#557E23#557E23

#557E23 is a mid, vivid yellow-green. Relative luminance 0.170; OKLCH L 54.4% C 0.128 H 130.7°. Best body text is #FFFFFF at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#557E23
RGB	rgb(85, 126, 35)
HSL	hsl(87, 57%, 32%)
HSV	hsv(87, 72%, 49%)
CMYK	cmyk(32.5%, 0%, 72.2%, 50.6%)
CIE-LAB	lab(48.23, -29.47, 42.84)
CIE-LCH	lch(48.23, 52.00, 124.52°)
OKLab	oklab(54.37% -0.0834 0.0968)
OKLCH	oklch(54.37% 0.128 130.7)
XYZ	xyz(11.5104, 16.9740, 4.2596)
Luminance	0.1697 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#557E23 #4C237E

analogous

#7E7A23 #557E23 #287E23

triadic

#557E23 #23557E #7E2355

tetradic

#557E23 #237E7A #4C237E #7E2328

square

#557E23 #237E7A #4C237E #7E2328

split-complementary

#557E23 #23287E #7A237E

monochromatic

#141E08 #354E16 #557E23 #75AE30 #94CE4E

Accessibility & contrast

On white

4.78

#557E23 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.39

#557E23 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #557E23

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##557E23	#FFFFFF	#000000	##FFFFFF
##557E23	1.00	4.78	4.39	4.78
#FFFFFF	4.78	1.00	21.00	1.00
#000000	4.39	21.00	1.00	21.00
##FFFFFF	4.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#847415

Deuteranopia (green-blind)

#7E712B

Tritanopia (blue-blind)

#57796C

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #557e23;
/* rgb */ color: rgb(85, 126, 35);
/* oklch */ color: oklch(54.4% 0.128 130.7);

Tailwind

colors: {
  custom: {
    50: '#88a364',
    500: '#557e23',
    950: '#000000',
  },
}

SCSS

$custom: #557e23;
$custom-light: #88a364;
$custom-dark: #000000;

JSON

{
  "hex": "#557e23",
  "rgb": {
    "r": 85,
    "g": 126,
    "b": 35
  },
  "hsl": {
    "h": 87.033,
    "s": 56.522,
    "l": 31.569
  },
  "oklch": {
    "l": 0.54372,
    "c": 0.12776,
    "h": 130.7
  },
  "luminance": 0.16974
}

Semantic roles & 50–950 ramp

primary

#557E23

secondary

#794CB0

accent

#48E08C

background

#F8FAF6

surface

#F0F4EB

border

#CBCEC6

text

#0C0F06

muted

#7D7F7A

Preview Lab

Preview with #557E23

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

Preview Lab → · Contrast checker → · Palette generator →