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Recognised as Colour

#2510D3

  • #2510D3
  • Blue
  • Dark
  • Nearest: Medium blue

#2510D3 is a blue with RGB values 37, 16, 211 and HSL 246°, 86%, 45%. It is a dark colour, so white text on it reaches 10:1 contrast (AAA for normal text). The nearest named colour is Medium blue.

Colour values

#2510D3#2510D3
HEX#2510D3
RGBrgb(37, 16, 211)
RGB (0–1)0.1451, 0.0627, 0.8275
RGB percentages14.5%, 6.3%, 82.7%
HSLhsl(246.5, 85.9%, 44.5%)
HSV / HSBhsv(246.5, 92.4%, 82.7%)
CMYK82.5%, 92.4%, 0%, 17.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,429,139
CSS custom property--colour: #2510D3;

Brightness & contrast

Relative luminance0.05467WCAG 2.x, 0 is black and 1 is white
Perceived brightness75.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 10.03:1
Contrast with white10.03:1WCAG normal text: AAA
Contrast with black2.09:1WCAG normal text: Fail
Greyscale equivalent#232323
Inverted#DAEF2C

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#004BD8no red cones; affects about 1% of men; ΔE 32.7 from the original
Deuteranopia#0038D0no green cones; the most common form, about 1% of men; ΔE 22 from the original
Tritanopia#00597Cno blue cones; rare, and affects men and women equally; ΔE 98.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text10.03:1WCAG large text: AAA
Contrast with black, large text2.09:1WCAG large text: Fail

Named colours

Medium blue · ΔE 3.7Blue violet · ΔE 21.1Blue · ΔE 22.8Dark violet · ΔE 25Dark blue · ΔE 29.4Dark orchid · ΔE 33.5
Nearest named CSS colourMedium blue (#0000CD)ΔE 3.69, a close match
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#BED310
Analogous#105CD3, #8610D3
Triadic#D32510, #10D325
Split complementary#D38610, #5DD310
Tetradic#D3105D, #BED310, #10D387

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#BDB6F9
Lighter +30%#9286F6
Lighter +20%#6857F2
Lighter +10%#3D27EF
Darker −10%#1D0CA4
Darker −20%#140974
Darker −30%#0C0545
Darker −40%#040215
More saturated +25%#1800E3
Less saturated −25%#3B2CB7

Channel breakdown

R37
G16
B211
Red37 (14.5%)
Green16 (6.3%)
Blue211 (82.7%)
Hue246.46°
Saturation (HSL)85.9%
Lightness44.51%
Dominant channelBlue
Hex per channelR 25 · G 10 · B D3

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Every value on this page was computed from “2510d3” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.