Nerdulator> put something in

Colour

#285BBC

  • #285BBC
  • Blue
  • Dark
  • Nearest: Royal blue

#285BBC is a blue with RGB values 40, 91, 188 and HSL 219°, 65%, 45%. It is a dark colour, so white text on it reaches 6.3:1 contrast (AA for normal text). The nearest named colour is Royal blue.

Colour values

#285BBC#285BBC
HEX#285BBC
RGBrgb(40, 91, 188)
RGB (0–1)0.1569, 0.3569, 0.7373
RGB percentages15.7%, 35.7%, 73.7%
HSLhsl(219.3, 64.9%, 44.7%)
HSV / HSBhsv(219.3, 78.7%, 73.7%)
CMYK78.7%, 51.6%, 0%, 26.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,644,924
CSS custom property--colour: #285BBC;

Brightness & contrast

Relative luminance0.11564WCAG 2.x, 0 is black and 1 is white
Perceived brightness96.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.34:1
Contrast with white6.34:1WCAG normal text: AA
Contrast with black3.31:1WCAG normal text: Fail
Greyscale equivalent#575757
Inverted#D7A443

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#1A67BFno red cones; affects about 1% of men; ΔE 9.2 from the original
Deuteranopia#0059BAno green cones; the most common form, about 1% of men; ΔE 2.8 from the original
Tritanopia#007383no blue cones; rare, and affects men and women equally; ΔE 56 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.34:1WCAG large text: AAA
Contrast with black, large text3.31:1WCAG large text: AA

Named colours

Royal blue · ΔE 14.2Slate blue · ΔE 18.3Dark slateblue · ΔE 18.5Dodgerblue · ΔE 22Medium purple · ΔE 24Cornflower blue · ΔE 24.2
Nearest named CSS colourRoyal blue (#4169E1)ΔE 14.18, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#BC8928
Analogous#28A5BC, #3F28BC
Triadic#BC285B, #5BBC28
Split complementary#BC3F28, #A5BC28
Tetradic#BC28A5, #BC8928, #28BC3F

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#BFD0F1
Lighter +30%#95B1E8
Lighter +20%#6B93DF
Lighter +10%#4174D6
Darker −10%#1F4792
Darker −20%#163268
Darker −30%#0D1E3E
Darker −40%#040A14
More saturated +25%#0C52D9
Less saturated −25%#4564A0

Channel breakdown

R40
G91
B188
Red40 (15.7%)
Green91 (35.7%)
Blue188 (73.7%)
Hue219.32°
Saturation (HSL)64.91%
Lightness44.71%
Dominant channelBlue
Hex per channelR 28 · G 5B · B BC

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

Nerdulate something else

Nothing in mind? Surprise me · today’s page

Every value on this page was computed from “285bbc” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.