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Recognised as Colour

#251E6F

  • #251E6F
  • Blue
  • Dark
  • Nearest: Midnight blue

#251E6F is a blue with RGB values 37, 30, 111 and HSL 245°, 57%, 28%. It is a dark colour, so white text on it reaches 14.1:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#251E6F#251E6F
HEX#251E6F
RGBrgb(37, 30, 111)
RGB (0–1)0.1451, 0.1176, 0.4353
RGB percentages14.5%, 11.8%, 43.5%
HSLhsl(245.2, 57.4%, 27.6%)
HSV / HSBhsv(245.2, 73%, 43.5%)
CMYK66.7%, 73%, 0%, 56.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,432,623
CSS custom property--colour: #251E6F;

Brightness & contrast

Relative luminance0.0247WCAG 2.x, 0 is black and 1 is white
Perceived brightness48.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 14.06:1
Contrast with white14.06:1WCAG normal text: AAA
Contrast with black1.49:1WCAG normal text: Fail
Greyscale equivalent#252525
Inverted#DAE190

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#002F71no red cones; affects about 1% of men; ΔE 15.8 from the original
Deuteranopia#00286Dno green cones; the most common form, about 1% of men; ΔE 11.8 from the original
Tritanopia#003444no blue cones; rare, and affects men and women equally; ΔE 49.9 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text14.06:1WCAG large text: AAA
Contrast with black, large text1.49:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 4.7Dark slateblue · ΔE 14Rebecca purple · ΔE 20.1Indigo · ΔE 23.4Navy · ΔE 26.5Slate blue · ΔE 30.7
Nearest named CSS colourMidnight blue (#191970)ΔE 4.75, a close match
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#686F1E
Analogous#1E3F6F, #4E1E6F
Triadic#6F251E, #1E6F25
Split complementary#6F4E1E, #3F6F1E
Tetradic#6F1E3F, #686F1E, #1E6F4E

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#857DDC
Lighter +30%#6055D1
Lighter +20%#4034BF
Lighter +10%#322997
Darker −10%#181347
Darker −20%#0A081F
Darker −30%#000000
Darker −40%#000000
More saturated +25%#160C81
Less saturated −25%#34305D

Channel breakdown

R37
G30
B111
Red37 (14.5%)
Green30 (11.8%)
Blue111 (43.5%)
Hue245.19°
Saturation (HSL)57.45%
Lightness27.65%
Dominant channelBlue
Hex per channelR 25 · G 1E · B 6F

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Every value on this page was computed from “251e6f” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.