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Recognised as Colour

#6857DA

  • #6857DA
  • Blue
  • Dark
  • Nearest: Medium slateblue

#6857DA is a blue with RGB values 104, 87, 218 and HSL 248°, 64%, 60%. It is a dark colour, so white text on it reaches 5.3:1 contrast (AA for normal text). The nearest named colour is Medium slateblue.

Colour values

#6857DA#6857DA
HEX#6857DA
RGBrgb(104, 87, 218)
RGB (0–1)0.4078, 0.3412, 0.8549
RGB percentages40.8%, 34.1%, 85.5%
HSLhsl(247.8, 63.9%, 59.8%)
HSV / HSBhsv(247.8, 60.1%, 85.5%)
CMYK52.3%, 60.1%, 0%, 14.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,838,234
CSS custom property--colour: #6857DA;

Brightness & contrast

Relative luminance0.14821WCAG 2.x, 0 is black and 1 is white
Perceived brightness114.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.3:1
Contrast with white5.3:1WCAG normal text: AA
Contrast with black3.96:1WCAG normal text: Fail
Greyscale equivalent#646464
Inverted#97A825

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#006FDEno red cones; affects about 1% of men; ΔE 24.8 from the original
Deuteranopia#0067D7no green cones; the most common form, about 1% of men; ΔE 22.3 from the original
Tritanopia#397690no blue cones; rare, and affects men and women equally; ΔE 69.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.3:1WCAG large text: AAA
Contrast with black, large text3.96:1WCAG large text: AA

Named colours

Medium slateblue · ΔE 6.8Slate blue · ΔE 9.1Royal blue · ΔE 15.2Medium purple · ΔE 18.4Rebecca purple · ΔE 22Dark orchid · ΔE 24.4
Nearest named CSS colourMedium slateblue (#7B68EE)ΔE 6.78, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#C9DA57
Analogous#5788DA, #A957DA
Triadic#DA6857, #57DA68
Split complementary#DAA957, #88DA57
Tetradic#DA5788, #C9DA57, #57DAA9

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FEFEFF
Lighter +30%#D9D4F6
Lighter +20%#B3ABEC
Lighter +10%#8E81E3
Darker −10%#432ED0
Darker −20%#3525A6
Darker −30%#281B7D
Darker −40%#1B1253
More saturated +25%#553DF4
Less saturated −25%#7B71C0

Channel breakdown

R104
G87
B218
Red104 (40.8%)
Green87 (34.1%)
Blue218 (85.5%)
Hue247.79°
Saturation (HSL)63.9%
Lightness59.8%
Dominant channelBlue
Hex per channelR 68 · G 57 · B DA

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Every value on this page was computed from “6857da” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.