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Recognised as Colour

#259FA3

  • #259FA3
  • Cyan
  • Dark
  • Nearest: Dark cyan

#259FA3 is a cyan with RGB values 37, 159, 163 and HSL 182°, 63%, 39%. It is a dark colour, so black text on it reaches 6.6:1 contrast (AA for normal text). The nearest named colour is Dark cyan.

Colour values

#259FA3#259FA3
HEX#259FA3
RGBrgb(37, 159, 163)
RGB (0–1)0.1451, 0.6235, 0.6392
RGB percentages14.5%, 62.4%, 63.9%
HSLhsl(181.9, 63%, 39.2%)
HSV / HSBhsv(181.9, 77.3%, 63.9%)
CMYK77.3%, 2.5%, 0%, 36.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,465,699
CSS custom property--colour: #259FA3;

Brightness & contrast

Relative luminance0.27834WCAG 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 6.57:1
Contrast with white3.2:1WCAG normal text: Fail
Contrast with black6.57:1WCAG normal text: AA
Greyscale equivalent#858585
Inverted#DA605C

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#9397A3no red cones; affects about 1% of men; ΔE 31.7 from the original
Deuteranopia#828AA4no green cones; the most common form, about 1% of men; ΔE 33.3 from the original
Tritanopia#00A5A0no blue cones; rare, and affects men and women equally; ΔE 7.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.2:1WCAG large text: AA
Contrast with black, large text6.57:1WCAG large text: AAA

Named colours

Dark cyan · ΔE 7.9Light seagreen · ΔE 10.8Cadetblue · ΔE 11.3Teal · ΔE 11.9Dark turquoise · ΔE 18.5Medium turquoise · ΔE 18.8
Nearest named CSS colourDark cyan (#008B8B)ΔE 7.92, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#A32925
Analogous#25A368, #2560A3
Triadic#A3259F, #9FA325
Split complementary#A32560, #A36825
Tetradic#6825A3, #A32925, #60A325

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A9E9EB
Lighter +30%#7FDFE2
Lighter +20%#55D4D9
Lighter +10%#2EC8CD
Darker −10%#1C7679
Darker −20%#124E50
Darker −30%#092526
Darker −40%#000000
More saturated +25%#0CB6BC
Less saturated −25%#3E888A

Channel breakdown

R37
G159
B163
Red37 (14.5%)
Green159 (62.4%)
Blue163 (63.9%)
Hue181.9°
Saturation (HSL)63%
Lightness39.22%
Dominant channelBlue
Hex per channelR 25 · G 9F · B A3

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Every value on this page was computed from “259fa3” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.