Colour

#2131F9

#2131F9
Blue
Dark
Nearest: Medium blue

#2131F9 is a blue with RGB values 33, 49, 249 and HSL 236°, 95%, 55%. It is a dark colour, so white text on it reaches 7.3:1 contrast (AAA for normal text). The nearest named colour is Medium blue.

Colour values

#2131F9#2131F9

HEX#2131F9

RGBrgb(33, 49, 249)

RGB (0–1)0.1294, 0.1922, 0.9765

RGB percentages12.9%, 19.2%, 97.6%

HSLhsl(235.6, 94.7%, 55.3%)

HSV / HSBhsv(235.6, 86.7%, 97.6%)

CMYK86.7%, 80.3%, 0%, 2.4%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer2,175,481

CSS custom property--colour: #2131F9;

Brightness & contrast

Relative luminance0.0936WCAG 2.x, 0 is black and 1 is white

Perceived brightness93.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 7.31:1

Contrast with white7.31:1WCAG normal text: AAA

Contrast with black2.87:1WCAG normal text: Fail

Greyscale equivalent#3C3C3C

Inverted#DECE06

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#0061FEno red cones; affects about 1% of men; ΔE 31.3 from the original

Deuteranopia#004BF6no green cones; the most common form, about 1% of men; ΔE 18.3 from the original

Tritanopia#007297no blue cones; rare, and affects men and women equally; ΔE 104.6 from the original

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

Contrast with white, large text7.31:1WCAG large text: AAA

Contrast with black, large text2.87:1WCAG large text: Fail

Named colours

Medium blue · ΔE 13.3 Blue · ΔE 18.7 Blue violet · ΔE 23.7 Dark violet · ΔE 29.5 Dark orchid · ΔE 37.7 Dark blue · ΔE 38.6

Nearest named CSS colourMedium blue (#0000CD)ΔE 13.29, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#F9E921

Analogous#219DF9, #7D21F9

Triadic#F92131, #31F921

Split complementary#F97D21, #9DF921

Tetradic#F9219D, #F9E921, #21F97D

Tints, shades & saturation

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

Lighter +40%#E8E9FE

Lighter +30%#B6BBFD

Lighter +20%#848DFC

Lighter +10%#535FFA

Darker −10%#0616E1

Darker −20%#0511AF

Darker −30%#030C7E

Darker −40%#02084C

More saturated +25%#1B2CFF

Less saturated −25%#3E49DD

Channel breakdown

R33

G49

B249

Red33 (12.9%)

Green49 (19.2%)

Blue249 (97.6%)

Hue235.56°

Saturation (HSL)94.74%

Lightness55.29%

Dominant channelBlue

Hex per channelR 21 · G 31 · B F9

Keep nerding

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

#2131F9

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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