#557B5F#557B5F

#557B5F is a mid, moderate green. Relative luminance 0.169; OKLCH L 54.6% C 0.061 H 152.2°. Best body text is #FFFFFF at 4.79:1 contrast (WCAG AA passes).

Color values

HEX	#557B5F
RGB	rgb(85, 123, 95)
HSL	hsl(136, 18%, 41%)
HSV	hsv(136, 31%, 48%)
CMYK	cmyk(30.9%, 0%, 22.8%, 51.8%)
CIE-LAB	lab(48.16, -19.65, 11.12)
CIE-LCH	lch(48.16, 22.58, 150.50°)
OKLab	oklab(54.61% -0.0541 0.0285)
OKLCH	oklch(54.61% 0.061 152.2)
XYZ	xyz(12.8942, 16.9229, 13.4113)
Luminance	0.1692 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#557B5F #7B5571

analogous

#5E7B55 #557B5F #557B72

triadic

#557B5F #5F557B #7B5F55

tetradic

#557B5F #555E7B #7B5571 #7B7255

square

#557B5F #555E7B #7B5571 #7B7255

split-complementary

#557B5F #72557B #7B555E

monochromatic

#233327 #3C5743 #557B5F #719D7C #95B69D

Accessibility & contrast

On white

4.79

#557B5F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.38

#557B5F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #557B5F

4.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##557B5F	#FFFFFF	#000000	##FFFFFF
##557B5F	1.00	4.79	4.38	4.79
#FFFFFF	4.79	1.00	21.00	1.00
#000000	4.38	21.00	1.00	21.00
##FFFFFF	4.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7B755D

Deuteranopia (green-blind)

#757161

Tritanopia (blue-blind)

#4F7A73

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #557b5f;
/* rgb */ color: rgb(85, 123, 95);
/* oklch */ color: oklch(54.6% 0.061 152.2);

Tailwind

colors: {
  custom: {
    50: '#86a18c',
    500: '#557b5f',
    950: '#000000',
  },
}

SCSS

$custom: #557b5f;
$custom-light: #86a18c;
$custom-dark: #000000;

JSON

{
  "hex": "#557b5f",
  "rgb": {
    "r": 85,
    "g": 123,
    "b": 95
  },
  "hsl": {
    "h": 135.789,
    "s": 18.269,
    "l": 40.784
  },
  "oklch": {
    "l": 0.5461,
    "c": 0.06113,
    "h": 152.2
  },
  "luminance": 0.16923
}

Semantic roles & 50–950 ramp

primary

#557B5F

secondary

#A3889C

accent

#6DA6BB

background

#F8F9F8

surface

#EFF2F0

border

#CACCCB

text

#0B0F0C

muted

#7C7E7D

Preview Lab

Preview with #557B5F

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

Preview Lab → · Contrast checker → · Palette generator →