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Colour

#6380BC

  • #6380BC
  • Blue
  • Dark
  • Nearest: Steel blue

#6380BC is a blue with RGB values 99, 128, 188 and HSL 220°, 40%, 56%. It is a dark colour, so black text on it reaches 5.3:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#6380BC#6380BC
HEX#6380BC
RGBrgb(99, 128, 188)
RGB (0–1)0.3882, 0.502, 0.7373
RGB percentages38.8%, 50.2%, 73.7%
HSLhsl(220.4, 39.9%, 56.3%)
HSV / HSBhsv(220.4, 47.3%, 73.7%)
CMYK47.3%, 31.9%, 0%, 26.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,521,020
CSS custom property--colour: #6380BC;

Brightness & contrast

Relative luminance0.21722WCAG 2.x, 0 is black and 1 is white
Perceived brightness128.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.34:1
Contrast with white3.93:1WCAG normal text: Fail
Contrast with black5.34:1WCAG normal text: AA
Greyscale equivalent#7E7E7E
Inverted#9C7F43

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#6A85BFno red cones; affects about 1% of men; ΔE 2.4 from the original
Deuteranopia#607DBBno green cones; the most common form, about 1% of men; ΔE 1.7 from the original
Tritanopia#3F8D95no blue cones; rare, and affects men and women equally; ΔE 36 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.93:1WCAG large text: AA
Contrast with black, large text5.34:1WCAG large text: AAA

Named colours

Steel blue · ΔE 10.6Cornflower blue · ΔE 17Light slate grey · ΔE 25.1Slate grey · ΔE 25.5Dodgerblue · ΔE 29.5Dark slateblue · ΔE 31.2
Nearest named CSS colourSteel blue (#4682B4)ΔE 10.61, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#BC9F63
Analogous#63ADBC, #7263BC
Triadic#BC6380, #80BC63
Split complementary#BC7263, #ADBC63
Tetradic#BC63AD, #BC9F63, #63BC72

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F2F4F9
Lighter +30%#CED7EA
Lighter +20%#AABADB
Lighter +10%#879DCB
Darker −10%#4766A5
Darker −20%#385081
Darker −30%#283A5E
Darker −40%#19243A
More saturated +25%#4776D8
Less saturated −25%#7F8AA0

Channel breakdown

R99
G128
B188
Red99 (38.8%)
Green128 (50.2%)
Blue188 (73.7%)
Hue220.45°
Saturation (HSL)39.91%
Lightness56.27%
Dominant channelBlue
Hex per channelR 63 · G 80 · B BC

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Every value on this page was computed from “6380bc” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.