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Colour

#677D51

  • #677D51
  • Green
  • Dark
  • Nearest: Dark olivegreen

#677D51 is a green with RGB values 103, 125, 81 and HSL 90°, 21%, 40%. It is a dark colour, so black text on it reaches 4.6:1 contrast (AA for normal text). The nearest named colour is Dark olivegreen.

Colour values

#677D51#677D51
HEX#677D51
RGBrgb(103, 125, 81)
RGB (0–1)0.4039, 0.4902, 0.3176
RGB percentages40.4%, 49%, 31.8%
HSLhsl(90, 21.4%, 40.4%)
HSV / HSBhsv(90, 35.2%, 49%)
CMYK17.6%, 0%, 35.2%, 51%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,782,289
CSS custom property--colour: #677D51;

Brightness & contrast

Relative luminance0.18145WCAG 2.x, 0 is black and 1 is white
Perceived brightness114.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 4.63:1
Contrast with white4.54:1WCAG normal text: AA
Contrast with black4.63:1WCAG normal text: AA
Greyscale equivalent#757575
Inverted#9882AE

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#81774Eno red cones; affects about 1% of men; ΔE 14.1 from the original
Deuteranopia#7E7653no green cones; the most common form, about 1% of men; ΔE 13.8 from the original
Tritanopia#687972no blue cones; rare, and affects men and women equally; ΔE 21.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text4.54:1WCAG large text: AAA
Contrast with black, large text4.63:1WCAG large text: AAA

Named colours

Dark olivegreen · ΔE 12Sea green · ΔE 23.4Dark seagreen · ΔE 23.8Gray · ΔE 27.3Dim grey · ΔE 27.5Dark khaki · ΔE 30.7
Nearest named CSS colourDark olivegreen (#556B2F)ΔE 12.04, a distinctly different colour
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#67517D
Analogous#7D7D51, #517D51
Triadic#51677D, #7D5167
Split complementary#51517D, #7D517D
Tetradic#517D7D, #67517D, #7D5151

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#CDD8C2
Lighter +30%#B3C4A3
Lighter +20%#9AB084
Lighter +10%#819C65
Darker −10%#4E5E3D
Darker −20%#343F29
Darker −30%#1A2015
Darker −40%#010101
More saturated +25%#679737
Less saturated −25%#676767

Channel breakdown

R103
G125
B81
Red103 (40.4%)
Green125 (49%)
Blue81 (31.8%)
Hue90°
Saturation (HSL)21.36%
Lightness40.39%
Dominant channelGreen
Hex per channelR 67 · G 7D · B 51

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Every value on this page was computed from “677d51” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.