#678D37#678D37

#678D37 is a mid, vivid yellow-green. Relative luminance 0.222; OKLCH L 59.6% C 0.123 H 129.5°. Best body text is #000000 at 5.44:1 contrast (WCAG AA passes).

Color values

HEX	#678D37
RGB	rgb(103, 141, 55)
HSL	hsl(87, 44%, 38%)
HSV	hsv(87, 61%, 55%)
CMYK	cmyk(27%, 0%, 61%, 44.7%)
CIE-LAB	lab(54.25, -27.82, 40.74)
CIE-LCH	lch(54.25, 49.33, 124.33°)
OKLab	oklab(59.61% -0.0782 0.0948)
OKLCH	oklch(59.61% 0.123 129.5)
XYZ	xyz(15.8079, 22.2088, 7.0676)
Luminance	0.2221 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#678D37 #5D378D

analogous

#8D8837 #678D37 #3C8D37

triadic

#678D37 #37678D #8D3767

tetradic

#678D37 #378D88 #5D378D #8D373C

square

#678D37 #378D88 #5D378D #8D373C

split-complementary

#678D37 #373C8D #88378D

monochromatic

#273515 #476126 #678D37 #87B849 #A4C975

Accessibility & contrast

On white

3.86

#678D37 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.44

#678D37 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #678D37

5.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##678D37	#FFFFFF	#000000	##000000
##678D37	1.00	3.86	5.44	5.44
#FFFFFF	3.86	1.00	21.00	21.00
#000000	5.44	21.00	1.00	1.00
##000000	5.44	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#93832E

Deuteranopia (green-blind)

#8E813D

Tritanopia (blue-blind)

#6A877B

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #678d37;
/* rgb */ color: rgb(103, 141, 55);
/* oklch */ color: oklch(59.6% 0.123 129.5);

Tailwind

colors: {
  custom: {
    50: '#95ae71',
    500: '#678d37',
    950: '#000000',
  },
}

SCSS

$custom: #678d37;
$custom-light: #95ae71;
$custom-dark: #000000;

JSON

{
  "hex": "#678d37",
  "rgb": {
    "r": 103,
    "g": 141,
    "b": 55
  },
  "hsl": {
    "h": 86.512,
    "s": 43.878,
    "l": 38.431
  },
  "oklch": {
    "l": 0.59608,
    "c": 0.12288,
    "h": 129.5
  },
  "luminance": 0.22209
}

Semantic roles & 50–950 ramp

primary

#678D37

secondary

#8C6EB2

accent

#54D48C

background

#F9FAF7

surface

#F2F4ED

border

#CCCEC8

text

#0D1008

muted

#7E7F7B

Preview Lab

Preview with #678D37

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

Preview Lab → · Contrast checker → · Palette generator →