Colour

#003B82

#003B82
Blue
Dark
Nearest: Dark slateblue

#003B82 is a blue with RGB values 0, 59, 130 and HSL 213°, 100%, 25%. It is a dark colour, so white text on it reaches 10.8:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#003B82#003B82

HEX#003B82

RGBrgb(0, 59, 130)

RGB (0–1)0, 0.2314, 0.5098

RGB percentages0%, 23.1%, 51%

HSLhsl(212.8, 100%, 25.5%)

HSV / HSBhsv(212.8, 100%, 51%)

CMYK100%, 54.6%, 0%, 49%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer15,234

CSS custom property--colour: #003B82;

Brightness & contrast

Relative luminance0.0474WCAG 2.x, 0 is black and 1 is white

Perceived brightness63 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 10.78:1

Contrast with white10.78:1WCAG normal text: AAA

Contrast with black1.95:1WCAG normal text: Fail

Greyscale equivalent#343434

Inverted#FFC47D

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#014385no red cones; affects about 1% of men; ΔE 5.6 from the original

Deuteranopia#003881no green cones; the most common form, about 1% of men; ΔE 2.2 from the original

Tritanopia#004D58no blue cones; rare, and affects men and women equally; ΔE 43.9 from the original

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

Contrast with white, large text10.78:1WCAG large text: AAA

Contrast with black, large text1.95:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 13.6 Midnight blue · ΔE 21.4 Rebecca purple · ΔE 30.3 Slate blue · ΔE 32.5 Royal blue · ΔE 32.7 Steel blue · ΔE 34.1

Nearest named CSS colourDark slateblue (#483D8B)ΔE 13.65, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#824700

Analogous#007C82, #060082

Triadic#82003B, #3B8200

Split complementary#820600, #7C8200

Tetradic#82007C, #824700, #008206

Tints, shades & saturation

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

Lighter +40%#4F9FFF

Lighter +30%#1C83FF

Lighter +20%#0069E8

Lighter +10%#0052B5

Darker −10%#00244F

Darker −20%#000D1C

Darker −30%#000000

Darker −40%#000000

More saturated +25%#003B82

Less saturated −25%#103D72

Channel breakdown

G59

B130

Red0 (0%)

Green59 (23.1%)

Blue130 (51%)

Hue212.77°

Saturation (HSL)100%

Lightness25.49%

Dominant channelBlue

Hex per channelR 00 · G 3B · B 82

Keep nerding

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

#003B82

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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