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Recognised as Colour

#24255C

  • #24255C
  • Blue
  • Dark
  • Nearest: Dark slateblue

#24255C is a blue with RGB values 36, 37, 92 and HSL 239°, 44%, 25%. It is a dark colour, so white text on it reaches 14.1:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#24255C#24255C
HEX#24255C
RGBrgb(36, 37, 92)
RGB (0–1)0.1412, 0.1451, 0.3608
RGB percentages14.1%, 14.5%, 36.1%
HSLhsl(238.9, 43.8%, 25.1%)
HSV / HSBhsv(238.9, 60.9%, 36.1%)
CMYK60.9%, 59.8%, 0%, 63.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,368,860
CSS custom property--colour: #24255C;

Brightness & contrast

Relative luminance0.02471WCAG 2.x, 0 is black and 1 is white
Perceived brightness46.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 14.05:1
Contrast with white14.05:1WCAG normal text: AAA
Contrast with black1.49:1WCAG normal text: Fail
Greyscale equivalent#292929
Inverted#DBDAA3

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#012E5Eno red cones; affects about 1% of men; ΔE 11 from the original
Deuteranopia#00295Bno green cones; the most common form, about 1% of men; ΔE 8.7 from the original
Tritanopia#05323Cno blue cones; rare, and affects men and women equally; ΔE 36.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text14.05:1WCAG large text: AAA
Contrast with black, large text1.49:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 17.8Midnight blue · ΔE 21.5Rebecca purple · ΔE 32.4Indigo · ΔE 39.5Steel blue · ΔE 41Slate blue · ΔE 41.1
Nearest named CSS colourDark slateblue (#483D8B)ΔE 17.77, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#5C5B24
Analogous#24415C, #3F245C
Triadic#5C2425, #255C24
Split complementary#5C3F24, #415C24
Tetradic#5C2441, #5C5B24, #245C3F

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#7F80CD
Lighter +30%#5A5CBF
Lighter +20%#4142A5
Lighter +10%#323481
Darker −10%#161637
Darker −20%#070813
Darker −30%#000000
Darker −40%#000000
More saturated +25%#14166C
Less saturated −25%#34344C

Channel breakdown

R36
G37
B92
Red36 (14.1%)
Green37 (14.5%)
Blue92 (36.1%)
Hue238.93°
Saturation (HSL)43.75%
Lightness25.1%
Dominant channelBlue
Hex per channelR 24 · G 25 · B 5C

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Every value on this page was computed from “24255c” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.