#557B16#557B16

#557B16 is a mid, vivid yellow-green. Relative luminance 0.162; OKLCH L 53.5% C 0.132 H 128.9°. Best body text is #FFFFFF at 4.96:1 contrast (WCAG AA passes).

Color values

HEX#557B16
RGBrgb(85, 123, 22)
HSLhsl(83, 70%, 28%)
HSVhsv(83, 82%, 48%)
CMYKcmyk(30.9%, 0%, 82.1%, 51.8%)
CIE-LABlab(47.18, -28.84, 46.58)
CIE-LCHlch(47.18, 54.78, 121.77°)
OKLaboklab(53.49% -0.0827 0.1025)
OKLCHoklch(53.49% 0.132 128.9)
XYZxyz(10.9741, 16.1548, 3.2989)
Luminance0.1615 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#557B16 #3C167B
analogous
#7B6E16 #557B16 #237B16
triadic
#557B16 #16557B #7B1655
tetradic
#557B16 #167B6E #3C167B #7B1623
square
#557B16 #167B6E #3C167B #7B1623
split-complementary
#557B16 #16237B #6E167B
monochromatic
#121A05 #31470D #557B16 #79AF1F #9BDA31

Accessibility & contrast

On white

4.96
#557B16 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

4.23
#557B16 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #557B16
4.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##557B16#FFFFFF#000000##FFFFFF
##557B161.004.964.234.96
#FFFFFF4.961.0021.001.00
#0000004.2321.001.0021.00
##FFFFFF4.961.0021.001.00

Color blindness preview

Protanopia (red-blind)
#817200
Deuteranopia (green-blind)
#7C6F21
Tritanopia (blue-blind)
#587568
Achromatopsia (no color)
#707070

Design tokens & code

CSS
--color: #557b16;
/* rgb */ color: rgb(85, 123, 22);
/* oklch */ color: oklch(53.5% 0.132 128.9);
Tailwind
colors: {
  custom: {
    50: '#89a15d',
    500: '#557b16',
    950: '#000000',
  },
}
SCSS
$custom: #557b16;
$custom-light: #89a15d;
$custom-dark: #000000;
JSON
{
  "hex": "#557b16",
  "rgb": {
    "r": 85,
    "g": 123,
    "b": 22
  },
  "hsl": {
    "h": 82.574,
    "s": 69.655,
    "l": 28.431
  },
  "oklch": {
    "l": 0.53491,
    "c": 0.13172,
    "h": 128.9
  },
  "luminance": 0.16155
}

Semantic roles & 50–950 ramp

primary
#557B16
secondary
#683DB0
accent
#3BEC7E
background
#F8F9F5
surface
#F0F2E9
border
#CBCCC5
text
#0C0F05
muted
#7D7E79

Preview Lab

Preview with #557B16

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

Preview Lab → · Contrast checker → · Palette generator →

#557B16 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva