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Recognised as Colour

#6283CB

  • #6283CB
  • Blue
  • Dark
  • Nearest: Cornflower blue

#6283CB is a blue with RGB values 98, 131, 203 and HSL 221°, 50%, 59%. It is a dark colour, so black text on it reaches 5.6:1 contrast (AA for normal text). The nearest named colour is Cornflower blue.

Colour values

#6283CB#6283CB
HEX#6283CB
RGBrgb(98, 131, 203)
RGB (0–1)0.3843, 0.5137, 0.7961
RGB percentages38.4%, 51.4%, 79.6%
HSLhsl(221.1, 50.2%, 59%)
HSV / HSBhsv(221.1, 51.7%, 79.6%)
CMYK51.7%, 35.5%, 0%, 20.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,456,267
CSS custom property--colour: #6283CB;

Brightness & contrast

Relative luminance0.23141WCAG 2.x, 0 is black and 1 is white
Perceived brightness132.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.63:1
Contrast with white3.73:1WCAG normal text: Fail
Contrast with black5.63:1WCAG normal text: AA
Greyscale equivalent#818181
Inverted#9D7C34

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#6789CEno red cones; affects about 1% of men; ΔE 3 from the original
Deuteranopia#5B80C9no green cones; the most common form, about 1% of men; ΔE 1.7 from the original
Tritanopia#30939Dno blue cones; rare, and affects men and women equally; ΔE 43.2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.73:1WCAG large text: AA
Contrast with black, large text5.63:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 10.8Steel blue · ΔE 15.8Dodgerblue · ΔE 22.9Medium purple · ΔE 29.5Dark slateblue · ΔE 29.9Royal blue · ΔE 30.9
Nearest named CSS colourCornflower blue (#6495ED)ΔE 10.76, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#CBAA62
Analogous#62B8CB, #7562CB
Triadic#CB6283, #83CB62
Split complementary#CB7662, #B7CB62
Tetradic#CB62B8, #CBAA62, #62CB76

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FBFCFE
Lighter +30%#D5DEF1
Lighter +20%#AFC0E4
Lighter +10%#88A1D8
Darker −10%#3E66BC
Darker −20%#325195
Darker −30%#253C6F
Darker −40%#182749
More saturated +25%#4879E5
Less saturated −25%#7C8DB1

Channel breakdown

R98
G131
B203
Red98 (38.4%)
Green131 (51.4%)
Blue203 (79.6%)
Hue221.14°
Saturation (HSL)50.24%
Lightness59.02%
Dominant channelBlue
Hex per channelR 62 · G 83 · B CB

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Every value on this page was computed from “6283cb” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.