#577B36#577B36

#577B36 is a mid, moderate yellow-green. Relative luminance 0.165; OKLCH L 53.9% C 0.106 H 131.9°. Best body text is #FFFFFF at 4.89:1 contrast (WCAG AA passes).

Color values

HEX	#577B36
RGB	rgb(87, 123, 54)
HSL	hsl(91, 39%, 35%)
HSV	hsv(91, 56%, 48%)
CMYK	cmyk(29.3%, 0%, 56.1%, 51.8%)
CIE-LAB	lab(47.57, -25.43, 33.28)
CIE-LCH	lch(47.57, 41.89, 127.38°)
OKLab	oklab(53.93% -0.0707 0.0788)
OKLCH	oklch(53.93% 0.106 131.9)
XYZ	xyz(11.6791, 16.4582, 6.0507)
Luminance	0.1646 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577B36 #5A367B

analogous

#7A7B36 #577B36 #367B37

triadic

#577B36 #36577B #7B3657

tetradic

#577B36 #367A7B #5A367B #7B3736

square

#577B36 #367A7B #5A367B #7B3736

split-complementary

#577B36 #37367B #7B367A

monochromatic

#1B2611 #395023 #577B36 #75A649 #94BF6D

Accessibility & contrast

On white

4.89

#577B36 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.29

#577B36 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #577B36

4.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577B36	#FFFFFF	#000000	##FFFFFF
##577B36	1.00	4.89	4.29	4.89
#FFFFFF	4.89	1.00	21.00	1.00
#000000	4.29	21.00	1.00	21.00
##FFFFFF	4.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#80732F

Deuteranopia (green-blind)

#7B703B

Tritanopia (blue-blind)

#58766C

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #577b36;
/* rgb */ color: rgb(87, 123, 54);
/* oklch */ color: oklch(53.9% 0.106 131.9);

Tailwind

colors: {
  custom: {
    50: '#88a16f',
    500: '#577b36',
    950: '#000000',
  },
}

SCSS

$custom: #577b36;
$custom-light: #88a16f;
$custom-dark: #000000;

JSON

{
  "hex": "#577b36",
  "rgb": {
    "r": 87,
    "g": 123,
    "b": 54
  },
  "hsl": {
    "h": 91.304,
    "s": 38.983,
    "l": 34.706
  },
  "oklch": {
    "l": 0.5393,
    "c": 0.10588,
    "h": 131.9
  },
  "luminance": 0.16458
}

Semantic roles & 50–950 ramp

primary

#577B36

secondary

#8865A7

accent

#59CF96

background

#F8F9F6

surface

#F0F2EC

border

#CBCCC7

text

#0C0F07

muted

#7D7E7A

Preview Lab

Preview with #577B36

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

Preview Lab → · Contrast checker → · Palette generator →