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Recognised as Colour

#403BC7

  • #403BC7
  • Blue
  • Dark
  • Nearest: Medium slateblue

#403BC7 is a blue with RGB values 64, 59, 199 and HSL 242°, 56%, 51%. It is a dark colour, so white text on it reaches 7.9:1 contrast (AAA for normal text). The nearest named colour is Medium slateblue.

Colour values

#403BC7#403BC7
HEX#403BC7
RGBrgb(64, 59, 199)
RGB (0–1)0.251, 0.2314, 0.7804
RGB percentages25.1%, 23.1%, 78%
HSLhsl(242.1, 55.6%, 50.6%)
HSV / HSBhsv(242.1, 70.4%, 78%)
CMYK67.8%, 70.4%, 0%, 22%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,209,607
CSS custom property--colour: #403BC7;

Brightness & contrast

Relative luminance0.08341WCAG 2.x, 0 is black and 1 is white
Perceived brightness88.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.87:1
Contrast with white7.87:1WCAG normal text: AAA
Contrast with black2.67:1WCAG normal text: Fail
Greyscale equivalent#464646
Inverted#BFC438

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0058CBno red cones; affects about 1% of men; ΔE 23 from the original
Deuteranopia#004BC4no green cones; the most common form, about 1% of men; ΔE 16.1 from the original
Tritanopia#00627Dno blue cones; rare, and affects men and women equally; ΔE 77.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.87:1WCAG large text: AAA
Contrast with black, large text2.67:1WCAG large text: Fail

Named colours

Medium slateblue · ΔE 19.1Slate blue · ΔE 20Dark blue · ΔE 20.8Navy · ΔE 22.9Indigo · ΔE 24.1Royal blue · ΔE 24.2
Nearest named CSS colourMedium slateblue (#7B68EE)ΔE 19.13, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#C2C73B
Analogous#3B7CC7, #863BC7
Triadic#C7403B, #3BC740
Split complementary#C7863B, #7CC73B
Tetradic#C73B7C, #C2C73B, #3BC786

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#DBDAF4
Lighter +30%#B4B2E9
Lighter +20%#8D8ADE
Lighter +10%#6763D2
Darker −10%#322EA1
Darker −20%#262379
Darker −30%#191752
Darker −40%#0D0C2A
More saturated +25%#231BE7
Less saturated −25%#5D5AA8

Channel breakdown

R64
G59
B199
Red64 (25.1%)
Green59 (23.1%)
Blue199 (78%)
Hue242.14°
Saturation (HSL)55.56%
Lightness50.59%
Dominant channelBlue
Hex per channelR 40 · G 3B · B C7

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Every value on this page was computed from “403bc7” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.