Nerdulator> put something in

Colour

#4682B4

  • #4682B4
  • Blue
  • Dark
  • Named: Steel blue

#4682B4 is the CSS colour blue with RGB values 70, 130, 180 and HSL 207°, 44%, 49%. It is a dark colour, so black text on it reaches 5.1:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#4682B4#4682B4
HEX#4682B4
RGBrgb(70, 130, 180)
RGB (0–1)0.2745, 0.5098, 0.7059
RGB percentages27.5%, 51%, 70.6%
HSLhsl(207.3, 44%, 49%)
HSV / HSBhsv(207.3, 61.1%, 70.6%)
CMYK61.1%, 27.8%, 0%, 29.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,620,980
CSS custom property--colour: #4682B4;

Brightness & contrast

Relative luminance0.20563WCAG 2.x, 0 is black and 1 is white
Perceived brightness122.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.11:1
Contrast with white4.11:1WCAG normal text: Fail
Contrast with black5.11:1WCAG normal text: AA
Greyscale equivalent#797979
Inverted#B97D4B

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#6C83B6no red cones; affects about 1% of men; ΔE 9.7 from the original
Deuteranopia#5D78B3no green cones; the most common form, about 1% of men; ΔE 11.1 from the original
Tritanopia#008E93no blue cones; rare, and affects men and women equally; ΔE 32.6 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text4.11:1WCAG large text: AA
Contrast with black, large text5.11:1WCAG large text: AAA

Named colours

Steel blue · ΔE 0Light slate grey · ΔE 21.4Slate grey · ΔE 21.7Cornflower blue · ΔE 23.7Deep skyblue · ΔE 26.4Light skyblue · ΔE 28.3
This is a named CSS colourSteel blue (#4682B4)exact match
Hue familyblue
CSS keyword usablesteelblue

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#B47846
Analogous#46B4AF, #464BB4
Triadic#B44682, #82B446
Split complementary#B4464B, #B4AF46
Tetradic#AF46B4, #B47846, #4BB446

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D7E4EF
Lighter +30%#B2CCE1
Lighter +20%#8DB3D3
Lighter +10%#699BC4
Darker −10%#38678F
Darker −20%#294D6B
Darker −30%#1B3246
Darker −40%#0D1821
More saturated +25%#2785D3
Less saturated −25%#657F95

Channel breakdown

R70
G130
B180
Red70 (27.5%)
Green130 (51%)
Blue180 (70.6%)
Hue207.27°
Saturation (HSL)44%
Lightness49.02%
Dominant channelBlue
Hex per channelR 46 · G 82 · B B4

Keep nerding

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

Nerdulate something else

Nothing in mind? Surprise me · today’s page

Every value on this page was computed from “4682b4” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.