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Recognised as Colour

#428D65

  • #428D65
  • Green
  • Dark
  • Nearest: Sea green

#428D65 is a green with RGB values 66, 141, 101 and HSL 148°, 36%, 41%. It is a dark colour, so black text on it reaches 5.2:1 contrast (AA for normal text). The nearest named colour is Sea green.

Colour values

#428D65#428D65
HEX#428D65
RGBrgb(66, 141, 101)
RGB (0–1)0.2588, 0.5529, 0.3961
RGB percentages25.9%, 55.3%, 39.6%
HSLhsl(148, 36.2%, 40.6%)
HSV / HSBhsv(148, 53.2%, 55.3%)
CMYK53.2%, 0%, 28.4%, 44.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,361,573
CSS custom property--colour: #428D65;

Brightness & contrast

Relative luminance0.21148WCAG 2.x, 0 is black and 1 is white
Perceived brightness118.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.23:1
Contrast with white4.02:1WCAG normal text: Fail
Contrast with black5.23:1WCAG normal text: AA
Greyscale equivalent#7A7A7A
Inverted#BD729A

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#8C8363no red cones; affects about 1% of men; ΔE 31.5 from the original
Deuteranopia#817C67no green cones; the most common form, about 1% of men; ΔE 31.3 from the original
Tritanopia#2C8C82no blue cones; rare, and affects men and women equally; ΔE 17.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text4.02:1WCAG large text: AA
Contrast with black, large text5.23:1WCAG large text: AAA

Named colours

Sea green · ΔE 8.9Dark seagreen · ΔE 21.4Medium seagreen · ΔE 21.8Dark cyan · ΔE 23.5Teal · ΔE 23.8Medium aquamarine · ΔE 24
Nearest named CSS colourSea green (#2E8B57)ΔE 8.86, clearly different but related
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#8D426A
Analogous#458D42, #428D8B
Triadic#65428D, #8D6542
Split complementary#8B428D, #8D4244
Tetradic#42448D, #8D426A, #8D8B42

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#BCDFCC
Lighter +30%#99CFB2
Lighter +20%#76BF98
Lighter +10%#53AF7E
Darker −10%#326A4C
Darker −20%#214833
Darker −30%#11251A
Darker −40%#010201
More saturated +25%#28A763
Less saturated −25%#5C7367

Channel breakdown

R66
G141
B101
Red66 (25.9%)
Green141 (55.3%)
Blue101 (39.6%)
Hue148°
Saturation (HSL)36.23%
Lightness40.59%
Dominant channelGreen
Hex per channelR 42 · G 8D · B 65

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Every value on this page was computed from “428d65” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.