔE 21.1Slate blue · ΔE 22.7Royal blue · ΔE 23.1Dark blue · ΔE 23.6Navy · ΔE 25.8Indigo · ΔE 29.7
Nearest named CSS colourMedium slateblue (#7B68EE)ΔE 21.06, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#D08F00
Analogous#00A9D0, #2700D0
Triadic#D00041, #41D000
Split complementary#D02700, #A9D000
Tetradic#D000A9, #D08F00, #00D027

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#9DBCFF
Lighter +30%#6A99FF
Lighter +20%#3775FF
Lighter +10%#0452FF
Darker −10%#00319D
Darker −20%#00216A
Darker −30%#001137
Darker −40%#000104
More saturated +25%#0041D0
Less saturated −25%#1A4BB6

Channel breakdown

R0
G65
B208
Red0 (0%)
Green65 (25.5%)
Blue208 (81.6%)
Hue221.25°
Saturation (HSL)100%
Lightness40.78%
Dominant channelBlue
Hex per channelR 00 · G 41 · B D0

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Every value on this page was computed from “0041d0” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.