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Colour

#25A9B2

  • #25A9B2
  • Cyan
  • Dark
  • Nearest: Light seagreen

#25A9B2 is a cyan with RGB values 37, 169, 178 and HSL 184°, 66%, 42%. It is a dark colour, so black text on it reaches 7.4:1 contrast (AAA for normal text). The nearest named colour is Light seagreen.

Colour values

#25A9B2#25A9B2
HEX#25A9B2
RGBrgb(37, 169, 178)
RGB (0–1)0.1451, 0.6627, 0.698
RGB percentages14.5%, 66.3%, 69.8%
HSLhsl(183.8, 65.6%, 42.2%)
HSV / HSBhsv(183.8, 79.2%, 69.8%)
CMYK79.2%, 5.1%, 0%, 30.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,468,274
CSS custom property--colour: #25A9B2;

Brightness & contrast

Relative luminance0.31984WCAG 2.x, 0 is black and 1 is white
Perceived brightness144.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.4:1
Contrast with white2.84:1WCAG normal text: Fail
Contrast with black7.4:1WCAG normal text: AAA
Greyscale equivalent#8E8E8E
Inverted#DA564D

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#9BA1B3no red cones; affects about 1% of men; ΔE 32.4 from the original
Deuteranopia#8893B3no green cones; the most common form, about 1% of men; ΔE 33.9 from the original
Tritanopia#00B0ABno blue cones; rare, and affects men and women equally; ΔE 9.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.84:1WCAG large text: Fail
Contrast with black, large text7.4:1WCAG large text: AAA

Named colours

Light seagreen · ΔE 11.1Dark cyan · ΔE 12.4Cadetblue · ΔE 13Dark turquoise · ΔE 15.4Teal · ΔE 16.3Medium turquoise · ΔE 16.4
Nearest named CSS colourLight seagreen (#20B2AA)ΔE 11.06, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#B22E25
Analogous#25B275, #2563B2
Triadic#B225A9, #A9B225
Split complementary#B22563, #B27525
Tetradic#7525B2, #B22E25, #63B225

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B4ECEF
Lighter +30%#89E1E7
Lighter +20%#5FD6DE
Lighter +10%#35CBD5
Darker −10%#1C8188
Darker −20%#13595E
Darker −30%#0B3133
Darker −40%#020909
More saturated +25%#0AC0CD
Less saturated −25%#409297

Channel breakdown

R37
G169
B178
Red37 (14.5%)
Green169 (66.3%)
Blue178 (69.8%)
Hue183.83°
Saturation (HSL)65.58%
Lightness42.16%
Dominant channelBlue
Hex per channelR 25 · G A9 · B B2

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Every value on this page was computed from “25a9b2” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.