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Colour

#204BDB

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

#204BDB is a blue with RGB values 32, 75, 219 and HSL 226°, 75%, 49%. 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

#204BDB#204BDB
HEX#204BDB
RGBrgb(32, 75, 219)
RGB (0–1)0.1255, 0.2941, 0.8588
RGB percentages12.5%, 29.4%, 85.9%
HSLhsl(226.2, 74.5%, 49.2%)
HSV / HSBhsv(226.2, 85.4%, 85.9%)
CMYK85.4%, 65.8%, 0%, 14.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,116,571
CSS custom property--colour: #204BDB;

Brightness & contrast

Relative luminance0.10454WCAG 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 6.79:1
Contrast with white6.79:1WCAG normal text: AA
Contrast with black3.09:1WCAG normal text: Fail
Greyscale equivalent#4C4C4C
Inverted#DFB424

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0064E0no red cones; affects about 1% of men; ΔE 18.2 from the original
Deuteranopia#0052D8no green cones; the most common form, about 1% of men; ΔE 7.6 from the original
Tritanopia#00728Cno 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 text6.79:1WCAG large text: AAA
Contrast with black, large text3.09:1WCAG large text: AA

Named colours

Medium slateblue · ΔE 17.8Royal blue · ΔE 20.2Slate blue · ΔE 20.6Dark blue · ΔE 27.4Navy · ΔE 29.4Blue violet · ΔE 30.2
Nearest named CSS colourMedium slateblue (#7B68EE)ΔE 17.78, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DBB020
Analogous#20A8DB, #5320DB
Triadic#DB204B, #4BDB20
Split complementary#DB5220, #A9DB20
Tetradic#DB20A8, #DBB020, #20DB52

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#CFD8F8
Lighter +30%#A3B5F1
Lighter +20%#7691EB
Lighter +10%#4A6DE4
Darker −10%#193CAF
Darker −20%#132D82
Darker −30%#0C1D56
Darker −40%#060E29
More saturated +25%#013AFA
Less saturated −25%#3F5CBC

Channel breakdown

R32
G75
B219
Red32 (12.5%)
Green75 (29.4%)
Blue219 (85.9%)
Hue226.2°
Saturation (HSL)74.5%
Lightness49.22%
Dominant channelBlue
Hex per channelR 20 · G 4B · B DB

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