#688B2D#688B2D

#688B2D is a mid, vivid yellow-green. Relative luminance 0.216; OKLCH L 59.1% C 0.128 H 127.5°. Best body text is #000000 at 5.32:1 contrast (WCAG AA passes).

Color values

HEX	#688B2D
RGB	rgb(104, 139, 45)
HSL	hsl(82, 51%, 36%)
HSV	hsv(82, 68%, 55%)
CMYK	cmyk(25.2%, 0%, 67.6%, 45.5%)
CIE-LAB	lab(53.60, -27.32, 44.58)
CIE-LCH	lch(53.60, 52.28, 121.50°)
OKLab	oklab(59.07% -0.0778 0.1016)
OKLCH	oklch(59.07% 0.128 127.5)
XYZ	xyz(15.4152, 21.5975, 5.8387)
Luminance	0.2160 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#688B2D #502D8B

analogous

#8B7F2D #688B2D #398B2D

triadic

#688B2D #2D688B #8B2D68

tetradic

#688B2D #2D8B7F #502D8B #8B2D39

square

#688B2D #2D8B7F #502D8B #8B2D39

split-complementary

#688B2D #2D398B #7F2D8B

monochromatic

#232F0F #455D1E #688B2D #8BB93C #A6CD65

Accessibility & contrast

On white

3.95

#688B2D on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.32

#688B2D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #688B2D

5.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##688B2D	#FFFFFF	#000000	##000000
##688B2D	1.00	3.95	5.32	5.32
#FFFFFF	3.95	1.00	21.00	21.00
#000000	5.32	21.00	1.00	1.00
##000000	5.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#928220

Deuteranopia (green-blind)

#8D7F34

Tritanopia (blue-blind)

#6C8578

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #688b2d;
/* rgb */ color: rgb(104, 139, 45);
/* oklch */ color: oklch(59.1% 0.128 127.5);

Tailwind

colors: {
  custom: {
    50: '#96ad6b',
    500: '#688b2d',
    950: '#000000',
  },
}

SCSS

$custom: #688b2d;
$custom-light: #96ad6b;
$custom-dark: #000000;

JSON

{
  "hex": "#688b2d",
  "rgb": {
    "r": 104,
    "g": 139,
    "b": 45
  },
  "hsl": {
    "h": 82.34,
    "s": 51.087,
    "l": 36.078
  },
  "oklch": {
    "l": 0.59067,
    "c": 0.12796,
    "h": 127.5
  },
  "luminance": 0.21598
}

Semantic roles & 50–950 ramp

primary

#688B2D

secondary

#7F60B4

accent

#4DDB82

background

#F9FAF6

surface

#F2F4EB

border

#CCCEC6

text

#0E1007

muted

#7E7F7A

Preview Lab

Preview with #688B2D

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

Preview Lab → · Contrast checker → · Palette generator →