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Recognised as Colour

#375D58

  • #375D58
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#375D58 is a cyan with RGB values 55, 93, 88 and HSL 172°, 26%, 29%. It is a dark colour, so white text on it reaches 7.3:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#375D58#375D58
HEX#375D58
RGBrgb(55, 93, 88)
RGB (0–1)0.2157, 0.3647, 0.3451
RGB percentages21.6%, 36.5%, 34.5%
HSLhsl(172.1, 25.7%, 29%)
HSV / HSBhsv(172.1, 40.9%, 36.5%)
CMYK40.9%, 0%, 5.4%, 63.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,628,376
CSS custom property--colour: #375D58;

Brightness & contrast

Relative luminance0.09346WCAG 2.x, 0 is black and 1 is white
Perceived brightness82.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.32:1
Contrast with white7.32:1WCAG normal text: AAA
Contrast with black2.87:1WCAG normal text: Fail
Greyscale equivalent#555555
Inverted#C8A2A7

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#595958no red cones; affects about 1% of men; ΔE 14.8 from the original
Deuteranopia#535459no green cones; the most common form, about 1% of men; ΔE 15.7 from the original
Tritanopia#295F5Bno blue cones; rare, and affects men and women equally; ΔE 4.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text7.32:1WCAG large text: AAA
Contrast with black, large text2.87:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 6.6Dim grey · ΔE 16.8Teal · ΔE 19.5Slate grey · ΔE 22.5Gray · ΔE 22.6Dark cyan · ΔE 23.4
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 6.65, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#5D373C
Analogous#375D45, #374F5D
Triadic#58375D, #5D5837
Split complementary#5D374F, #5D4537
Tetradic#45375D, #5D373C, #4F5D37

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#9CC4BF
Lighter +30%#7CB1AA
Lighter +20%#5D9D95
Lighter +10%#4A7D76
Darker −10%#243D3A
Darker −20%#111D1B
Darker −30%#000000
Darker −40%#000000
More saturated +25%#247066
Less saturated −25%#4A4A4A

Channel breakdown

R55
G93
B88
Red55 (21.6%)
Green93 (36.5%)
Blue88 (34.5%)
Hue172.11°
Saturation (HSL)25.68%
Lightness29.02%
Dominant channelGreen
Hex per channelR 37 · G 5D · B 58

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Every value on this page was computed from “375d58” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.