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Recognised as Colour

#25CFD8

  • #25CFD8
  • Cyan
  • Dark
  • Nearest: Dark turquoise

#25CFD8 is a cyan with RGB values 37, 207, 216 and HSL 183°, 71%, 50%. It is a dark colour, so black text on it reaches 11:1 contrast (AAA for normal text). The nearest named colour is Dark turquoise.

Colour values

#25CFD8#25CFD8
HEX#25CFD8
RGBrgb(37, 207, 216)
RGB (0–1)0.1451, 0.8118, 0.8471
RGB percentages14.5%, 81.2%, 84.7%
HSLhsl(183, 70.8%, 49.6%)
HSV / HSBhsv(183, 82.9%, 84.7%)
CMYK82.9%, 4.2%, 0%, 15.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,478,040
CSS custom property--colour: #25CFD8;

Brightness & contrast

Relative luminance0.49977WCAG 2.x, 0 is black and 1 is white
Perceived brightness175.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 11:1
Contrast with white1.91:1WCAG normal text: Fail
Contrast with black11:1WCAG normal text: AAA
Greyscale equivalent#ACACAC
Inverted#DA3027

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#BFC5D9no red cones; affects about 1% of men; ΔE 39.2 from the original
Deuteranopia#A7B4D9no green cones; the most common form, about 1% of men; ΔE 40.6 from the original
Tritanopia#00D7D1no blue cones; rare, and affects men and women equally; ΔE 10 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.91:1WCAG large text: Fail
Contrast with black, large text11:1WCAG large text: AAA

Named colours

Dark turquoise · ΔE 4.2Medium turquoise · ΔE 7.8Light seagreen · ΔE 14.2Turquoise · ΔE 15Aqua · ΔE 18.9Cyan · ΔE 18.9
Nearest named CSS colourDark turquoise (#00CED1)ΔE 4.22, a close match
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#D82E25
Analogous#25D888, #2575D8
Triadic#D825CF, #CFD825
Split complementary#D82575, #D88825
Tetradic#8825D8, #D82E25, #75D825

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D2F5F7
Lighter +30%#A6ECF0
Lighter +20%#7BE3E8
Lighter +10%#4FDAE1
Darker −10%#1EA5AC
Darker −20%#167C81
Darker −30%#0F5255
Darker −40%#07282A
More saturated +25%#05EBF8
Less saturated −25%#45B3B8

Channel breakdown

R37
G207
B216
Red37 (14.5%)
Green207 (81.2%)
Blue216 (84.7%)
Hue183.02°
Saturation (HSL)70.75%
Lightness49.61%
Dominant channelBlue
Hex per channelR 25 · G CF · B D8

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Every value on this page was computed from “25cfd8” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.