#557E40#557E40

#557E40 is a mid, moderate yellow-green. Relative luminance 0.172; OKLCH L 54.7% C 0.101 H 135.9°. Best body text is #FFFFFF at 4.72:1 contrast (WCAG AA passes).

Color values

HEX	#557E40
RGB	rgb(85, 126, 64)
HSL	hsl(100, 33%, 37%)
HSV	hsv(100, 49%, 49%)
CMYK	cmyk(32.5%, 0%, 49.2%, 50.6%)
CIE-LAB	lab(48.54, -26.44, 29.16)
CIE-LCH	lch(48.54, 39.36, 132.19°)
OKLab	oklab(54.73% -0.0727 0.0705)
OKLCH	oklch(54.73% 0.101 135.9)
XYZ	xyz(12.1323, 17.2227, 7.5346)
Luminance	0.1722 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#557E40 #69407E

analogous

#747E40 #557E40 #407E4A

triadic

#557E40 #40557E #7E4055

tetradic

#557E40 #40747E #69407E #7E4A40

square

#557E40 #40747E #69407E #7E4A40

split-complementary

#557E40 #4A407E #7E4074

monochromatic

#1E2D17 #3A552B #557E40 #70A755 #92BC7C

Accessibility & contrast

On white

4.72

#557E40 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.44

#557E40 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #557E40

4.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##557E40	#FFFFFF	#000000	##FFFFFF
##557E40	1.00	4.72	4.44	4.72
#FFFFFF	4.72	1.00	21.00	1.00
#000000	4.44	21.00	1.00	21.00
##FFFFFF	4.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#82763B

Deuteranopia (green-blind)

#7C7244

Tritanopia (blue-blind)

#547A6F

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #557e40;
/* rgb */ color: rgb(85, 126, 64);
/* oklch */ color: oklch(54.7% 0.101 135.9);

Tailwind

colors: {
  custom: {
    50: '#87a376',
    500: '#557e40',
    950: '#000000',
  },
}

SCSS

$custom: #557e40;
$custom-light: #87a376;
$custom-dark: #000000;

JSON

{
  "hex": "#557e40",
  "rgb": {
    "r": 85,
    "g": 126,
    "b": 64
  },
  "hsl": {
    "h": 99.677,
    "s": 32.632,
    "l": 37.255
  },
  "oklch": {
    "l": 0.54727,
    "c": 0.10125,
    "h": 135.9
  },
  "luminance": 0.17223
}

Semantic roles & 50–950 ramp

primary

#557E40

secondary

#9573A7

accent

#5FC9A5

background

#F8FAF7

surface

#F0F4ED

border

#CBCEC8

text

#0B0F08

muted

#7C7F7B

Preview Lab

Preview with #557E40

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

Preview Lab → · Contrast checker → · Palette generator →