#577E23#577E23

#577E23 is a mid, vivid yellow-green. Relative luminance 0.171; OKLCH L 54.5% C 0.127 H 129.9°. Best body text is #FFFFFF at 4.76:1 contrast (WCAG AA passes).

Color values

HEX	#577E23
RGB	rgb(87, 126, 35)
HSL	hsl(86, 57%, 32%)
HSV	hsv(86, 72%, 49%)
CMYK	cmyk(31%, 0%, 72.2%, 50.6%)
CIE-LAB	lab(48.35, -28.67, 43.00)
CIE-LCH	lch(48.35, 51.68, 123.69°)
OKLab	oklab(54.5% -0.0813 0.0971)
OKLCH	oklch(54.5% 0.127 129.9)
XYZ	xyz(11.6946, 17.0690, 4.2683)
Luminance	0.1707 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577E23 #4A237E

analogous

#7E7823 #577E23 #2A7E23

triadic

#577E23 #23577E #7E2357

tetradic

#577E23 #237E78 #4A237E #7E232A

square

#577E23 #237E78 #4A237E #7E232A

split-complementary

#577E23 #232A7E #78237E

monochromatic

#151E08 #364E16 #577E23 #78AE30 #97CE4E

Accessibility & contrast

On white

4.76

#577E23 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.41

#577E23 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #577E23

4.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577E23	#FFFFFF	#000000	##FFFFFF
##577E23	1.00	4.76	4.41	4.76
#FFFFFF	4.76	1.00	21.00	1.00
#000000	4.41	21.00	1.00	21.00
##FFFFFF	4.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#847515

Deuteranopia (green-blind)

#7F722B

Tritanopia (blue-blind)

#59786C

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #577e23;
/* rgb */ color: rgb(87, 126, 35);
/* oklch */ color: oklch(54.5% 0.127 129.9);

Tailwind

colors: {
  custom: {
    50: '#8aa364',
    500: '#577e23',
    950: '#000000',
  },
}

SCSS

$custom: #577e23;
$custom-light: #8aa364;
$custom-dark: #000000;

JSON

{
  "hex": "#577e23",
  "rgb": {
    "r": 87,
    "g": 126,
    "b": 35
  },
  "hsl": {
    "h": 85.714,
    "s": 56.522,
    "l": 31.569
  },
  "oklch": {
    "l": 0.54501,
    "c": 0.12666,
    "h": 129.9
  },
  "luminance": 0.17069
}

Semantic roles & 50–950 ramp

primary

#577E23

secondary

#774CB0

accent

#48E089

background

#F8FAF6

surface

#F0F4EB

border

#CBCEC6

text

#0C0F06

muted

#7D7F7A

Preview Lab

Preview with #577E23

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

Preview Lab → · Contrast checker → · Palette generator →