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Recognised as Colour

#25315F

  • #25315F
  • Blue
  • Dark
  • Nearest: Dark slateblue

#25315F is a blue with RGB values 37, 49, 95 and HSL 228°, 44%, 26%. It is a dark colour, so white text on it reaches 12.5:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#25315F#25315F
HEX#25315F
RGBrgb(37, 49, 95)
RGB (0–1)0.1451, 0.1922, 0.3725
RGB percentages14.5%, 19.2%, 37.3%
HSLhsl(227.6, 43.9%, 25.9%)
HSV / HSBhsv(227.6, 61.1%, 37.3%)
CMYK61.1%, 48.4%, 0%, 62.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,437,471
CSS custom property--colour: #25315F;

Brightness & contrast

Relative luminance0.03416WCAG 2.x, 0 is black and 1 is white
Perceived brightness53.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 12.48:1
Contrast with white12.48:1WCAG normal text: AAA
Contrast with black1.68:1WCAG normal text: Fail
Greyscale equivalent#323232
Inverted#DACEA0

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#1C3761no red cones; affects about 1% of men; ΔE 5.7 from the original
Deuteranopia#14315Eno green cones; the most common form, about 1% of men; ΔE 4 from the original
Tritanopia#013B43no blue cones; rare, and affects men and women equally; ΔE 31 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text12.48:1WCAG large text: AAA
Contrast with black, large text1.68:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 22.2Midnight blue · ΔE 30Steel blue · ΔE 34.3Dark slate grey · ΔE 35.1Black · ΔE 37.7Dim grey · ΔE 38.4
Nearest named CSS colourDark slateblue (#483D8B)ΔE 22.21, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#5F5325
Analogous#254E5F, #36255F
Triadic#5F2531, #315F25
Split complementary#5F3625, #4E5F25
Tetradic#5F254E, #5F5325, #255F36

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#8292CE
Lighter +30%#5D72C0
Lighter +20%#4257A8
Lighter +10%#334484
Darker −10%#171E3A
Darker −20%#080B16
Darker −30%#000000
Darker −40%#000000
More saturated +25%#152770
Less saturated −25%#363B4F

Channel breakdown

R37
G49
B95
Red37 (14.5%)
Green49 (19.2%)
Blue95 (37.3%)
Hue227.59°
Saturation (HSL)43.94%
Lightness25.88%
Dominant channelBlue
Hex per channelR 25 · G 31 · B 5F

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Every value on this page was computed from “25315f” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.