#557F2A#557F2A

#557F2A is a mid, vivid yellow-green. Relative luminance 0.173; OKLCH L 54.7% C 0.124 H 131.8°. Best body text is #FFFFFF at 4.71:1 contrast (WCAG AA passes).

Color values

HEX	#557F2A
RGB	rgb(85, 127, 42)
HSL	hsl(90, 50%, 33%)
HSV	hsv(90, 67%, 50%)
CMYK	cmyk(33.1%, 0%, 66.9%, 50.2%)
CIE-LAB	lab(48.61, -29.37, 40.23)
CIE-LCH	lch(48.61, 49.81, 126.14°)
OKLab	oklab(54.7% -0.0825 0.0923)
OKLCH	oklch(54.7% 0.124 131.8)
XYZ	xyz(11.7535, 17.2768, 4.9055)
Luminance	0.1728 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#557F2A #542A7F

analogous

#7F7E2A #557F2A #2A7F2A

triadic

#557F2A #2A557F #7F2A55

tetradic

#557F2A #2A7F7E #542A7F #7F2A2A

square

#557F2A #2A7F7E #542A7F #7F2A2A

split-complementary

#557F2A #2A2A7F #7E2A7F

monochromatic

#17230C #36511B #557F2A #74AD39 #92C95B

Accessibility & contrast

On white

4.71

#557F2A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.46

#557F2A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #557F2A

4.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##557F2A	#FFFFFF	#000000	##FFFFFF
##557F2A	1.00	4.71	4.46	4.71
#FFFFFF	4.71	1.00	21.00	1.00
#000000	4.46	21.00	1.00	21.00
##FFFFFF	4.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#84761F

Deuteranopia (green-blind)

#7F7231

Tritanopia (blue-blind)

#567A6D

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #557f2a;
/* rgb */ color: rgb(85, 127, 42);
/* oklch */ color: oklch(54.7% 0.124 131.8);

Tailwind

colors: {
  custom: {
    50: '#88a468',
    500: '#557f2a',
    950: '#000000',
  },
}

SCSS

$custom: #557f2a;
$custom-light: #88a468;
$custom-dark: #000000;

JSON

{
  "hex": "#557f2a",
  "rgb": {
    "r": 85,
    "g": 127,
    "b": 42
  },
  "hsl": {
    "h": 89.647,
    "s": 50.296,
    "l": 33.137
  },
  "oklch": {
    "l": 0.547,
    "c": 0.1238,
    "h": 131.8
  },
  "luminance": 0.17277
}

Semantic roles & 50–950 ramp

primary

#557F2A

secondary

#8257AE

accent

#4EDA93

background

#F8FAF6

surface

#F0F4EB

border

#CBCEC6

text

#0C0F06

muted

#7D7F7A

Preview Lab

Preview with #557F2A

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

Preview Lab → · Contrast checker → · Palette generator →