#577B3C#577B3C

#577B3C is a mid, moderate yellow-green. Relative luminance 0.165; OKLCH L 54.0% C 0.100 H 133.3°. Best body text is #FFFFFF at 4.88:1 contrast (WCAG AA passes).

Color values

HEX	#577B3C
RGB	rgb(87, 123, 60)
HSL	hsl(94, 34%, 36%)
HSV	hsv(94, 51%, 48%)
CMYK	cmyk(29.3%, 0%, 51.2%, 51.8%)
CIE-LAB	lab(47.65, -24.71, 30.23)
CIE-LCH	lch(47.65, 39.04, 129.25°)
OKLab	oklab(54.02% -0.0683 0.0726)
OKLCH	oklch(54.02% 0.1 133.3)
XYZ	xyz(11.8288, 16.5180, 6.8392)
Luminance	0.1652 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577B3C #603C7B

analogous

#767B3C #577B3C #3C7B40

triadic

#577B3C #3C577B #7B3C57

tetradic

#577B3C #3C767B #603C7B #7B403C

square

#577B3C #3C767B #603C7B #7B403C

split-complementary

#577B3C #403C7B #7B3C76

monochromatic

#1D2914 #3A5228 #577B3C #74A450 #94BC75

Accessibility & contrast

On white

4.88

#577B3C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.30

#577B3C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #577B3C

4.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577B3C	#FFFFFF	#000000	##FFFFFF
##577B3C	1.00	4.88	4.30	4.88
#FFFFFF	4.88	1.00	21.00	1.00
#000000	4.30	21.00	1.00	21.00
##FFFFFF	4.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7F7337

Deuteranopia (green-blind)

#7A7040

Tritanopia (blue-blind)

#57776C

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #577b3c;
/* rgb */ color: rgb(87, 123, 60);
/* oklch */ color: oklch(54.0% 0.100 133.3);

Tailwind

colors: {
  custom: {
    50: '#88a173',
    500: '#577b3c',
    950: '#000000',
  },
}

SCSS

$custom: #577b3c;
$custom-light: #88a173;
$custom-dark: #000000;

JSON

{
  "hex": "#577b3c",
  "rgb": {
    "r": 87,
    "g": 123,
    "b": 60
  },
  "hsl": {
    "h": 94.286,
    "s": 34.426,
    "l": 35.882
  },
  "oklch": {
    "l": 0.54017,
    "c": 0.09964,
    "h": 133.3
  },
  "luminance": 0.16518
}

Semantic roles & 50–950 ramp

primary

#577B3C

secondary

#8D6DA6

accent

#5DCB9C

background

#F8F9F7

surface

#F0F2ED

border

#CBCCC8

text

#0B0F08

muted

#7C7E7B

Preview Lab

Preview with #577B3C

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

Preview Lab → · Contrast checker → · Palette generator →