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Recognised as Colour

#374B40

  • #374B40
  • Green
  • Dark
  • Nearest: Dark slate grey

#374B40 is a green with RGB values 55, 75, 64 and HSL 147°, 15%, 25%. It is a dark colour, so white text on it reaches 9.4:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#374B40#374B40
HEX#374B40
RGBrgb(55, 75, 64)
RGB (0–1)0.2157, 0.2941, 0.251
RGB percentages21.6%, 29.4%, 25.1%
HSLhsl(147, 15.4%, 25.5%)
HSV / HSBhsv(147, 26.7%, 29.4%)
CMYK26.7%, 0%, 14.7%, 70.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,623,744
CSS custom property--colour: #374B40;

Brightness & contrast

Relative luminance0.06215WCAG 2.x, 0 is black and 1 is white
Perceived brightness68.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 9.36:1
Contrast with white9.36:1WCAG normal text: AAA
Contrast with black2.24:1WCAG normal text: Fail
Greyscale equivalent#464646
Inverted#C8B4BF

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#4A483Fno red cones; affects about 1% of men; ΔE 9.7 from the original
Deuteranopia#474641no green cones; the most common form, about 1% of men; ΔE 9.9 from the original
Tritanopia#334B48no blue cones; rare, and affects men and women equally; ΔE 5.2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text9.36:1WCAG large text: AAA
Contrast with black, large text2.24:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 8Dim grey · ΔE 18.3Gray · ΔE 26.2Slate grey · ΔE 28.4Teal · ΔE 28.8Dark olivegreen · ΔE 30.4
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 7.96, clearly different but related
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#4B3742
Analogous#384B37, #374B4A
Triadic#40374B, #4B4037
Split complementary#4A374B, #4B3738
Tetradic#37384B, #4B3742, #4B4A37

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#99B5A6
Lighter +30%#7C9F8C
Lighter +20%#628672
Lighter +10%#4D6859
Darker −10%#212E27
Darker −20%#0C100E
Darker −30%#000000
Darker −40%#000000
More saturated +25%#275B3E
Less saturated −25%#414141

Channel breakdown

R55
G75
B64
Red55 (21.6%)
Green75 (29.4%)
Blue64 (25.1%)
Hue147°
Saturation (HSL)15.38%
Lightness25.49%
Dominant channelGreen
Hex per channelR 37 · G 4B · B 40

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Every value on this page was computed from “374b40” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.