Colour

#0374BD

#0374BD
Blue
Dark
Nearest: Steel blue

#0374BD is a blue with RGB values 3, 116, 189 and HSL 204°, 97%, 38%. It is a dark colour, so white text on it reaches 5:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#0374BD#0374BD

HEX#0374BD

RGBrgb(3, 116, 189)

RGB (0–1)0.0118, 0.4549, 0.7412

RGB percentages1.2%, 45.5%, 74.1%

HSLhsl(203.5, 96.9%, 37.6%)

HSV / HSBhsv(203.5, 98.4%, 74.1%)

CMYK98.4%, 38.6%, 0%, 25.9%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer226,493

CSS custom property--colour: #0374BD;

Brightness & contrast

Relative luminance0.16184WCAG 2.x, 0 is black and 1 is white

Perceived brightness109.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 4.96:1

Contrast with white4.96:1WCAG normal text: AA

Contrast with black4.24:1WCAG normal text: Fail

Greyscale equivalent#616161

Inverted#FC8B42

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#5078C0no red cones; affects about 1% of men; ΔE 9 from the original

Deuteranopia#3469BCno green cones; the most common form, about 1% of men; ΔE 11.2 from the original

Tritanopia#00868Fno blue cones; rare, and affects men and women equally; ΔE 42.4 from the original

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

Contrast with white, large text4.96:1WCAG large text: AAA

Contrast with black, large text4.24:1WCAG large text: AA

Named colours

Steel blue · ΔE 15.3 Cornflower blue · ΔE 17.5 Dodgerblue · ΔE 23.4 Dark slateblue · ΔE 30.6 Deep skyblue · ΔE 31.3 Royal blue · ΔE 32.3

Nearest named CSS colourSteel blue (#4682B4)ΔE 15.26, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#BD4C03

Analogous#03BDA9, #0317BD

Triadic#BD0374, #74BD03

Split complementary#BD0317, #BDA903

Tetradic#A903BD, #BD4C03, #17BD03

Tints, shades & saturation

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

Lighter +40%#8FD2FD

Lighter +30%#5DBEFC

Lighter +20%#2AAAFC

Lighter +10%#0493EF

Darker −10%#02558B

Darker −20%#013659

Darker −30%#011826

Darker −40%#000000

More saturated +25%#0075C0

Less saturated −25%#1B6FA5

Channel breakdown

G116

B189

Red3 (1.2%)

Green116 (45.5%)

Blue189 (74.1%)

Hue203.55°

Saturation (HSL)96.88%

Lightness37.65%

Dominant channelBlue

Hex per channelR 03 · G 74 · B BD

Keep nerding

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

#0374BD

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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