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Recognised as Colour

#42594E

  • #42594E
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#42594E is a cyan with RGB values 66, 89, 78 and HSL 151°, 15%, 30%. It is a dark colour, so white text on it reaches 7.6:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#42594E#42594E
HEX#42594E
RGBrgb(66, 89, 78)
RGB (0–1)0.2588, 0.349, 0.3059
RGB percentages25.9%, 34.9%, 30.6%
HSLhsl(151.3, 14.8%, 30.4%)
HSV / HSBhsv(151.3, 25.8%, 34.9%)
CMYK25.8%, 0%, 12.4%, 65.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,348,238
CSS custom property--colour: #42594E;

Brightness & contrast

Relative luminance0.08853WCAG 2.x, 0 is black and 1 is white
Perceived brightness81.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.58:1
Contrast with white7.58:1WCAG normal text: AAA
Contrast with black2.77:1WCAG normal text: Fail
Greyscale equivalent#535353
Inverted#BDA6B1

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#58564Dno red cones; affects about 1% of men; ΔE 10.6 from the original
Deuteranopia#54534Fno green cones; the most common form, about 1% of men; ΔE 11 from the original
Tritanopia#3D5956no 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 text7.58:1WCAG large text: AAA
Contrast with black, large text2.77:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 8.5Dim grey · ΔE 14.7Gray · ΔE 21.5Slate grey · ΔE 24Teal · ΔE 24.7Light slate grey · ΔE 26.6
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 8.52, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#59424D
Analogous#425943, #425959
Triadic#4E4259, #594E42
Split complementary#594259, #594342
Tetradic#434259, #59424D, #595942

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A8BFB4
Lighter +30%#8BA99B
Lighter +20%#6E9381
Lighter +10%#587668
Darker −10%#2C3C34
Darker −20%#171E1B
Darker −30%#010101
Darker −40%#000000
More saturated +25%#2F6C4F
Less saturated −25%#4E4E4E

Channel breakdown

R66
G89
B78
Red66 (25.9%)
Green89 (34.9%)
Blue78 (30.6%)
Hue151.3°
Saturation (HSL)14.84%
Lightness30.39%
Dominant channelGreen
Hex per channelR 42 · G 59 · B 4E

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Every value on this page was computed from “42594e” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.