#577B26#577B26

#577B26 is a mid, vivid yellow-green. Relative luminance 0.163; OKLCH L 53.7% C 0.120 H 129.5°. Best body text is #FFFFFF at 4.92:1 contrast (WCAG AA passes).

Color values

HEX	#577B26
RGB	rgb(87, 123, 38)
HSL	hsl(85, 53%, 32%)
HSV	hsv(85, 69%, 48%)
CMYK	cmyk(29.3%, 0%, 69.1%, 51.8%)
CIE-LAB	lab(47.41, -26.99, 40.76)
CIE-LCH	lch(47.41, 48.88, 123.51°)
OKLab	oklab(53.75% -0.0764 0.0929)
OKLCH	oklch(53.75% 0.12 129.5)
XYZ	xyz(11.3632, 16.3318, 4.3870)
Luminance	0.1633 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577B26 #4A267B

analogous

#7B7526 #577B26 #2D7B26

triadic

#577B26 #26577B #7B2657

tetradic

#577B26 #267B75 #4A267B #7B262D

square

#577B26 #267B75 #4A267B #7B262D

split-complementary

#577B26 #262D7B #75267B

monochromatic

#151D09 #364C18 #577B26 #78AA34 #97CA52

Accessibility & contrast

On white

4.92

#577B26 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.27

#577B26 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #577B26

4.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577B26	#FFFFFF	#000000	##FFFFFF
##577B26	1.00	4.92	4.27	4.92
#FFFFFF	4.92	1.00	21.00	1.00
#000000	4.27	21.00	1.00	21.00
##FFFFFF	4.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#81721A

Deuteranopia (green-blind)

#7C702D

Tritanopia (blue-blind)

#59766A

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #577b26;
/* rgb */ color: rgb(87, 123, 38);
/* oklch */ color: oklch(53.7% 0.120 129.5);

Tailwind

colors: {
  custom: {
    50: '#89a165',
    500: '#577b26',
    950: '#000000',
  },
}

SCSS

$custom: #577b26;
$custom-light: #89a165;
$custom-dark: #000000;

JSON

{
  "hex": "#577b26",
  "rgb": {
    "r": 87,
    "g": 123,
    "b": 38
  },
  "hsl": {
    "h": 85.412,
    "s": 52.795,
    "l": 31.569
  },
  "oklch": {
    "l": 0.53745,
    "c": 0.12027,
    "h": 129.5
  },
  "luminance": 0.16332
}

Semantic roles & 50–950 ramp

primary

#577B26

secondary

#7750AD

accent

#4CDC89

background

#F8F9F6

surface

#F0F2EB

border

#CBCCC6

text

#0C0F06

muted

#7D7E7A

Preview Lab

Preview with #577B26

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

Preview Lab → · Contrast checker → · Palette generator →