#577B24#577B24

#577B24 is a mid, vivid yellow-green. Relative luminance 0.163; OKLCH L 53.7% C 0.122 H 129.2°. Best body text is #FFFFFF at 4.92:1 contrast (WCAG AA passes).

Color values

HEX	#577B24
RGB	rgb(87, 123, 36)
HSL	hsl(85, 55%, 31%)
HSV	hsv(85, 71%, 48%)
CMYK	cmyk(29.3%, 0%, 70.7%, 51.8%)
CIE-LAB	lab(47.39, -27.15, 41.60)
CIE-LCH	lch(47.39, 49.68, 123.13°)
OKLab	oklab(53.73% -0.0771 0.0943)
OKLCH	oklch(53.73% 0.122 129.2)
XYZ	xyz(11.3318, 16.3192, 4.2216)
Luminance	0.1632 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577B24 #48247B

analogous

#7B7324 #577B24 #2B7B24

triadic

#577B24 #24577B #7B2457

tetradic

#577B24 #247B73 #48247B #7B242B

square

#577B24 #247B73 #48247B #7B242B

split-complementary

#577B24 #242B7B #73247B

monochromatic

#141C08 #364C16 #577B24 #78AA32 #97CB4E

Accessibility & contrast

On white

4.92

#577B24 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.26

#577B24 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #577B24

4.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577B24	#FFFFFF	#000000	##FFFFFF
##577B24	1.00	4.92	4.26	4.92
#FFFFFF	4.92	1.00	21.00	1.00
#000000	4.26	21.00	1.00	21.00
##FFFFFF	4.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#817217

Deuteranopia (green-blind)

#7C702B

Tritanopia (blue-blind)

#5A756A

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #577b24;
/* rgb */ color: rgb(87, 123, 36);
/* oklch */ color: oklch(53.7% 0.122 129.2);

Tailwind

colors: {
  custom: {
    50: '#89a164',
    500: '#577b24',
    950: '#000000',
  },
}

SCSS

$custom: #577b24;
$custom-light: #89a164;
$custom-dark: #000000;

JSON

{
  "hex": "#577b24",
  "rgb": {
    "r": 87,
    "g": 123,
    "b": 36
  },
  "hsl": {
    "h": 84.828,
    "s": 54.717,
    "l": 31.176
  },
  "oklch": {
    "l": 0.53726,
    "c": 0.1218,
    "h": 129.2
  },
  "luminance": 0.1632
}

Semantic roles & 50–950 ramp

primary

#577B24

secondary

#754DAD

accent

#4ADE87

background

#F8F9F6

surface

#F0F2EB

border

#CBCCC6

text

#0C0F06

muted

#7D7E7A

Preview Lab

Preview with #577B24

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

Preview Lab → · Contrast checker → · Palette generator →