Colour

#425BFA

#425BFA
Blue
Dark
Nearest: Medium slateblue

#425BFA is a blue with RGB values 66, 91, 250 and HSL 232°, 95%, 62%. It is a dark colour, so white text on it reaches 5.1:1 contrast (AA for normal text). The nearest named colour is Medium slateblue.

Colour values

#425BFA#425BFA

HEX#425BFA

RGBrgb(66, 91, 250)

RGB (0–1)0.2588, 0.3569, 0.9804

RGB percentages25.9%, 35.7%, 98%

HSLhsl(231.8, 94.8%, 62%)

HSV / HSBhsv(231.8, 73.6%, 98%)

CMYK73.6%, 63.6%, 0%, 2%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer4,348,922

CSS custom property--colour: #425BFA;

Brightness & contrast

Relative luminance0.15543WCAG 2.x, 0 is black and 1 is white

Perceived brightness115.3 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 5.11:1

Contrast with white5.11:1WCAG normal text: AA

Contrast with black4.11:1WCAG normal text: Fail

Greyscale equivalent#616161

Inverted#BDA405

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#0077FFno red cones; affects about 1% of men; ΔE 21.4 from the original

Deuteranopia#0065F7no green cones; the most common form, about 1% of men; ΔE 11.4 from the original

Tritanopia#0085A2no blue cones; rare, and affects men and women equally; ΔE 86 from the original

Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning

Contrast with white, large text5.11:1WCAG large text: AAA

Contrast with black, large text4.11:1WCAG large text: AA

Named colours

Medium slateblue · ΔE 17.5 Royal blue · ΔE 24.1 Slate blue · ΔE 25.2 Blue violet · ΔE 27.2 Dark orchid · ΔE 30.5 Medium blue · ΔE 33.2

Nearest named CSS colourMedium slateblue (#7B68EE)ΔE 17.51, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

base +30°+90°+120°+180°+210°+240°+270°+330°

Complementary#FAE142

Analogous#42B7FA, #8542FA

Triadic#FA425B, #5BFA42

Split complementary#FA8542, #B7FA42

Tetradic#FA42B7, #FAE142, #42FA85

Tints, shades & saturation

+40%+30%+20%+10%base -10%-20%-30%-40%

Lighter +40%#FFFFFF

Lighter +30%#D7DCFE

Lighter +20%#A5B1FD

Lighter +10%#7486FB

Darker −10%#1030F9

Darker −20%#0621D0

Darker −30%#04199F

Darker −40%#03116D

More saturated +25%#3D57FF

Less saturated −25%#5A6DE2

Channel breakdown

R66

G91

B250

Red66 (25.9%)

Green91 (35.7%)

Blue250 (98%)

Hue231.85°

Saturation (HSL)94.85%

Lightness61.96%

Dominant channelBlue

Hex per channelR 42 · G 5B · B FA

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

#425BFA

Colour values

Brightness & contrast

Colour vision & accessibility

Named colours

Colour harmonies

Tints, shades & saturation

Channel breakdown

Keep nerding

Harmonies

Lighter and darker

Similar named colours

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