#688C31#688C31

#688C31 is a mid, vivid yellow-green. Relative luminance 0.219; OKLCH L 59.4% C 0.126 H 128.1°. Best body text is #000000 at 5.38:1 contrast (WCAG AA passes).

Color values

HEX	#688C31
RGB	rgb(104, 140, 49)
HSL	hsl(84, 48%, 37%)
HSV	hsv(84, 65%, 55%)
CMYK	cmyk(25.7%, 0%, 65%, 45.1%)
CIE-LAB	lab(53.94, -27.48, 43.19)
CIE-LCH	lch(53.94, 51.19, 122.47°)
OKLab	oklab(59.36% -0.0779 0.0992)
OKLCH	oklch(59.36% 0.126 128.1)
XYZ	xyz(15.6413, 21.9207, 6.3122)
Luminance	0.2192 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#688C31 #55318C

analogous

#8C8331 #688C31 #3B8C31

triadic

#688C31 #31688C #8C3168

tetradic

#688C31 #318C83 #55318C #8C313B

square

#688C31 #318C83 #55318C #8C313B

split-complementary

#688C31 #313B8C #83318C

monochromatic

#253111 #465F21 #688C31 #8AB941 #A6CC6C

Accessibility & contrast

On white

3.90

#688C31 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.38

#688C31 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #688C31

5.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##688C31	#FFFFFF	#000000	##000000
##688C31	1.00	3.90	5.38	5.38
#FFFFFF	3.90	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)

#938326

Deuteranopia (green-blind)

#8E8038

Tritanopia (blue-blind)

#6B8679

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #688c31;
/* rgb */ color: rgb(104, 140, 49);
/* oklch */ color: oklch(59.4% 0.126 128.1);

Tailwind

colors: {
  custom: {
    50: '#96ad6d',
    500: '#688c31',
    950: '#000000',
  },
}

SCSS

$custom: #688c31;
$custom-light: #96ad6d;
$custom-dark: #000000;

JSON

{
  "hex": "#688c31",
  "rgb": {
    "r": 104,
    "g": 140,
    "b": 49
  },
  "hsl": {
    "h": 83.736,
    "s": 48.148,
    "l": 37.059
  },
  "oklch": {
    "l": 0.59358,
    "c": 0.12612,
    "h": 128.1
  },
  "luminance": 0.21921
}

Semantic roles & 50–950 ramp

primary

#688C31

secondary

#8466B3

accent

#50D886

background

#F9FAF6

surface

#F2F4EC

border

#CCCEC7

text

#0E1007

muted

#7E7F7A

Preview Lab

Preview with #688C31

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

Preview Lab → · Contrast checker → · Palette generator →