#557B22#557B22

#557B22 is a mid, vivid yellow-green. Relative luminance 0.162; OKLCH L 53.6% C 0.124 H 129.9°. Best body text is #FFFFFF at 4.95:1 contrast (WCAG AA passes).

Color values

HEX	#557B22
RGB	rgb(85, 123, 34)
HSL	hsl(86, 57%, 31%)
HSV	hsv(86, 72%, 48%)
CMYK	cmyk(30.9%, 0%, 72.4%, 51.8%)
CIE-LAB	lab(47.25, -28.11, 42.26)
CIE-LCH	lch(47.25, 50.75, 123.63°)
OKLab	oklab(53.58% -0.0797 0.0954)
OKLCH	oklch(53.58% 0.124 129.9)
XYZ	xyz(11.1179, 16.2124, 4.0566)
Luminance	0.1621 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#557B22 #48227B

analogous

#7B7422 #557B22 #287B22

triadic

#557B22 #22557B #7B2255

tetradic

#557B22 #227B74 #48227B #7B2228

square

#557B22 #227B74 #48227B #7B2228

split-complementary

#557B22 #22287B #74227B

monochromatic

#131B07 #344B15 #557B22 #76AB2F #95CD4A

Accessibility & contrast

On white

4.95

#557B22 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.24

#557B22 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #557B22

4.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##557B22	#FFFFFF	#000000	##FFFFFF
##557B22	1.00	4.95	4.24	4.95
#FFFFFF	4.95	1.00	21.00	1.00
#000000	4.24	21.00	1.00	21.00
##FFFFFF	4.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#817214

Deuteranopia (green-blind)

#7C6F2A

Tritanopia (blue-blind)

#577669

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #557b22;
/* rgb */ color: rgb(85, 123, 34);
/* oklch */ color: oklch(53.6% 0.124 129.9);

Tailwind

colors: {
  custom: {
    50: '#88a163',
    500: '#557b22',
    950: '#000000',
  },
}

SCSS

$custom: #557b22;
$custom-light: #88a163;
$custom-dark: #000000;

JSON

{
  "hex": "#557b22",
  "rgb": {
    "r": 85,
    "g": 123,
    "b": 34
  },
  "hsl": {
    "h": 85.618,
    "s": 56.688,
    "l": 30.784
  },
  "oklch": {
    "l": 0.53576,
    "c": 0.12436,
    "h": 129.9
  },
  "luminance": 0.16213
}

Semantic roles & 50–950 ramp

primary

#557B22

secondary

#754BAE

accent

#48E089

background

#F8F9F6

surface

#F0F2EB

border

#CBCCC6

text

#0C0F05

muted

#7D7E7A

Preview Lab

Preview with #557B22

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

Preview Lab → · Contrast checker → · Palette generator →