Colour

#0858B4

#0858B4
Blue
Dark
Nearest: Royal blue

#0858B4 is a blue with RGB values 8, 88, 180 and HSL 212°, 91%, 37%. It is a dark colour, so white text on it reaches 6.9:1 contrast (AA for normal text). The nearest named colour is Royal blue.

Colour values

#0858B4#0858B4

HEX#0858B4

RGBrgb(8, 88, 180)

RGB (0–1)0.0314, 0.3451, 0.7059

RGB percentages3.1%, 34.5%, 70.6%

HSLhsl(212.1, 91.5%, 36.9%)

HSV / HSBhsv(212.1, 95.6%, 70.6%)

CMYK95.6%, 51.1%, 0%, 29.4%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer546,996

CSS custom property--colour: #0858B4;

Brightness & contrast

Relative luminance0.10326WCAG 2.x, 0 is black and 1 is white

Perceived brightness90.9 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 6.85:1

Contrast with white6.85:1WCAG normal text: AA

Contrast with black3.07:1WCAG normal text: Fail

Greyscale equivalent#4E4E4E

Inverted#F7A74B

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#1962B7no red cones; affects about 1% of men; ΔE 6.7 from the original

Deuteranopia#0054B2no green cones; the most common form, about 1% of men; ΔE 2.3 from the original

Tritanopia#006F7Dno blue cones; rare, and affects men and women equally; ΔE 53.6 from the original

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

Contrast with white, large text6.85:1WCAG large text: AAA

Contrast with black, large text3.07:1WCAG large text: AA

Named colours

Royal blue · ΔE 18.1 Dark slateblue · ΔE 18.3 Slate blue · ΔE 22.3 Dodgerblue · ΔE 23.3 Cornflower blue · ΔE 24.8 Medium purple · ΔE 27.7

Nearest named CSS colourRoyal blue (#4169E1)ΔE 18.09, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#B46408

Analogous#08AEB4, #0E08B4

Triadic#B40858, #58B408

Split complementary#B40E08, #AEB408

Tetradic#B408AE, #B46408, #08B40E

Tints, shades & saturation

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

Lighter +40%#8EC0FA

Lighter +30%#5DA5F8

Lighter +20%#2C8AF6

Lighter +10%#0A70E5

Darker −10%#064083

Darker −20%#042852

Darker −30%#011022

Darker −40%#000000

More saturated +25%#0057BC

Less saturated −25%#205A9D

Channel breakdown

G88

B180

Red8 (3.1%)

Green88 (34.5%)

Blue180 (70.6%)

Hue212.09°

Saturation (HSL)91.49%

Lightness36.86%

Dominant channelBlue

Hex per channelR 08 · G 58 · B B4

Keep nerding

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

#0858B4

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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