#678D40#678D40

#678D40 is a mid, moderate yellow-green. Relative luminance 0.223; OKLCH L 59.7% C 0.114 H 130.9°. Best body text is #000000 at 5.46:1 contrast (WCAG AA passes).

Color values

HEX	#678D40
RGB	rgb(103, 141, 64)
HSL	hsl(90, 38%, 40%)
HSV	hsv(90, 55%, 55%)
CMYK	cmyk(27%, 0%, 54.6%, 44.7%)
CIE-LAB	lab(54.35, -26.89, 36.46)
CIE-LCH	lch(54.35, 45.30, 126.42°)
OKLab	oklab(59.72% -0.0749 0.0864)
OKLCH	oklch(59.72% 0.114 130.9)
XYZ	xyz(16.0436, 22.3031, 8.3091)
Luminance	0.2230 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#678D40 #66408D

analogous

#8D8C40 #678D40 #418D40

triadic

#678D40 #40678D #8D4067

tetradic

#678D40 #408D8C #66408D #8D4041

square

#678D40 #408D8C #66408D #8D4041

split-complementary

#678D40 #40418D #8C408D

monochromatic

#2A391A #48632D #678D40 #86B357 #A4C681

Accessibility & contrast

On white

3.85

#678D40 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.46

#678D40 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #678D40

5.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##678D40	#FFFFFF	#000000	##000000
##678D40	1.00	3.85	5.46	5.46
#FFFFFF	3.85	1.00	21.00	21.00
#000000	5.46	21.00	1.00	1.00
##000000	5.46	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#938439

Deuteranopia (green-blind)

#8D8145

Tritanopia (blue-blind)

#69887C

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #678d40;
/* rgb */ color: rgb(103, 141, 64);
/* oklch */ color: oklch(59.7% 0.114 130.9);

Tailwind

colors: {
  custom: {
    50: '#94ae77',
    500: '#678d40',
    950: '#000000',
  },
}

SCSS

$custom: #678d40;
$custom-light: #94ae77;
$custom-dark: #000000;

JSON

{
  "hex": "#678d40",
  "rgb": {
    "r": 103,
    "g": 141,
    "b": 64
  },
  "hsl": {
    "h": 89.61,
    "s": 37.561,
    "l": 40.196
  },
  "oklch": {
    "l": 0.5972,
    "c": 0.11435,
    "h": 130.9
  },
  "luminance": 0.22303
}

Semantic roles & 50–950 ramp

primary

#678D40

secondary

#9478B0

accent

#5ACE93

background

#F9FAF7

surface

#F2F4ED

border

#CCCEC8

text

#0D1009

muted

#7E7F7B

Preview Lab

Preview with #678D40

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

Preview Lab → · Contrast checker → · Palette generator →