#538B16#538B16

#538B16 is a mid, vivid yellow-green. Relative luminance 0.204; OKLCH L 57.6% C 0.153 H 132.9°. Best body text is #000000 at 5.07:1 contrast (WCAG AA passes).

Color values

HEX	#538B16
RGB	rgb(83, 139, 22)
HSL	hsl(89, 73%, 32%)
HSV	hsv(89, 84%, 55%)
CMYK	cmyk(40.3%, 0%, 84.2%, 45.5%)
CIE-LAB	lab(52.24, -36.90, 51.14)
CIE-LCH	lch(52.24, 63.06, 125.82°)
OKLab	oklab(57.6% -0.1043 0.1122)
OKLCH	oklch(57.6% 0.153 132.9)
XYZ	xyz(12.9445, 20.3615, 4.0070)
Luminance	0.2036 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#538B16 #4E168B

analogous

#8B8916 #538B16 #198B16

triadic

#538B16 #16538B #8B1653

tetradic

#538B16 #168B89 #4E168B #8B1619

square

#538B16 #168B89 #4E168B #8B1619

split-complementary

#538B16 #16198B #89168B

monochromatic

#142105 #33560E #538B16 #73C01E #91E03B

Accessibility & contrast

On white

4.14

#538B16 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.07

#538B16 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #538B16

5.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##538B16	#FFFFFF	#000000	##000000
##538B16	1.00	4.14	5.07	5.07
#FFFFFF	4.14	1.00	21.00	21.00
#000000	5.07	21.00	1.00	1.00
##000000	5.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#917F00

Deuteranopia (green-blind)

#897B24

Tritanopia (blue-blind)

#538576

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #538b16;
/* rgb */ color: rgb(83, 139, 22);
/* oklch */ color: oklch(57.6% 0.153 132.9);

Tailwind

colors: {
  custom: {
    50: '#89ad60',
    500: '#538b16',
    950: '#000000',
  },
}

SCSS

$custom: #538b16;
$custom-light: #89ad60;
$custom-dark: #000000;

JSON

{
  "hex": "#538b16",
  "rgb": {
    "r": 83,
    "g": 139,
    "b": 22
  },
  "hsl": {
    "h": 88.718,
    "s": 72.671,
    "l": 31.569
  },
  "oklch": {
    "l": 0.57598,
    "c": 0.15318,
    "h": 132.9
  },
  "luminance": 0.20362
}

Semantic roles & 50–950 ramp

primary

#538B16

secondary

#7C3EBF

accent

#38EF90

background

#F8FAF5

surface

#F0F4EA

border

#CBCEC6

text

#0C1005

muted

#7D7F79

Preview Lab

Preview with #538B16

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

Preview Lab → · Contrast checker → · Palette generator →