#557F40#557F40

#557F40 is a mid, moderate green. Relative luminance 0.175; OKLCH L 55.0% C 0.103 H 136.1°. Best body text is #FFFFFF at 4.67:1 contrast (WCAG AA passes).

Color values

HEX	#557F40
RGB	rgb(85, 127, 64)
HSL	hsl(100, 33%, 37%)
HSV	hsv(100, 50%, 50%)
CMYK	cmyk(33.1%, 0%, 49.6%, 50.2%)
CIE-LAB	lab(48.86, -26.93, 29.56)
CIE-LCH	lch(48.86, 39.99, 132.33°)
OKLab	oklab(54.99% -0.074 0.0714)
OKLCH	oklch(54.99% 0.103 136.1)
XYZ	xyz(12.2608, 17.4797, 7.5774)
Luminance	0.1748 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#557F40 #6A407F

analogous

#747F40 #557F40 #407F4B

triadic

#557F40 #40557F #7F4055

tetradic

#557F40 #40747F #6A407F #7F4B40

square

#557F40 #40747F #6A407F #7F4B40

split-complementary

#557F40 #4B407F #7F4074

monochromatic

#1F2E17 #3A562B #557F40 #70A855 #92BD7C

Accessibility & contrast

On white

4.67

#557F40 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.50

#557F40 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #557F40

4.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##557F40	#FFFFFF	#000000	##FFFFFF
##557F40	1.00	4.67	4.50	4.67
#FFFFFF	4.67	1.00	21.00	1.00
#000000	4.50	21.00	1.00	21.00
##FFFFFF	4.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#83763B

Deuteranopia (green-blind)

#7D7344

Tritanopia (blue-blind)

#547B70

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #557f40;
/* rgb */ color: rgb(85, 127, 64);
/* oklch */ color: oklch(55.0% 0.103 136.1);

Tailwind

colors: {
  custom: {
    50: '#87a476',
    500: '#557f40',
    950: '#000000',
  },
}

SCSS

$custom: #557f40;
$custom-light: #87a476;
$custom-dark: #000000;

JSON

{
  "hex": "#557f40",
  "rgb": {
    "r": 85,
    "g": 127,
    "b": 64
  },
  "hsl": {
    "h": 100,
    "s": 32.984,
    "l": 37.451
  },
  "oklch": {
    "l": 0.54986,
    "c": 0.10284,
    "h": 136.1
  },
  "luminance": 0.1748
}

Semantic roles & 50–950 ramp

primary

#557F40

secondary

#9673A8

accent

#5FC9A6

background

#F8FAF7

surface

#F0F4ED

border

#CBCEC8

text

#0B0F08

muted

#7C7F7B

Preview Lab

Preview with #557F40

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

Preview Lab → · Contrast checker → · Palette generator →