#688F2B#688F2B

#688F2B is a mid, vivid yellow-green. Relative luminance 0.228; OKLCH L 60.1% C 0.135 H 128.4°. Best body text is #000000 at 5.55:1 contrast (WCAG AA passes).

Color values

HEX	#688F2B
RGB	rgb(104, 143, 43)
HSL	hsl(83, 54%, 36%)
HSV	hsv(83, 70%, 56%)
CMYK	cmyk(27.3%, 0%, 69.9%, 43.9%)
CIE-LAB	lab(54.83, -29.40, 46.70)
CIE-LCH	lch(54.83, 55.18, 122.19°)
OKLab	oklab(60.06% -0.0837 0.1058)
OKLCH	oklch(60.06% 0.135 128.4)
XYZ	xyz(15.9674, 22.7620, 5.8373)
Luminance	0.2276 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#688F2B #522B8F

analogous

#8F842B #688F2B #368F2B

triadic

#688F2B #2B688F #8F2B68

tetradic

#688F2B #2B8F84 #522B8F #8F2B36

square

#688F2B #2B8F84 #522B8F #8F2B36

split-complementary

#688F2B #2B368F #842B8F

monochromatic

#24310F #46601D #688F2B #8ABE39 #A6D064

Accessibility & contrast

On white

3.78

#688F2B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.55

#688F2B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #688F2B

5.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##688F2B	#FFFFFF	#000000	##000000
##688F2B	1.00	3.78	5.55	5.55
#FFFFFF	3.78	1.00	21.00	21.00
#000000	5.55	21.00	1.00	1.00
##000000	5.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#96851C

Deuteranopia (green-blind)

#918233

Tritanopia (blue-blind)

#6B897B

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #688f2b;
/* rgb */ color: rgb(104, 143, 43);
/* oklch */ color: oklch(60.1% 0.135 128.4);

Tailwind

colors: {
  custom: {
    50: '#96b06a',
    500: '#688f2b',
    950: '#000000',
  },
}

SCSS

$custom: #688f2b;
$custom-light: #96b06a;
$custom-dark: #000000;

JSON

{
  "hex": "#688f2b",
  "rgb": {
    "r": 104,
    "g": 143,
    "b": 43
  },
  "hsl": {
    "h": 83.4,
    "s": 53.763,
    "l": 36.471
  },
  "oklch": {
    "l": 0.60059,
    "c": 0.13487,
    "h": 128.4
  },
  "luminance": 0.22762
}

Semantic roles & 50–950 ramp

primary

#688F2B

secondary

#815FB7

accent

#4BDD84

background

#F9FAF6

surface

#F2F4EB

border

#CCCEC6

text

#0E1007

muted

#7E7F7A

Preview Lab

Preview with #688F2B

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

Preview Lab → · Contrast checker → · Palette generator →