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Recognised as Colour

#6458FD

  • #6458FD
  • Blue
  • Dark
  • Nearest: Medium slateblue

#6458FD is a blue with RGB values 100, 88, 253 and HSL 244°, 98%, 67%. It is a dark colour, so white text on it reaches 4.8:1 contrast (AA for normal text). The nearest named colour is Medium slateblue.

Colour values

#6458FD#6458FD
HEX#6458FD
RGBrgb(100, 88, 253)
RGB (0–1)0.3922, 0.3451, 0.9922
RGB percentages39.2%, 34.5%, 99.2%
HSLhsl(244.4, 97.6%, 66.9%)
HSV / HSBhsv(244.4, 65.2%, 99.2%)
CMYK60.5%, 65.2%, 0%, 0.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,576,381
CSS custom property--colour: #6458FD;

Brightness & contrast

Relative luminance0.16781WCAG 2.x, 0 is black and 1 is white
Perceived brightness121.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 4.82:1
Contrast with white4.82:1WCAG normal text: AA
Contrast with black4.36:1WCAG normal text: Fail
Greyscale equivalent#666666
Inverted#9BA702

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0078FFno red cones; affects about 1% of men; ΔE 28 from the original
Deuteranopia#006BFAno green cones; the most common form, about 1% of men; ΔE 20.8 from the original
Tritanopia#0083A3no blue cones; rare, and affects men and women equally; ΔE 88.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.82:1WCAG large text: AAA
Contrast with black, large text4.36:1WCAG large text: AA

Named colours

Medium slateblue · ΔE 18.5Blue violet · ΔE 20.8Dark orchid · ΔE 25.5Slate blue · ΔE 27.3Dark violet · ΔE 28.8Royal blue · ΔE 28.9
Nearest named CSS colourMedium slateblue (#7B68EE)ΔE 18.53, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#F1FD58
Analogous#589FFD, #B758FD
Triadic#FD6458, #58FD64
Split complementary#FDB758, #9EFD58
Tetradic#FD589E, #F1FD58, #58FDB7

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#F0EFFF
Lighter +20%#C2BDFE
Lighter +10%#938AFE
Darker −10%#3526FC
Darker −20%#1403EC
Darker −30%#1002BA
Darker −40%#0B0287
More saturated +25%#6256FF
Less saturated −25%#766DE8

Channel breakdown

R100
G88
B253
Red100 (39.2%)
Green88 (34.5%)
Blue253 (99.2%)
Hue244.36°
Saturation (HSL)97.63%
Lightness66.86%
Dominant channelBlue
Hex per channelR 64 · G 58 · B FD

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Every value on this page was computed from “6458fd” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.