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Recognised as Colour

#204ADD

  • #204ADD
  • Blue
  • Dark
  • Nearest: Medium slateblue

#204ADD is a blue with RGB values 32, 74, 221 and HSL 227°, 75%, 50%. It is a dark colour, so white text on it reaches 6.8:1 contrast (AA for normal text). The nearest named colour is Medium slateblue.

Colour values

#204ADD#204ADD
HEX#204ADD
RGBrgb(32, 74, 221)
RGB (0–1)0.1255, 0.2902, 0.8667
RGB percentages12.5%, 29%, 86.7%
HSLhsl(226.7, 74.7%, 49.6%)
HSV / HSBhsv(226.7, 85.5%, 86.7%)
CMYK85.5%, 66.5%, 0%, 13.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,116,317
CSS custom property--colour: #204ADD;

Brightness & contrast

Relative luminance0.10425WCAG 2.x, 0 is black and 1 is white
Perceived brightness95.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.81:1
Contrast with white6.81:1WCAG normal text: AA
Contrast with black3.09:1WCAG normal text: Fail
Greyscale equivalent#4C4C4C
Inverted#DFB522

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0064E2no red cones; affects about 1% of men; ΔE 18.9 from the original
Deuteranopia#0052DAno green cones; the most common form, about 1% of men; ΔE 8.3 from the original
Tritanopia#00728Dno blue cones; rare, and affects men and women equally; ΔE 80.8 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.81:1WCAG large text: AAA
Contrast with black, large text3.09:1WCAG large text: AA

Named colours

Medium slateblue · ΔE 18.6Royal blue · ΔE 21.8Slate blue · ΔE 22.1Dark blue · ΔE 27.2Blue violet · ΔE 29Navy · ΔE 29.6
Nearest named CSS colourMedium slateblue (#7B68EE)ΔE 18.6, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DDB320
Analogous#20A9DD, #5420DD
Triadic#DD204A, #4ADD20
Split complementary#DD5420, #A9DD20
Tetradic#DD20A9, #DDB320, #20DD54

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D1DAF8
Lighter +30%#A4B5F2
Lighter +20%#7891EB
Lighter +10%#4B6DE5
Darker −10%#1A3BB0
Darker −20%#132C84
Darker −30%#0D1D57
Darker −40%#060E2B
More saturated +25%#0038FD
Less saturated −25%#405CBD

Channel breakdown

R32
G74
B221
Red32 (12.5%)
Green74 (29%)
Blue221 (86.7%)
Hue226.67°
Saturation (HSL)74.7%
Lightness49.61%
Dominant channelBlue
Hex per channelR 20 · G 4A · B DD

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Every value on this page was computed from “204add” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.