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Recognised as Colour

#25B78E

  • #25B78E
  • Cyan
  • Dark
  • Nearest: Medium aquamarine

#25B78E is a cyan with RGB values 37, 183, 142 and HSL 163°, 66%, 43%. It is a dark colour, so black text on it reaches 8.2:1 contrast (AAA for normal text). The nearest named colour is Medium aquamarine.

Colour values

#25B78E#25B78E
HEX#25B78E
RGBrgb(37, 183, 142)
RGB (0–1)0.1451, 0.7176, 0.5569
RGB percentages14.5%, 71.8%, 55.7%
HSLhsl(163.2, 66.4%, 43.1%)
HSV / HSBhsv(163.2, 79.8%, 71.8%)
CMYK79.8%, 0%, 22.4%, 28.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,471,822
CSS custom property--colour: #25B78E;

Brightness & contrast

Relative luminance0.36213WCAG 2.x, 0 is black and 1 is white
Perceived brightness149.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 8.24:1
Contrast with white2.55:1WCAG normal text: Fail
Contrast with black8.24:1WCAG normal text: AAA
Greyscale equivalent#959595
Inverted#DA4871

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#B2AA8Cno red cones; affects about 1% of men; ΔE 45.1 from the original
Deuteranopia#A09D91no green cones; the most common form, about 1% of men; ΔE 45.8 from the original
Tritanopia#00B8ABno blue cones; rare, and affects men and women equally; ΔE 15.8 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.55:1WCAG large text: Fail
Contrast with black, large text8.24:1WCAG large text: AAA

Named colours

Medium aquamarine · ΔE 12.5Medium seagreen · ΔE 14Light seagreen · ΔE 19.2Sea green · ΔE 19.3Turquoise · ΔE 20.7Medium turquoise · ΔE 23.3
Nearest named CSS colourMedium aquamarine (#66CDAA)ΔE 12.5, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#B7254E
Analogous#25B745, #2597B7
Triadic#8E25B7, #B78E25
Split complementary#B72597, #B74525
Tetradic#4525B7, #B7254E, #97B725

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B7F1E1
Lighter +30%#8DE8CE
Lighter +20%#63DFBC
Lighter +10%#38D7AA
Darker −10%#1C8D6D
Darker −20%#14624C
Darker −30%#0B382B
Darker −40%#030D0A
More saturated +25%#0AD39A
Less saturated −25%#419C82

Channel breakdown

R37
G183
B142
Red37 (14.5%)
Green183 (71.8%)
Blue142 (55.7%)
Hue163.15°
Saturation (HSL)66.36%
Lightness43.14%
Dominant channelGreen
Hex per channelR 25 · G B7 · B 8E

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Every value on this page was computed from “25b78e” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.