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Recognised as Colour

#257D82

  • #257D82
  • Cyan
  • Dark
  • Nearest: Teal

#257D82 is a cyan with RGB values 37, 125, 130 and HSL 183°, 56%, 33%. It is a dark colour, so white text on it reaches 4.8:1 contrast (AA for normal text). The nearest named colour is Teal.

Colour values

#257D82#257D82
HEX#257D82
RGBrgb(37, 125, 130)
RGB (0–1)0.1451, 0.4902, 0.5098
RGB percentages14.5%, 49%, 51%
HSLhsl(183.2, 55.7%, 32.7%)
HSV / HSBhsv(183.2, 71.5%, 51%)
CMYK71.5%, 3.8%, 0%, 49%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,456,962
CSS custom property--colour: #257D82;

Brightness & contrast

Relative luminance0.16672WCAG 2.x, 0 is black and 1 is white
Perceived brightness107.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 4.84:1
Contrast with white4.84:1WCAG normal text: AA
Contrast with black4.33:1WCAG normal text: Fail
Greyscale equivalent#6B6B6B
Inverted#DA827D

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#737782no red cones; affects about 1% of men; ΔE 24.7 from the original
Deuteranopia#666D82no green cones; the most common form, about 1% of men; ΔE 25.9 from the original
Tritanopia#00827Eno blue cones; rare, and affects men and women equally; ΔE 8 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text4.84:1WCAG large text: AAA
Contrast with black, large text4.33:1WCAG large text: AA

Named colours

Teal · ΔE 5.6Dark cyan · ΔE 8.4Cadetblue · ΔE 14.1Dark slate grey · ΔE 21.4Slate grey · ΔE 21.9Light slate grey · ΔE 22.7
Nearest named CSS colourTeal (#008080)ΔE 5.65, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#822A25
Analogous#258259, #254E82
Triadic#82257D, #7D8225
Split complementary#82254E, #825925
Tetradic#582582, #822A25, #4E8225

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#93DCE0
Lighter +30%#6BCFD5
Lighter +20%#43C2CA
Lighter +10%#30A3AA
Darker −10%#1A575A
Darker −20%#0E3133
Darker −30%#030A0B
Darker −40%#000000
More saturated +25%#109097
Less saturated −25%#3A6A6D

Channel breakdown

R37
G125
B130
Red37 (14.5%)
Green125 (49%)
Blue130 (51%)
Hue183.23°
Saturation (HSL)55.69%
Lightness32.75%
Dominant channelBlue
Hex per channelR 25 · G 7D · B 82

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Every value on this page was computed from “257d82” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.