Nerdulator> put something in

Recognised as Colour

#445A7B

  • #445A7B
  • Blue
  • Dark
  • Nearest: Slate grey

#445A7B is a blue with RGB values 68, 90, 123 and HSL 216°, 29%, 37%. It is a dark colour, so white text on it reaches 7:1 contrast (AAA for normal text). The nearest named colour is Slate grey.

Colour values

#445A7B#445A7B
HEX#445A7B
RGBrgb(68, 90, 123)
RGB (0–1)0.2667, 0.3529, 0.4824
RGB percentages26.7%, 35.3%, 48.2%
HSLhsl(216, 28.8%, 37.5%)
HSV / HSBhsv(216, 44.7%, 48.2%)
CMYK44.7%, 26.8%, 0%, 51.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,479,611
CSS custom property--colour: #445A7B;

Brightness & contrast

Relative luminance0.09971WCAG 2.x, 0 is black and 1 is white
Perceived brightness88.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.01:1
Contrast with white7.01:1WCAG normal text: AAA
Contrast with black2.99:1WCAG normal text: Fail
Greyscale equivalent#585858
Inverted#BBA584

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#4E5C7Cno red cones; affects about 1% of men; ΔE 2.8 from the original
Deuteranopia#48577Ano green cones; the most common form, about 1% of men; ΔE 2.9 from the original
Tritanopia#306165no blue cones; rare, and affects men and women equally; ΔE 21.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text7.01:1WCAG large text: AAA
Contrast with black, large text2.99:1WCAG large text: Fail

Named colours

Slate grey · ΔE 18.7Steel blue · ΔE 19Light slate grey · ΔE 21Dim grey · ΔE 22.3Dark slate grey · ΔE 22.7Gray · ΔE 26.5
Nearest named CSS colourSlate grey (#708090)ΔE 18.73, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#7B6544
Analogous#44767B, #49447B
Triadic#7B445A, #5A7B44
Split complementary#7B4A44, #767B44
Tetradic#7B4476, #7B6544, #447B4A

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B5C2D6
Lighter +30%#94A7C4
Lighter +20%#738CB2
Lighter +10%#56729C
Darker −10%#32425A
Darker −20%#202A39
Darker −30%#0E1218
Darker −40%#000000
More saturated +25%#2C5593
Less saturated −25%#5C5F63

Channel breakdown

R68
G90
B123
Red68 (26.7%)
Green90 (35.3%)
Blue123 (48.2%)
Hue216°
Saturation (HSL)28.8%
Lightness37.45%
Dominant channelBlue
Hex per channelR 44 · G 5A · B 7B

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 “445a7b” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.