#538D1B#538D1B

#538D1B is a mid, vivid yellow-green. Relative luminance 0.210; OKLCH L 58.2% C 0.153 H 133.5°. Best body text is #000000 at 5.19:1 contrast (WCAG AA passes).

Color values

HEX	#538D1B
RGB	rgb(83, 141, 27)
HSL	hsl(91, 68%, 33%)
HSV	hsv(91, 81%, 55%)
CMYK	cmyk(41.1%, 0%, 80.9%, 44.7%)
CIE-LAB	lab(52.91, -37.53, 50.27)
CIE-LCH	lch(52.91, 62.73, 126.74°)
OKLab	oklab(58.15% -0.1056 0.1112)
OKLCH	oklch(58.15% 0.153 133.5)
XYZ	xyz(13.2898, 20.9672, 4.3835)
Luminance	0.2097 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#538D1B #551B8D

analogous

#8C8D1B #538D1B #1B8D1C

triadic

#538D1B #1B538D #8D1B53

tetradic

#538D1B #1B8C8D #551B8D #8D1C1B

square

#538D1B #1B8C8D #551B8D #8D1C1B

split-complementary

#538D1B #1C1B8D #8D1B8C

monochromatic

#172607 #355A11 #538D1B #71C025 #90DC47

Accessibility & contrast

On white

4.04

#538D1B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.19

#538D1B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #538D1B

5.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##538D1B	#FFFFFF	#000000	##000000
##538D1B	1.00	4.04	5.19	5.19
#FFFFFF	4.04	1.00	21.00	21.00
#000000	5.19	21.00	1.00	1.00
##000000	5.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#938100

Deuteranopia (green-blind)

#8B7D28

Tritanopia (blue-blind)

#538778

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #538d1b;
/* rgb */ color: rgb(83, 141, 27);
/* oklch */ color: oklch(58.2% 0.153 133.5);

Tailwind

colors: {
  custom: {
    50: '#89af62',
    500: '#538d1b',
    950: '#000000',
  },
}

SCSS

$custom: #538d1b;
$custom-light: #89af62;
$custom-dark: #000000;

JSON

{
  "hex": "#538d1b",
  "rgb": {
    "r": 83,
    "g": 141,
    "b": 27
  },
  "hsl": {
    "h": 90.526,
    "s": 67.857,
    "l": 32.941
  },
  "oklch": {
    "l": 0.58154,
    "c": 0.15335,
    "h": 133.5
  },
  "luminance": 0.20968
}

Semantic roles & 50–950 ramp

primary

#538D1B

secondary

#8346BD

accent

#3DEB95

background

#F8FAF6

surface

#F0F4EB

border

#CBCEC6

text

#0C1006

muted

#7D7F7A

Preview Lab

Preview with #538D1B

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

Preview Lab → · Contrast checker → · Palette generator →