#577D23#577D23

#577D23 is a mid, vivid yellow-green. Relative luminance 0.168; OKLCH L 54.2% C 0.125 H 129.7°. Best body text is #FFFFFF at 4.81:1 contrast (WCAG AA passes).

Color values

HEX	#577D23
RGB	rgb(87, 125, 35)
HSL	hsl(85, 56%, 31%)
HSV	hsv(85, 72%, 49%)
CMYK	cmyk(30.4%, 0%, 72%, 51%)
CIE-LAB	lab(48.03, -28.19, 42.67)
CIE-LCH	lch(48.03, 51.14, 123.45°)
OKLab	oklab(54.24% -0.08 0.0964)
OKLCH	oklch(54.24% 0.125 129.7)
XYZ	xyz(11.5674, 16.8145, 4.2259)
Luminance	0.1681 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577D23 #49237D

analogous

#7D7623 #577D23 #2A7D23

triadic

#577D23 #23577D #7D2357

tetradic

#577D23 #237D76 #49237D #7D232A

square

#577D23 #237D76 #49237D #7D232A

split-complementary

#577D23 #232A7D #76237D

monochromatic

#141D08 #364D16 #577D23 #78AD30 #97CD4D

Accessibility & contrast

On white

4.81

#577D23 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.36

#577D23 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #577D23

4.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577D23	#FFFFFF	#000000	##FFFFFF
##577D23	1.00	4.81	4.36	4.81
#FFFFFF	4.81	1.00	21.00	1.00
#000000	4.36	21.00	1.00	21.00
##FFFFFF	4.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#837415

Deuteranopia (green-blind)

#7E712B

Tritanopia (blue-blind)

#59776B

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #577d23;
/* rgb */ color: rgb(87, 125, 35);
/* oklch */ color: oklch(54.2% 0.125 129.7);

Tailwind

colors: {
  custom: {
    50: '#8aa364',
    500: '#577d23',
    950: '#000000',
  },
}

SCSS

$custom: #577d23;
$custom-light: #8aa364;
$custom-dark: #000000;

JSON

{
  "hex": "#577d23",
  "rgb": {
    "r": 87,
    "g": 125,
    "b": 35
  },
  "hsl": {
    "h": 85.333,
    "s": 56.25,
    "l": 31.373
  },
  "oklch": {
    "l": 0.5424,
    "c": 0.12529,
    "h": 129.7
  },
  "luminance": 0.16815
}

Semantic roles & 50–950 ramp

primary

#577D23

secondary

#764CAF

accent

#48E088

background

#F8FAF6

surface

#F0F3EB

border

#CBCDC6

text

#0C0F06

muted

#7D7F7A

Preview Lab

Preview with #577D23

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

Preview Lab → · Contrast checker → · Palette generator →