#678B2D#678B2D

#678B2D is a mid, vivid yellow-green. Relative luminance 0.215; OKLCH L 59.0% C 0.128 H 127.9°. Best body text is #000000 at 5.31:1 contrast (WCAG AA passes).

Color values

HEX	#678B2D
RGB	rgb(103, 139, 45)
HSL	hsl(83, 51%, 36%)
HSV	hsv(83, 68%, 55%)
CMYK	cmyk(25.9%, 0%, 67.6%, 45.5%)
CIE-LAB	lab(53.53, -27.72, 44.49)
CIE-LCH	lch(53.53, 52.42, 121.93°)
OKLab	oklab(59% -0.0789 0.1014)
OKLCH	oklch(59% 0.128 127.9)
XYZ	xyz(15.2998, 21.5380, 5.8333)
Luminance	0.2154 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#678B2D #512D8B

analogous

#8B802D #678B2D #388B2D

triadic

#678B2D #2D678B #8B2D67

tetradic

#678B2D #2D8B80 #512D8B #8B2D38

square

#678B2D #2D8B80 #512D8B #8B2D38

split-complementary

#678B2D #2D388B #802D8B

monochromatic

#222F0F #455D1E #678B2D #89B93C #A5CD65

Accessibility & contrast

On white

3.96

#678B2D on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.31

#678B2D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #678B2D

5.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##678B2D	#FFFFFF	#000000	##000000
##678B2D	1.00	3.96	5.31	5.31
#FFFFFF	3.96	1.00	21.00	21.00
#000000	5.31	21.00	1.00	1.00
##000000	5.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#928120

Deuteranopia (green-blind)

#8D7F34

Tritanopia (blue-blind)

#6B8578

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #678b2d;
/* rgb */ color: rgb(103, 139, 45);
/* oklch */ color: oklch(59.0% 0.128 127.9);

Tailwind

colors: {
  custom: {
    50: '#95ad6b',
    500: '#678b2d',
    950: '#000000',
  },
}

SCSS

$custom: #678b2d;
$custom-light: #95ad6b;
$custom-dark: #000000;

JSON

{
  "hex": "#678b2d",
  "rgb": {
    "r": 103,
    "g": 139,
    "b": 45
  },
  "hsl": {
    "h": 82.979,
    "s": 51.087,
    "l": 36.078
  },
  "oklch": {
    "l": 0.58999,
    "c": 0.12847,
    "h": 127.9
  },
  "luminance": 0.21538
}

Semantic roles & 50–950 ramp

primary

#678B2D

secondary

#8060B4

accent

#4DDB83

background

#F9FAF6

surface

#F2F4EB

border

#CCCEC6

text

#0E1007

muted

#7E7F7A

Preview Lab

Preview with #678B2D

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →