#677B12#677B12

#677B12 is a mid, vivid yellow-green. Relative luminance 0.171; OKLCH L 54.8% C 0.124 H 120.7°. Best body text is #FFFFFF at 4.75:1 contrast (WCAG AA passes).

Color values

HEX	#677B12
RGB	rgb(103, 123, 18)
HSL	hsl(71, 74%, 28%)
HSV	hsv(71, 85%, 48%)
CMYK	cmyk(16.3%, 0%, 85.4%, 51.8%)
CIE-LAB	lab(48.38, -21.29, 49.29)
CIE-LCH	lch(48.38, 53.69, 113.37°)
OKLab	oklab(54.77% -0.0635 0.107)
OKLCH	oklch(54.77% 0.124 120.7)
XYZ	xyz(12.7859, 17.0932, 3.1979)
Luminance	0.1709 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#677B12 #26127B

analogous

#7B5B12 #677B12 #327B12

triadic

#677B12 #12677B #7B1267

tetradic

#677B12 #127B5B #26127B #7B1232

square

#677B12 #127B5B #26127B #7B1232

split-complementary

#677B12 #12327B #5B127B

monochromatic

#161B04 #3A460A #677B12 #94B01A #BDE028

Accessibility & contrast

On white

4.75

#677B12 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.42

#677B12 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #677B12

4.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##677B12	#FFFFFF	#000000	##FFFFFF
##677B12	1.00	4.75	4.42	4.75
#FFFFFF	4.75	1.00	21.00	1.00
#000000	4.42	21.00	1.00	21.00
##FFFFFF	4.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#837300

Deuteranopia (green-blind)

#81731E

Tritanopia (blue-blind)

#6D7468

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #677b12;
/* rgb */ color: rgb(103, 123, 18);
/* oklch */ color: oklch(54.8% 0.124 120.7);

Tailwind

colors: {
  custom: {
    50: '#96a15c',
    500: '#677b12',
    950: '#000000',
  },
}

SCSS

$custom: #677b12;
$custom-light: #96a15c;
$custom-dark: #000000;

JSON

{
  "hex": "#677b12",
  "rgb": {
    "r": 103,
    "g": 123,
    "b": 18
  },
  "hsl": {
    "h": 71.429,
    "s": 74.468,
    "l": 27.647
  },
  "oklch": {
    "l": 0.54774,
    "c": 0.12446,
    "h": 120.7
  },
  "luminance": 0.17093
}

Semantic roles & 50–950 ramp

primary

#677B12

secondary

#4F38B1

accent

#37F15A

background

#F9F9F5

surface

#F2F2E9

border

#CCCCC5

text

#0E0E04

muted

#7E7E79

Preview Lab

Preview with #677B12

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

Preview Lab → · Contrast checker → · Palette generator →