#577A23#577A23

#577A23 is a mid, vivid yellow-green. Relative luminance 0.161; OKLCH L 53.5% C 0.121 H 128.9°. Best body text is #FFFFFF at 4.98:1 contrast (WCAG AA passes).

Color values

HEX	#577A23
RGB	rgb(87, 122, 35)
HSL	hsl(84, 55%, 31%)
HSV	hsv(84, 71%, 48%)
CMYK	cmyk(28.7%, 0%, 71.3%, 52.2%)
CIE-LAB	lab(47.06, -26.73, 41.68)
CIE-LCH	lch(47.06, 49.52, 122.67°)
OKLab	oklab(53.46% -0.076 0.0944)
OKLCH	oklch(53.46% 0.121 128.9)
XYZ	xyz(11.1934, 16.0664, 4.1012)
Luminance	0.1607 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577A23 #46237A

analogous

#7A7123 #577A23 #2B7A23

triadic

#577A23 #23577A #7A2357

tetradic

#577A23 #237A71 #46237A #7A232B

square

#577A23 #237A71 #46237A #7A232B

split-complementary

#577A23 #232B7A #71237A

monochromatic

#131B08 #354A15 #577A23 #79AA31 #98CC4C

Accessibility & contrast

On white

4.98

#577A23 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.21

#577A23 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #577A23

4.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577A23	#FFFFFF	#000000	##FFFFFF
##577A23	1.00	4.98	4.21	4.98
#FFFFFF	4.98	1.00	21.00	1.00
#000000	4.21	21.00	1.00	21.00
##FFFFFF	4.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#807116

Deuteranopia (green-blind)

#7B6F2A

Tritanopia (blue-blind)

#5A7469

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #577a23;
/* rgb */ color: rgb(87, 122, 35);
/* oklch */ color: oklch(53.5% 0.121 128.9);

Tailwind

colors: {
  custom: {
    50: '#89a063',
    500: '#577a23',
    950: '#000000',
  },
}

SCSS

$custom: #577a23;
$custom-light: #89a063;
$custom-dark: #000000;

JSON

{
  "hex": "#577a23",
  "rgb": {
    "r": 87,
    "g": 122,
    "b": 35
  },
  "hsl": {
    "h": 84.138,
    "s": 55.414,
    "l": 30.784
  },
  "oklch": {
    "l": 0.53456,
    "c": 0.12117,
    "h": 128.9
  },
  "luminance": 0.16067
}

Semantic roles & 50–950 ramp

primary

#577A23

secondary

#734CAD

accent

#49DF85

background

#F8F9F6

surface

#F0F2EB

border

#CBCCC6

text

#0C0E06

muted

#7D7E7A

Preview Lab

Preview with #577A23

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

Preview Lab → · Contrast checker → · Palette generator →