#678C33#678C33

#678C33 is a mid, vivid yellow-green. Relative luminance 0.219; OKLCH L 59.3% C 0.125 H 128.8°. Best body text is #000000 at 5.38:1 contrast (WCAG AA passes).

Color values

HEX	#678C33
RGB	rgb(103, 140, 51)
HSL	hsl(85, 47%, 37%)
HSV	hsv(85, 64%, 55%)
CMYK	cmyk(26.4%, 0%, 63.6%, 45.1%)
CIE-LAB	lab(53.90, -27.71, 42.21)
CIE-LCH	lch(53.90, 50.49, 123.28°)
OKLab	oklab(59.31% -0.0783 0.0974)
OKLCH	oklch(59.31% 0.125 128.8)
XYZ	xyz(15.5691, 21.8784, 6.5340)
Luminance	0.2188 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#678C33 #58338C

analogous

#8C8533 #678C33 #3A8C33

triadic

#678C33 #33678C #8C3367

tetradic

#678C33 #338C85 #58338C #8C333A

square

#678C33 #338C85 #58338C #8C333A

split-complementary

#678C33 #333A8C #85338C

monochromatic

#253212 #465F23 #678C33 #88B943 #A4CB6F

Accessibility & contrast

On white

3.91

#678C33 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.38

#678C33 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #678C33

5.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##678C33	#FFFFFF	#000000	##000000
##678C33	1.00	3.91	5.38	5.38
#FFFFFF	3.91	1.00	21.00	21.00
#000000	5.38	21.00	1.00	1.00
##000000	5.38	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#938228

Deuteranopia (green-blind)

#8D803A

Tritanopia (blue-blind)

#6A8679

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #678c33;
/* rgb */ color: rgb(103, 140, 51);
/* oklch */ color: oklch(59.3% 0.125 128.8);

Tailwind

colors: {
  custom: {
    50: '#95ad6f',
    500: '#678c33',
    950: '#000000',
  },
}

SCSS

$custom: #678c33;
$custom-light: #95ad6f;
$custom-dark: #000000;

JSON

{
  "hex": "#678c33",
  "rgb": {
    "r": 103,
    "g": 140,
    "b": 51
  },
  "hsl": {
    "h": 84.944,
    "s": 46.597,
    "l": 37.451
  },
  "oklch": {
    "l": 0.59311,
    "c": 0.12495,
    "h": 128.8
  },
  "luminance": 0.21879
}

Semantic roles & 50–950 ramp

primary

#678C33

secondary

#8768B2

accent

#52D689

background

#F9FAF6

surface

#F2F4EC

border

#CCCEC7

text

#0D1007

muted

#7E7F7A

Preview Lab

Preview with #678C33

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

Preview Lab → · Contrast checker → · Palette generator →