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Recognised as Colour

#25B598

  • #25B598
  • Cyan
  • Dark
  • Nearest: Medium aquamarine

#25B598 is a cyan with RGB values 37, 181, 152 and HSL 168°, 66%, 43%. It is a dark colour, so black text on it reaches 8.1:1 contrast (AAA for normal text). The nearest named colour is Medium aquamarine.

Colour values

#25B598#25B598
HEX#25B598
RGBrgb(37, 181, 152)
RGB (0–1)0.1451, 0.7098, 0.5961
RGB percentages14.5%, 71%, 59.6%
HSLhsl(167.9, 66.1%, 42.7%)
HSV / HSBhsv(167.9, 79.6%, 71%)
CMYK79.6%, 0%, 16%, 29%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,471,320
CSS custom property--colour: #25B598;

Brightness & contrast

Relative luminance0.35708WCAG 2.x, 0 is black and 1 is white
Perceived brightness149.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 8.14:1
Contrast with white2.58:1WCAG normal text: Fail
Contrast with black8.14:1WCAG normal text: AAA
Greyscale equivalent#949494
Inverted#DA4A67

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#AEA997no red cones; affects about 1% of men; ΔE 42.5 from the original
Deuteranopia#9C9C9Ano green cones; the most common form, about 1% of men; ΔE 43.2 from the original
Tritanopia#00B7ACno blue cones; rare, and affects men and women equally; ΔE 10.2 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.58:1WCAG large text: Fail
Contrast with black, large text8.14:1WCAG large text: AAA

Named colours

Medium aquamarine · ΔE 11.4Light seagreen · ΔE 12.2Turquoise · ΔE 17.2Medium turquoise · ΔE 17.6Dark turquoise · ΔE 20.3Medium seagreen · ΔE 20.5
Nearest named CSS colourMedium aquamarine (#66CDAA)ΔE 11.35, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#B52542
Analogous#25B550, #258AB5
Triadic#9825B5, #B59825
Split complementary#B5258A, #B55025
Tetradic#5025B5, #B52542, #8AB525

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B6F0E4
Lighter +30%#8CE7D5
Lighter +20%#61DFC5
Lighter +10%#37D6B6
Darker −10%#1C8B74
Darker −20%#146051
Darker −30%#0B362D
Darker −40%#020C0A
More saturated +25%#0AD0A8
Less saturated −25%#409A88

Channel breakdown

R37
G181
B152
Red37 (14.5%)
Green181 (71%)
Blue152 (59.6%)
Hue167.92°
Saturation (HSL)66.06%
Lightness42.75%
Dominant channelGreen
Hex per channelR 25 · G B5 · B 98

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Every value on this page was computed from “25b598” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.