Nerdulator> put something in

Recognised as Colour

#25477F

  • #25477F
  • Blue
  • Dark
  • Nearest: Dark slateblue

#25477F is a blue with RGB values 37, 71, 127 and HSL 217°, 55%, 32%. It is a dark colour, so white text on it reaches 9.2:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#25477F#25477F
HEX#25477F
RGBrgb(37, 71, 127)
RGB (0–1)0.1451, 0.2784, 0.498
RGB percentages14.5%, 27.8%, 49.8%
HSLhsl(217.3, 54.9%, 32.2%)
HSV / HSBhsv(217.3, 70.9%, 49.8%)
CMYK70.9%, 44.1%, 0%, 50.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,443,135
CSS custom property--colour: #25477F;

Brightness & contrast

Relative luminance0.06432WCAG 2.x, 0 is black and 1 is white
Perceived brightness72.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 9.18:1
Contrast with white9.18:1WCAG normal text: AAA
Contrast with black2.29:1WCAG normal text: Fail
Greyscale equivalent#444444
Inverted#DAB880

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#2C4C81no red cones; affects about 1% of men; ΔE 3.1 from the original
Deuteranopia#1E447Eno green cones; the most common form, about 1% of men; ΔE 2 from the original
Tritanopia#00545Cno blue cones; rare, and affects men and women equally; ΔE 35.9 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text9.18:1WCAG large text: AAA
Contrast with black, large text2.29:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 19.5Steel blue · ΔE 25.1Midnight blue · ΔE 31.5Cornflower blue · ΔE 34.4Slate grey · ΔE 34.8Light slate grey · ΔE 36.5
Nearest named CSS colourDark slateblue (#483D8B)ΔE 19.55, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#7F5D25
Analogous#25747F, #30257F
Triadic#7F2547, #477F25
Split complementary#7F3025, #747F25
Tetradic#7F2574, #7F5D25, #257F30

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#91AEDF
Lighter +30%#6A92D3
Lighter +20%#4275C8
Lighter +10%#315DA6
Darker −10%#193158
Darker −20%#0E1B30
Darker −30%#020509
Darker −40%#000000
More saturated +25%#104293
Less saturated −25%#3A4C6A

Channel breakdown

R37
G71
B127
Red37 (14.5%)
Green71 (27.8%)
Blue127 (49.8%)
Hue217.33°
Saturation (HSL)54.88%
Lightness32.16%
Dominant channelBlue
Hex per channelR 25 · G 47 · B 7F

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 “25477f” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.