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Recognised as Colour

#37969F

  • #37969F
  • Cyan
  • Dark
  • Nearest: Cadetblue

#37969F is a cyan with RGB values 55, 150, 159 and HSL 185°, 49%, 42%. It is a dark colour, so black text on it reaches 6:1 contrast (AA for normal text). The nearest named colour is Cadetblue.

Colour values

#37969F#37969F
HEX#37969F
RGBrgb(55, 150, 159)
RGB (0–1)0.2157, 0.5882, 0.6235
RGB percentages21.6%, 58.8%, 62.4%
HSLhsl(185.2, 48.6%, 42%)
HSV / HSBhsv(185.2, 65.4%, 62.4%)
CMYK65.4%, 5.7%, 0%, 37.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,643,039
CSS custom property--colour: #37969F;

Brightness & contrast

Relative luminance0.25128WCAG 2.x, 0 is black and 1 is white
Perceived brightness130.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.03:1
Contrast with white3.49:1WCAG normal text: Fail
Contrast with black6.03:1WCAG normal text: AA
Greyscale equivalent#828282
Inverted#C86960

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#8A90A0no red cones; affects about 1% of men; ΔE 26.1 from the original
Deuteranopia#7B849Fno green cones; the most common form, about 1% of men; ΔE 27.5 from the original
Tritanopia#009C99no blue cones; rare, and affects men and women equally; ΔE 10.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.49:1WCAG large text: AA
Contrast with black, large text6.03:1WCAG large text: AAA

Named colours

Cadetblue · ΔE 8.3Dark cyan · ΔE 8.8Teal · ΔE 10.9Light seagreen · ΔE 16.9Light slate grey · ΔE 22.4Slate grey · ΔE 22.9
Nearest named CSS colourCadetblue (#5F9EA0)ΔE 8.32, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#9F4037
Analogous#379F74, #37629F
Triadic#9F3796, #969F37
Split complementary#9F3762, #9F7437
Tetradic#74379F, #9F4037, #629F37

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#BBE3E7
Lighter +30%#95D4DA
Lighter +20%#6FC5CD
Lighter +10%#49B6C0
Darker −10%#2A7279
Darker −20%#1D4F53
Darker −30%#102B2D
Darker −40%#030707
More saturated +25%#1CACBA
Less saturated −25%#528084

Channel breakdown

R55
G150
B159
Red55 (21.6%)
Green150 (58.8%)
Blue159 (62.4%)
Hue185.19°
Saturation (HSL)48.6%
Lightness41.96%
Dominant channelBlue
Hex per channelR 37 · G 96 · B 9F

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Every value on this page was computed from “37969f” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.