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Recognised as Colour

#6B58CB

  • #6B58CB
  • Blue
  • Dark
  • Nearest: Slate blue

#6B58CB is a blue with RGB values 107, 88, 203 and HSL 250°, 53%, 57%. It is a dark colour, so white text on it reaches 5.4:1 contrast (AA for normal text). The nearest named colour is Slate blue.

Colour values

#6B58CB#6B58CB
HEX#6B58CB
RGBrgb(107, 88, 203)
RGB (0–1)0.4196, 0.3451, 0.7961
RGB percentages42%, 34.5%, 79.6%
HSLhsl(249.9, 52.5%, 57.1%)
HSV / HSBhsv(249.9, 56.7%, 79.6%)
CMYK47.3%, 56.7%, 0%, 20.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer7,035,083
CSS custom property--colour: #6B58CB;

Brightness & contrast

Relative luminance0.14417WCAG 2.x, 0 is black and 1 is white
Perceived brightness112.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.41:1
Contrast with white5.41:1WCAG normal text: AA
Contrast with black3.88:1WCAG normal text: Fail
Greyscale equivalent#646464
Inverted#94A734

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#096DCFno red cones; affects about 1% of men; ΔE 24.6 from the original
Deuteranopia#0667C9no green cones; the most common form, about 1% of men; ΔE 23.2 from the original
Tritanopia#4B7289no blue cones; rare, and affects men and women equally; ΔE 59.9 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text5.41:1WCAG large text: AAA
Contrast with black, large text3.88:1WCAG large text: AA

Named colours

Slate blue · ΔE 1Medium slateblue · ΔE 11.6Medium purple · ΔE 12.5Royal blue · ΔE 13.5Rebecca purple · ΔE 16.9Dark slateblue · ΔE 23.4
Nearest named CSS colourSlate blue (#6A5ACD)ΔE 1.01, below the just-noticeable difference
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#B8CB58
Analogous#587FCB, #A558CB
Triadic#CB6B58, #58CB6B
Split complementary#CBA458, #7ECB58
Tetradic#CB587E, #B8CB58, #58CBA4

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F5F4FB
Lighter +30%#D2CDEF
Lighter +20%#B0A6E3
Lighter +10%#8D7FD7
Darker −10%#4E39B7
Darker −20%#3D2D90
Darker −30%#2D2169
Darker −40%#1C1542
More saturated +25%#593DE6
Less saturated −25%#7D73B0

Channel breakdown

R107
G88
B203
Red107 (42%)
Green88 (34.5%)
Blue203 (79.6%)
Hue249.91°
Saturation (HSL)52.51%
Lightness57.06%
Dominant channelBlue
Hex per channelR 6B · G 58 · B CB

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Every value on this page was computed from “6b58cb” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.