#577B1E#577B1E

#577B1E is a mid, vivid yellow-green. Relative luminance 0.163; OKLCH L 53.7% C 0.126 H 128.7°. Best body text is #FFFFFF at 4.93:1 contrast (WCAG AA passes).

Color values

HEX	#577B1E
RGB	rgb(87, 123, 30)
HSL	hsl(83, 61%, 30%)
HSV	hsv(83, 76%, 48%)
CMYK	cmyk(29.3%, 0%, 75.6%, 51.8%)
CIE-LAB	lab(47.35, -27.57, 43.98)
CIE-LCH	lch(47.35, 51.91, 122.08°)
OKLab	oklab(53.68% -0.0787 0.0984)
OKLCH	oklch(53.68% 0.126 128.7)
XYZ	xyz(11.2478, 16.2856, 3.7789)
Luminance	0.1629 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577B1E #421E7B

analogous

#7B711E #577B1E #287B1E

triadic

#577B1E #1E577B #7B1E57

tetradic

#577B1E #1E7B71 #421E7B #7B1E28

square

#577B1E #1E7B71 #421E7B #7B1E28

split-complementary

#577B1E #1E287B #711E7B

monochromatic

#111906 #344A12 #577B1E #7AAC2A #9AD142

Accessibility & contrast

On white

4.93

#577B1E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.26

#577B1E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #577B1E

4.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577B1E	#FFFFFF	#000000	##FFFFFF
##577B1E	1.00	4.93	4.26	4.93
#FFFFFF	4.93	1.00	21.00	1.00
#000000	4.26	21.00	1.00	21.00
##FFFFFF	4.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#81720C

Deuteranopia (green-blind)

#7C7027

Tritanopia (blue-blind)

#5A7569

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #577b1e;
/* rgb */ color: rgb(87, 123, 30);
/* oklch */ color: oklch(53.7% 0.126 128.7);

Tailwind

colors: {
  custom: {
    50: '#8aa161',
    500: '#577b1e',
    950: '#000000',
  },
}

SCSS

$custom: #577b1e;
$custom-light: #8aa161;
$custom-dark: #000000;

JSON

{
  "hex": "#577b1e",
  "rgb": {
    "r": 87,
    "g": 123,
    "b": 30
  },
  "hsl": {
    "h": 83.226,
    "s": 60.784,
    "l": 30
  },
  "oklch": {
    "l": 0.53677,
    "c": 0.126,
    "h": 128.7
  },
  "luminance": 0.16286
}

Semantic roles & 50–950 ramp

primary

#577B1E

secondary

#6F46AE

accent

#44E482

background

#F8F9F5

surface

#F0F2EA

border

#CBCCC6

text

#0C0F05

muted

#7D7E79

Preview Lab

Preview with #577B1E

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

Preview Lab → · Contrast checker → · Palette generator →