#557B19#557B19

#557B19 is a mid, vivid yellow-green. Relative luminance 0.162; OKLCH L 53.5% C 0.130 H 129.1°. Best body text is #FFFFFF at 4.96:1 contrast (WCAG AA passes).

Color values

HEX	#557B19
RGB	rgb(85, 123, 25)
HSL	hsl(83, 66%, 29%)
HSV	hsv(83, 80%, 48%)
CMYK	cmyk(30.9%, 0%, 79.7%, 51.8%)
CIE-LAB	lab(47.19, -28.69, 45.60)
CIE-LCH	lch(47.19, 53.88, 122.17°)
OKLab	oklab(53.51% -0.082 0.101)
OKLCH	oklch(53.51% 0.13 129.1)
XYZ	xyz(11.0047, 16.1671, 3.4603)
Luminance	0.1617 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#557B19 #3F197B

analogous

#7B7019 #557B19 #247B19

triadic

#557B19 #19557B #7B1955

tetradic

#557B19 #197B70 #3F197B #7B1924

square

#557B19 #197B70 #3F197B #7B1924

split-complementary

#557B19 #19247B #70197B

monochromatic

#121905 #32480F #557B19 #78AE23 #99D738

Accessibility & contrast

On white

4.96

#557B19 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.23

#557B19 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #557B19

4.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##557B19	#FFFFFF	#000000	##FFFFFF
##557B19	1.00	4.96	4.23	4.96
#FFFFFF	4.96	1.00	21.00	1.00
#000000	4.23	21.00	1.00	21.00
##FFFFFF	4.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#817201

Deuteranopia (green-blind)

#7C6F23

Tritanopia (blue-blind)

#587569

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #557b19;
/* rgb */ color: rgb(85, 123, 25);
/* oklch */ color: oklch(53.5% 0.130 129.1);

Tailwind

colors: {
  custom: {
    50: '#89a15e',
    500: '#557b19',
    950: '#000000',
  },
}

SCSS

$custom: #557b19;
$custom-light: #89a15e;
$custom-dark: #000000;

JSON

{
  "hex": "#557b19",
  "rgb": {
    "r": 85,
    "g": 123,
    "b": 25
  },
  "hsl": {
    "h": 83.265,
    "s": 66.216,
    "l": 29.02
  },
  "oklch": {
    "l": 0.53509,
    "c": 0.13011,
    "h": 129.1
  },
  "luminance": 0.16167
}

Semantic roles & 50–950 ramp

primary

#557B19

secondary

#6B40AF

accent

#3FE981

background

#F8F9F5

surface

#F0F2E9

border

#CBCCC5

text

#0C0F05

muted

#7D7E79

Preview Lab

Preview with #557B19

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

Preview Lab → · Contrast checker → · Palette generator →