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Colour

#258EE6

  • #258EE6
  • Blue
  • Dark
  • Nearest: Cornflower blue

#258EE6 is a blue with RGB values 37, 142, 230 and HSL 207°, 79%, 52%. It is a dark colour, so black text on it reaches 6.1:1 contrast (AA for normal text). The nearest named colour is Cornflower blue.

Colour values

#258EE6#258EE6
HEX#258EE6
RGBrgb(37, 142, 230)
RGB (0–1)0.1451, 0.5569, 0.902
RGB percentages14.5%, 55.7%, 90.2%
HSLhsl(207.4, 79.4%, 52.4%)
HSV / HSBhsv(207.4, 83.9%, 90.2%)
CMYK83.9%, 38.3%, 0%, 9.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,461,414
CSS custom property--colour: #258EE6;

Brightness & contrast

Relative luminance0.25452WCAG 2.x, 0 is black and 1 is white
Perceived brightness135.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.09:1
Contrast with white3.45:1WCAG normal text: Fail
Contrast with black6.09:1WCAG normal text: AA
Greyscale equivalent#7E7E7E
Inverted#DA7119

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#6393EAno red cones; affects about 1% of men; ΔE 8.8 from the original
Deuteranopia#4582E4no green cones; the most common form, about 1% of men; ΔE 10.8 from the original
Tritanopia#00A3AFno blue cones; rare, and affects men and women equally; ΔE 49.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.45:1WCAG large text: AA
Contrast with black, large text6.09:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 8.9Dodgerblue · ΔE 13.4Steel blue · ΔE 21.9Deep skyblue · ΔE 26.9Royal blue · ΔE 28.8Medium purple · ΔE 34.7
Nearest named CSS colourCornflower blue (#6495ED)ΔE 8.94, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#E67D25
Analogous#25E6DD, #252EE6
Triadic#E6258E, #8EE625
Split complementary#E6252E, #E6DD25
Tetradic#DD25E6, #E67D25, #2EE625

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#DCEDFB
Lighter +30%#AED5F6
Lighter +20%#81BDF0
Lighter +10%#53A6EB
Darker −10%#1674C2
Darker −20%#115894
Darker −30%#0C3D66
Darker −40%#062239
More saturated +25%#0C90FF
Less saturated −25%#438BC8

Channel breakdown

R37
G142
B230
Red37 (14.5%)
Green142 (55.7%)
Blue230 (90.2%)
Hue207.36°
Saturation (HSL)79.42%
Lightness52.35%
Dominant channelBlue
Hex per channelR 25 · G 8E · B E6

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Every value on this page was computed from “258ee6” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.