Nerdulator> put something in

Colour

#254D8A

  • #254D8A
  • Blue
  • Dark
  • Nearest: Dark slateblue

#254D8A is a blue with RGB values 37, 77, 138 and HSL 216°, 58%, 34%. It is a dark colour, so white text on it reaches 8.4:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#254D8A#254D8A
HEX#254D8A
RGBrgb(37, 77, 138)
RGB (0–1)0.1451, 0.302, 0.5412
RGB percentages14.5%, 30.2%, 54.1%
HSLhsl(216.2, 57.7%, 34.3%)
HSV / HSBhsv(216.2, 73.2%, 54.1%)
CMYK73.2%, 44.2%, 0%, 45.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,444,682
CSS custom property--colour: #254D8A;

Brightness & contrast

Relative luminance0.07536WCAG 2.x, 0 is black and 1 is white
Perceived brightness77.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.38:1
Contrast with white8.38:1WCAG normal text: AAA
Contrast with black2.51:1WCAG normal text: Fail
Greyscale equivalent#494949
Inverted#DAB275

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#2F538Cno red cones; affects about 1% of men; ΔE 3.8 from the original
Deuteranopia#1E4989no green cones; the most common form, about 1% of men; ΔE 2.7 from the original
Tritanopia#005B64no blue cones; rare, and affects men and women equally; ΔE 38.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text8.38:1WCAG large text: AAA
Contrast with black, large text2.51:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 18.6Steel blue · ΔE 23.6Cornflower blue · ΔE 31Midnight blue · ΔE 31.5Slate grey · ΔE 35.4Royal blue · ΔE 35.9
Nearest named CSS colourDark slateblue (#483D8B)ΔE 18.65, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#8A6225
Analogous#25808A, #2F258A
Triadic#8A254D, #4D8A25
Split complementary#8A3025, #7F8A25
Tetradic#8A2580, #8A6225, #258A30

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#98B6E3
Lighter +30%#6F99D9
Lighter +20%#477DCE
Lighter +10%#3063B2
Darker −10%#1A3762
Darker −20%#0F203A
Darker −30%#050A11
Darker −40%#000000
More saturated +25%#0F48A0
Less saturated −25%#3B5274

Channel breakdown

R37
G77
B138
Red37 (14.5%)
Green77 (30.2%)
Blue138 (54.1%)
Hue216.24°
Saturation (HSL)57.71%
Lightness34.31%
Dominant channelBlue
Hex per channelR 25 · G 4D · B 8A

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 “254d8a” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.