#538E21#538E21

#538E21 is a mid, vivid yellow-green. Relative luminance 0.213; OKLCH L 58.5% C 0.151 H 134.2°. Best body text is #000000 at 5.26:1 contrast (WCAG AA passes).

Color values

HEX	#538E21
RGB	rgb(83, 142, 33)
HSL	hsl(92, 62%, 34%)
HSV	hsv(92, 77%, 56%)
CMYK	cmyk(41.5%, 0%, 76.8%, 44.3%)
CIE-LAB	lab(53.27, -37.61, 48.60)
CIE-LCH	lch(53.27, 61.45, 127.73°)
OKLab	oklab(58.46% -0.1055 0.1086)
OKLCH	oklch(58.46% 0.151 134.2)
XYZ	xyz(13.5145, 21.2941, 4.8366)
Luminance	0.2130 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#538E21 #5C218E

analogous

#8A8E21 #538E21 #218E25

triadic

#538E21 #21538E #8E2153

tetradic

#538E21 #218A8E #5C218E #8E2521

square

#538E21 #218A8E #5C218E #8E2521

split-complementary

#538E21 #25218E #8E218A

monochromatic

#192B0A #365C15 #538E21 #70C02D #8FD752

Accessibility & contrast

On white

3.99

#538E21 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.26

#538E21 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #538E21

5.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##538E21	#FFFFFF	#000000	##000000
##538E21	1.00	3.99	5.26	5.26
#FFFFFF	3.99	1.00	21.00	21.00
#000000	5.26	21.00	1.00	1.00
##000000	5.26	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#948209

Deuteranopia (green-blind)

#8C7E2C

Tritanopia (blue-blind)

#528879

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #538e21;
/* rgb */ color: rgb(83, 142, 33);
/* oklch */ color: oklch(58.5% 0.151 134.2);

Tailwind

colors: {
  custom: {
    50: '#89af65',
    500: '#538e21',
    950: '#000000',
  },
}

SCSS

$custom: #538e21;
$custom-light: #89af65;
$custom-dark: #000000;

JSON

{
  "hex": "#538e21",
  "rgb": {
    "r": 83,
    "g": 142,
    "b": 33
  },
  "hsl": {
    "h": 92.477,
    "s": 62.286,
    "l": 34.314
  },
  "oklch": {
    "l": 0.58457,
    "c": 0.15138,
    "h": 134.2
  },
  "luminance": 0.21295
}

Semantic roles & 50–950 ramp

primary

#538E21

secondary

#8A50BA

accent

#42E59B

background

#F8FAF6

surface

#F0F4EB

border

#CBCEC6

text

#0C1006

muted

#7D7F7A

Preview Lab

Preview with #538E21

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

Preview Lab → · Contrast checker → · Palette generator →