#557A17#557A17

#557A17 is a mid, vivid yellow-green. Relative luminance 0.159; OKLCH L 53.2% C 0.130 H 128.7°. Best body text is #FFFFFF at 5.02:1 contrast (WCAG AA passes).

Color values

HEX	#557A17
RGB	rgb(85, 122, 23)
HSL	hsl(82, 68%, 28%)
HSV	hsv(82, 81%, 48%)
CMYK	cmyk(30.3%, 0%, 81.1%, 52.2%)
CIE-LAB	lab(46.86, -28.31, 45.96)
CIE-LCH	lch(46.86, 53.98, 121.64°)
OKLab	oklab(53.23% -0.0812 0.1014)
OKLCH	oklch(53.23% 0.13 128.7)
XYZ	xyz(10.8605, 15.9119, 3.3096)
Luminance	0.1591 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#557A17 #3C177A

analogous

#7A6D17 #557A17 #237A17

triadic

#557A17 #17557A #7A1755

tetradic

#557A17 #177A6D #3C177A #7A1723

square

#557A17 #177A6D #3C177A #7A1723

split-complementary

#557A17 #17237A #6D177A

monochromatic

#121A05 #31470D #557A17 #79AD21 #9BD933

Accessibility & contrast

On white

5.02

#557A17 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.18

#557A17 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #557A17

5.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##557A17	#FFFFFF	#000000	##FFFFFF
##557A17	1.00	5.02	4.18	5.02
#FFFFFF	5.02	1.00	21.00	1.00
#000000	4.18	21.00	1.00	21.00
##FFFFFF	5.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#807100

Deuteranopia (green-blind)

#7B6E21

Tritanopia (blue-blind)

#587468

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #557a17;
/* rgb */ color: rgb(85, 122, 23);
/* oklch */ color: oklch(53.2% 0.130 128.7);

Tailwind

colors: {
  custom: {
    50: '#89a05d',
    500: '#557a17',
    950: '#000000',
  },
}

SCSS

$custom: #557a17;
$custom-light: #89a05d;
$custom-dark: #000000;

JSON

{
  "hex": "#557a17",
  "rgb": {
    "r": 85,
    "g": 122,
    "b": 23
  },
  "hsl": {
    "h": 82.424,
    "s": 68.276,
    "l": 28.431
  },
  "oklch": {
    "l": 0.53234,
    "c": 0.1299,
    "h": 128.7
  },
  "luminance": 0.15912
}

Semantic roles & 50–950 ramp

primary

#557A17

secondary

#683EAF

accent

#3DEB7E

background

#F8F9F5

surface

#F0F2E9

border

#CBCCC5

text

#0C0E05

muted

#7D7E79

Preview Lab

Preview with #557A17

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

Preview Lab → · Contrast checker → · Palette generator →