#557D17#557D17

#557D17 is a mid, vivid yellow-green. Relative luminance 0.167; OKLCH L 54.0% C 0.134 H 129.5°. Best body text is #FFFFFF at 4.85:1 contrast (WCAG AA passes).

Color values

HEX	#557D17
RGB	rgb(85, 125, 23)
HSL	hsl(84, 69%, 29%)
HSV	hsv(84, 82%, 49%)
CMYK	cmyk(32%, 0%, 81.6%, 51%)
CIE-LAB	lab(47.83, -29.74, 46.86)
CIE-LCH	lch(47.83, 55.50, 122.40°)
OKLab	oklab(54.02% -0.0851 0.1033)
OKLCH	oklch(54.02% 0.134 129.5)
XYZ	xyz(11.2346, 16.6600, 3.4342)
Luminance	0.1666 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#557D17 #3F177D

analogous

#7D7217 #557D17 #227D17

triadic

#557D17 #17557D #7D1755

tetradic

#557D17 #177D72 #3F177D #7D1722

square

#557D17 #177D72 #3F177D #7D1722

split-complementary

#557D17 #17227D #72177D

monochromatic

#121A05 #32490D #557D17 #78B121 #99DA35

Accessibility & contrast

On white

4.85

#557D17 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.33

#557D17 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #557D17

4.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##557D17	#FFFFFF	#000000	##FFFFFF
##557D17	1.00	4.85	4.33	4.85
#FFFFFF	4.85	1.00	21.00	1.00
#000000	4.33	21.00	1.00	21.00
##FFFFFF	4.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#837300

Deuteranopia (green-blind)

#7E7122

Tritanopia (blue-blind)

#58776A

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #557d17;
/* rgb */ color: rgb(85, 125, 23);
/* oklch */ color: oklch(54.0% 0.134 129.5);

Tailwind

colors: {
  custom: {
    50: '#89a35e',
    500: '#557d17',
    950: '#000000',
  },
}

SCSS

$custom: #557d17;
$custom-light: #89a35e;
$custom-dark: #000000;

JSON

{
  "hex": "#557d17",
  "rgb": {
    "r": 85,
    "g": 125,
    "b": 23
  },
  "hsl": {
    "h": 83.529,
    "s": 68.919,
    "l": 29.02
  },
  "oklch": {
    "l": 0.54024,
    "c": 0.1338,
    "h": 129.5
  },
  "luminance": 0.1666
}

Semantic roles & 50–950 ramp

primary

#557D17

secondary

#6B3EB2

accent

#3CEC81

background

#F8FAF5

surface

#F0F3E9

border

#CBCDC5

text

#0C0F05

muted

#7D7F79

Preview Lab

Preview with #557D17

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

Preview Lab → · Contrast checker → · Palette generator →