#577E40#577E40

#577E40 is a mid, moderate yellow-green. Relative luminance 0.173; OKLCH L 54.9% C 0.100 H 134.9°. Best body text is #FFFFFF at 4.70:1 contrast (WCAG AA passes).

Color values

HEX	#577E40
RGB	rgb(87, 126, 64)
HSL	hsl(98, 33%, 37%)
HSV	hsv(98, 49%, 49%)
CMYK	cmyk(31%, 0%, 49.2%, 50.6%)
CIE-LAB	lab(48.66, -25.68, 29.34)
CIE-LCH	lch(48.66, 38.99, 131.20°)
OKLab	oklab(54.85% -0.0707 0.0709)
OKLCH	oklch(54.85% 0.1 134.9)
XYZ	xyz(12.3165, 17.3177, 7.5432)
Luminance	0.1732 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577E40 #67407E

analogous

#767E40 #577E40 #407E48

triadic

#577E40 #40577E #7E4057

tetradic

#577E40 #40767E #67407E #7E4840

square

#577E40 #40767E #67407E #7E4840

split-complementary

#577E40 #48407E #7E4076

monochromatic

#1F2D17 #3B552B #577E40 #73A755 #94BC7C

Accessibility & contrast

On white

4.70

#577E40 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.46

#577E40 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #577E40

4.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577E40	#FFFFFF	#000000	##FFFFFF
##577E40	1.00	4.70	4.46	4.70
#FFFFFF	4.70	1.00	21.00	1.00
#000000	4.46	21.00	1.00	21.00
##FFFFFF	4.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#82763B

Deuteranopia (green-blind)

#7C7244

Tritanopia (blue-blind)

#577A6F

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #577e40;
/* rgb */ color: rgb(87, 126, 64);
/* oklch */ color: oklch(54.9% 0.100 134.9);

Tailwind

colors: {
  custom: {
    50: '#88a376',
    500: '#577e40',
    950: '#000000',
  },
}

SCSS

$custom: #577e40;
$custom-light: #88a376;
$custom-dark: #000000;

JSON

{
  "hex": "#577e40",
  "rgb": {
    "r": 87,
    "g": 126,
    "b": 64
  },
  "hsl": {
    "h": 97.742,
    "s": 32.632,
    "l": 37.255
  },
  "oklch": {
    "l": 0.54854,
    "c": 0.10009,
    "h": 134.9
  },
  "luminance": 0.17318
}

Semantic roles & 50–950 ramp

primary

#577E40

secondary

#9473A7

accent

#5FC9A2

background

#F8FAF7

surface

#F0F4ED

border

#CBCEC8

text

#0B0F08

muted

#7C7F7B

Preview Lab

Preview with #577E40

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

Preview Lab → · Contrast checker → · Palette generator →