#538B1D#538B1D

#538B1D is a mid, vivid yellow-green. Relative luminance 0.204; OKLCH L 57.6% C 0.150 H 133.4°. Best body text is #000000 at 5.08:1 contrast (WCAG AA passes).

Color values

HEX	#538B1D
RGB	rgb(83, 139, 29)
HSL	hsl(91, 65%, 33%)
HSV	hsv(91, 79%, 55%)
CMYK	cmyk(40.3%, 0%, 79.1%, 45.5%)
CIE-LAB	lab(52.28, -36.54, 49.02)
CIE-LCH	lch(52.28, 61.15, 126.70°)
OKLab	oklab(57.64% -0.1029 0.1089)
OKLCH	oklch(57.64% 0.15 133.4)
XYZ	xyz(13.0215, 20.3923, 4.4122)
Luminance	0.2039 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#538B1D #551D8B

analogous

#8A8B1D #538B1D #1D8B1E

triadic

#538B1D #1D538B #8B1D53

tetradic

#538B1D #1D8A8B #551D8B #8B1E1D

square

#538B1D #1D8A8B #551D8B #8B1E1D

split-complementary

#538B1D #1E1D8B #8B1D8A

monochromatic

#172608 #355812 #538B1D #71BE28 #90D949

Accessibility & contrast

On white

4.13

#538B1D on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.08

#538B1D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #538B1D

5.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##538B1D	#FFFFFF	#000000	##000000
##538B1D	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)

#918001

Deuteranopia (green-blind)

#897B29

Tritanopia (blue-blind)

#538576

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #538b1d;
/* rgb */ color: rgb(83, 139, 29);
/* oklch */ color: oklch(57.6% 0.150 133.4);

Tailwind

colors: {
  custom: {
    50: '#89ad62',
    500: '#538b1d',
    950: '#000000',
  },
}

SCSS

$custom: #538b1d;
$custom-light: #89ad62;
$custom-dark: #000000;

JSON

{
  "hex": "#538b1d",
  "rgb": {
    "r": 83,
    "g": 139,
    "b": 29
  },
  "hsl": {
    "h": 90.545,
    "s": 65.476,
    "l": 32.941
  },
  "oklch": {
    "l": 0.57637,
    "c": 0.14978,
    "h": 133.4
  },
  "luminance": 0.20393
}

Semantic roles & 50–950 ramp

primary

#538B1D

secondary

#8349BB

accent

#3FE895

background

#F8FAF6

surface

#F0F4EB

border

#CBCEC6

text

#0C1006

muted

#7D7F7A

Preview Lab

Preview with #538B1D

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

Preview Lab → · Contrast checker → · Palette generator →