#577C15#577C15

#577C15 is a mid, vivid yellow-green. Relative luminance 0.165; OKLCH L 53.9% C 0.132 H 128.3°. Best body text is #FFFFFF at 4.88:1 contrast (WCAG AA passes).

Color values

HEX	#577C15
RGB	rgb(87, 124, 21)
HSL	hsl(82, 71%, 28%)
HSV	hsv(82, 83%, 49%)
CMYK	cmyk(29.8%, 0%, 83.1%, 51.4%)
CIE-LAB	lab(47.62, -28.55, 47.33)
CIE-LCH	lch(47.62, 55.28, 121.10°)
OKLab	oklab(53.88% -0.0821 0.1039)
OKLCH	oklch(53.88% 0.132 128.3)
XYZ	xyz(11.2735, 16.4954, 3.2993)
Luminance	0.1650 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577C15 #3A157C

analogous

#7C6D15 #577C15 #247C15

triadic

#577C15 #15577C #7C1557

tetradic

#577C15 #157C6D #3A157C #7C1524

square

#577C15 #157C6D #3A157C #7C1524

split-complementary

#577C15 #15247C #6D157C

monochromatic

#121A04 #32480C #577C15 #7CB01E #9EDC30

Accessibility & contrast

On white

4.88

#577C15 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.30

#577C15 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #577C15

4.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577C15	#FFFFFF	#000000	##FFFFFF
##577C15	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)

#837300

Deuteranopia (green-blind)

#7D7020

Tritanopia (blue-blind)

#5A7669

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #577c15;
/* rgb */ color: rgb(87, 124, 21);
/* oklch */ color: oklch(53.9% 0.132 128.3);

Tailwind

colors: {
  custom: {
    50: '#8aa25d',
    500: '#577c15',
    950: '#000000',
  },
}

SCSS

$custom: #577c15;
$custom-light: #8aa25d;
$custom-dark: #000000;

JSON

{
  "hex": "#577c15",
  "rgb": {
    "r": 87,
    "g": 124,
    "b": 21
  },
  "hsl": {
    "h": 81.553,
    "s": 71.034,
    "l": 28.431
  },
  "oklch": {
    "l": 0.53881,
    "c": 0.13242,
    "h": 128.3
  },
  "luminance": 0.16496
}

Semantic roles & 50–950 ramp

primary

#577C15

secondary

#663CB1

accent

#3AEE7B

background

#F8F9F5

surface

#F0F2E9

border

#CBCCC5

text

#0C0F05

muted

#7D7E79

Preview Lab

Preview with #577C15

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

Preview Lab → · Contrast checker → · Palette generator →