#538D31#538D31

#538D31 is a mid, vivid yellow-green. Relative luminance 0.211; OKLCH L 58.3% C 0.139 H 135.8°. Best body text is #000000 at 5.22:1 contrast (WCAG AA passes).

Color values

HEX	#538D31
RGB	rgb(83, 141, 49)
HSL	hsl(98, 48%, 37%)
HSV	hsv(98, 65%, 55%)
CMYK	cmyk(41.1%, 0%, 65.2%, 44.7%)
CIE-LAB	lab(53.07, -35.90, 41.89)
CIE-LCH	lch(53.07, 55.17, 130.59°)
OKLab	oklab(58.33% -0.0996 0.0968)
OKLCH	oklch(58.33% 0.139 135.8)
XYZ	xyz(13.6462, 21.1098, 6.2607)
Luminance	0.2111 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#538D31 #6B318D

analogous

#818D31 #538D31 #318D3D

triadic

#538D31 #31538D #8D3153

tetradic

#538D31 #31818D #6B318D #8D3D31

square

#538D31 #31818D #6B318D #8D3D31

split-complementary

#538D31 #3D318D #8D3181

monochromatic

#1E3211 #386021 #538D31 #6EBA41 #90CC6C

Accessibility & contrast

On white

4.02

#538D31 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.22

#538D31 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #538D31

5.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##538D31	#FFFFFF	#000000	##000000
##538D31	1.00	4.02	5.22	5.22
#FFFFFF	4.02	1.00	21.00	21.00
#000000	5.22	21.00	1.00	1.00
##000000	5.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#928226

Deuteranopia (green-blind)

#8A7D38

Tritanopia (blue-blind)

#51887A

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #538d31;
/* rgb */ color: rgb(83, 141, 49);
/* oklch */ color: oklch(58.3% 0.139 135.8);

Tailwind

colors: {
  custom: {
    50: '#88af6d',
    500: '#538d31',
    950: '#000000',
  },
}

SCSS

$custom: #538d31;
$custom-light: #88af6d;
$custom-dark: #000000;

JSON

{
  "hex": "#538d31",
  "rgb": {
    "r": 83,
    "g": 141,
    "b": 49
  },
  "hsl": {
    "h": 97.826,
    "s": 48.421,
    "l": 37.255
  },
  "oklch": {
    "l": 0.58332,
    "c": 0.13887,
    "h": 135.8
  },
  "luminance": 0.21111
}

Semantic roles & 50–950 ramp

primary

#538D31

secondary

#9766B4

accent

#50D8A6

background

#F8FAF6

surface

#F0F4EC

border

#CBCEC7

text

#0C1007

muted

#7D7F7A

Preview Lab

Preview with #538D31

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

Preview Lab → · Contrast checker → · Palette generator →