Colour

#3A8CD2

#3A8CD2
Blue
Dark
Nearest: Steel blue

#3A8CD2 is a blue with RGB values 58, 140, 210 and HSL 208°, 63%, 53%. It is a dark colour, so black text on it reaches 5.9:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#3A8CD2#3A8CD2

HEX#3A8CD2

RGBrgb(58, 140, 210)

RGB (0–1)0.2275, 0.549, 0.8235

RGB percentages22.7%, 54.9%, 82.4%

HSLhsl(207.6, 62.8%, 52.5%)

HSV / HSBhsv(207.6, 72.4%, 82.4%)

CMYK72.4%, 33.3%, 0%, 17.6%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer3,837,138

CSS custom property--colour: #3A8CD2;

Brightness & contrast

Relative luminance0.24309WCAG 2.x, 0 is black and 1 is white

Perceived brightness132.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 5.86:1

Contrast with white3.58:1WCAG normal text: Fail

Contrast with black5.86:1WCAG normal text: AA

Greyscale equivalent#808080

Inverted#C5732D

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#6C8FD5no red cones; affects about 1% of men; ΔE 9.8 from the original

Deuteranopia#5781D1no green cones; the most common form, about 1% of men; ΔE 11.6 from the original

Tritanopia#009DA5no blue cones; rare, and affects men and women equally; ΔE 41.4 from the original

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

Contrast with white, large text3.58:1WCAG large text: AA

Contrast with black, large text5.86:1WCAG large text: AAA

Named colours

Steel blue · ΔE 11.9 Cornflower blue · ΔE 13.7 Deep skyblue · ΔE 22.8 Dodgerblue · ΔE 23.5 Light skyblue · ΔE 29 Light slate grey · ΔE 32

Nearest named CSS colourSteel blue (#4682B4)ΔE 11.87, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#D2803A

Analogous#3AD2CC, #3A40D2

Triadic#D23A8C, #8CD23A

Split complementary#D23A40, #D2CC3A

Tetradic#CC3AD2, #D2803A, #40D23A

Tints, shades & saturation

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

Lighter +40%#E0EDF8

Lighter +30%#B7D5EE

Lighter +20%#8DBCE5

Lighter +10%#64A4DB

Darker −10%#2872B1

Darker −20%#1F5787

Darker −30%#153C5E

Darker −40%#0C2234

More saturated +25%#1C8EF0

Less saturated −25%#588AB4

Channel breakdown

R58

G140

B210

Red58 (22.7%)

Green140 (54.9%)

Blue210 (82.4%)

Hue207.63°

Saturation (HSL)62.81%

Lightness52.55%

Dominant channelBlue

Hex per channelR 3A · G 8C · B D2

Keep nerding

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

#3A8CD2

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

Nerdulate something else