#538B20#538B20

#538B20 is a mid, vivid yellow-green. Relative luminance 0.204; OKLCH L 57.7% C 0.148 H 133.6°. Best body text is #000000 at 5.08:1 contrast (WCAG AA passes).

Color values

HEX	#538B20
RGB	rgb(83, 139, 32)
HSL	hsl(91, 63%, 34%)
HSV	hsv(91, 77%, 55%)
CMYK	cmyk(40.3%, 0%, 77%, 45.5%)
CIE-LAB	lab(52.30, -36.36, 48.01)
CIE-LCH	lch(52.30, 60.22, 127.14°)
OKLab	oklab(57.66% -0.1022 0.1072)
OKLCH	oklch(57.66% 0.148 133.6)
XYZ	xyz(13.0604, 20.4079, 4.6172)
Luminance	0.2041 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#538B20 #58208B

analogous

#888B20 #538B20 #208B22

triadic

#538B20 #20538B #8B2053

tetradic

#538B20 #20888B #58208B #8B2220

square

#538B20 #20888B #58208B #8B2220

split-complementary

#538B20 #22208B #8B2088

monochromatic

#182809 #355915 #538B20 #71BD2B #90D64F

Accessibility & contrast

On white

4.13

#538B20 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.08

#538B20 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #538B20

5.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##538B20	#FFFFFF	#000000	##000000
##538B20	1.00	4.13	5.08	5.08
#FFFFFF	4.13	1.00	21.00	21.00
#000000	5.08	21.00	1.00	1.00
##000000	5.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#918008

Deuteranopia (green-blind)

#897B2B

Tritanopia (blue-blind)

#538577

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #538b20;
/* rgb */ color: rgb(83, 139, 32);
/* oklch */ color: oklch(57.7% 0.148 133.6);

Tailwind

colors: {
  custom: {
    50: '#88ad64',
    500: '#538b20',
    950: '#000000',
  },
}

SCSS

$custom: #538b20;
$custom-light: #88ad64;
$custom-dark: #000000;

JSON

{
  "hex": "#538b20",
  "rgb": {
    "r": 83,
    "g": 139,
    "b": 32
  },
  "hsl": {
    "h": 91.402,
    "s": 62.573,
    "l": 33.529
  },
  "oklch": {
    "l": 0.57657,
    "c": 0.14809,
    "h": 133.6
  },
  "luminance": 0.20409
}

Semantic roles & 50–950 ramp

primary

#538B20

secondary

#864DBA

accent

#42E698

background

#F8FAF6

surface

#F0F4EB

border

#CBCEC6

text

#0C1006

muted

#7D7F7A

Preview Lab

Preview with #538B20

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

Preview Lab → · Contrast checker → · Palette generator →